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Section
GeoRef Subject
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all geography including DSDP/ODP Sites and Legs
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Africa
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Central Africa
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Angola (3)
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Congo (1)
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Congo Democratic Republic (1)
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West Congo Belt (1)
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Congo Basin (1)
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Congo Craton (12)
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East Africa
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Afar Depression (1)
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Eritrea (1)
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Ethiopia
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Tigray Ethiopia (1)
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Kenya (2)
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Malawi (1)
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Tanzania (8)
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Zambia
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Lusaka Zambia (1)
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East African Rift (3)
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Kalahari Desert (3)
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Madagascar
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Mahajanga Basin (1)
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Mozambique Belt (5)
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North Africa
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Algeria (2)
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Atlas Mountains
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Anti-Atlas (17)
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Egypt
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Libya
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Rif (2)
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Nubian Shield (10)
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Southern Africa
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Kaapvaal Craton (9)
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Kalahari Craton (11)
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Karoo Basin (6)
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Namibia
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South Africa
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Cape fold belt (6)
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Eastern Cape Province South Africa (1)
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KwaZulu-Natal South Africa (4)
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Limpopo South Africa (2)
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Mpumalanga South Africa
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Barberton Mountain Land (1)
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Northern Cape Province South Africa (3)
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North-West Province South Africa
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Ventersdorp South Africa (1)
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Western Cape Province South Africa (1)
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Witwatersrand (2)
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Zimbabwe (1)
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West Africa
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Chad (1)
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Ghana (1)
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Guinea (1)
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Liberia (1)
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Mauritanides (2)
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Senegal (1)
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Taoudenni Basin (1)
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West African Craton (7)
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West African Shield (3)
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Zambezi Valley (1)
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Alexander Terrane (21)
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Altiplano (11)
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Anglesey (1)
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Antarctica
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Amundsen Sea (1)
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Antarctic ice sheet
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East Antarctic ice sheet (1)
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Coats Land (2)
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East Antarctica (17)
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Ellsworth Land
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Ellsworth Mountains (5)
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Larsemann Hills (1)
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Mac Robertson Land
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Prince Charles Mountains (1)
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Marie Byrd Land (2)
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Queen Maud Land
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Lutzow-Holm Bay (1)
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Transantarctic Mountains
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Beardmore Glacier (1)
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Pensacola Mountains (4)
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Queen Maud Range (3)
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Shackleton Range (1)
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Victoria Land
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McMurdo dry valleys (1)
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West Antarctica (5)
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Wilkes Land (2)
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Antelope Valley (1)
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Arctic Ocean
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Alpha Cordillera (2)
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Amerasia Basin (10)
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Barents Sea (20)
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Canada Basin (8)
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Nares Strait (4)
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Norwegian Sea
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More Basin (2)
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Arctic region
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Greenland
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East Greenland (53)
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Jan Mayen (3)
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Russian Arctic
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Svalbard
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Spitsbergen
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Nordaustlandet (2)
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Arran (3)
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Asia
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Altai Mountains
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Altai Russian Federation
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Arabian Peninsula
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Oman
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Saudi Arabia
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Central Asia
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Kazakhstan
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Pamirs (1)
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Chukotka Russian Federation
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Chukchi Peninsula (10)
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Far East
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Burma (1)
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China
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Anhui China (2)
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Guangdong China (2)
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Guangxi China (3)
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Guizhou China (19)
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Hainan China (5)
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Hebei China (2)
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Henan China (4)
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Hubei China
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Yichang China (4)
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Hunan China (13)
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Inner Mongolia China
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Bayan Obo China (1)
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Erlian Basin (1)
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Jiangsu China
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Nanjing China (1)
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Jiangxi China (4)
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Jilin China (1)
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Kunlun Mountains (5)
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Liaoning China (1)
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Meishan China (1)
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Micang Mountains (2)
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Nanling (1)
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Ningxia China (1)
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North China Plain (1)
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North China Platform (43)
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Ordos Basin (3)
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Qaidam Basin (3)
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Qilian Mountains (9)
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Qinghai China (4)
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Qinling Mountains (2)
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Shaanxi China (6)
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Shandong China
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Dongying Depression (1)
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Shandong Peninsula (1)
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Shanxi China (1)
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Sichuan Basin (3)
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Sichuan China
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Panxi Rift (3)
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Songliao Basin (1)
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South China Block (45)
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Tarim Platform (21)
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Xinjiang China
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Junggar (3)
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Kuqa Depression (1)
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Tarim Basin (12)
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Xizang China
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Lhasa Block (2)
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Xainza China (1)
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Yangtze Platform (43)
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Yangtze River (1)
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Yangtze Three Gorges (4)
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Yunnan China
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Ailao Shan (1)
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Chengjiang China (1)
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Jinning China (1)
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Tengchong (1)
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Zhejiang China (4)
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Indochina (2)
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Indonesia
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Krakatoa (1)
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Sumatra (1)
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Japan
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Honshu
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Kurosegawa Zone (1)
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Shikoku
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Kochi Japan (1)
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Korea
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South Korea
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Gyeonggi Massif (1)
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Laos (1)
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Malay Peninsula
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West Malaysia
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Langkawi Islands (1)
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Malaysia
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West Malaysia
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Langkawi Islands (1)
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Mongolia
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Mongolian Altai (5)
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Sino-Korean Platform (2)
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Vietnam (5)
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Gobi Desert (1)
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Himalayas
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Garhwal Himalayas (1)
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High Himalayan Crystallines (2)
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Kumaun Himalayas (1)
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Lesser Himalayas (3)
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Mount Everest (1)
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Zanskar Range (1)
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Indian Peninsula
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Afghanistan (2)
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Bangladesh (1)
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Bengal (1)
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Bhutan (1)
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India
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Andhra Pradesh India
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Cuddapah Basin (5)
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Visakhapatnam India (1)
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Bastar Craton (6)
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Bundelkhand (3)
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Chhattisgarh India
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Bastar India (1)
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Dharwar Craton (5)
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Ghats
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Eastern Ghats (12)
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Western Ghats (1)
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Gujarat India
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Amba Dongar (1)
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Saurashtra (1)
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Himachal Pradesh India
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Kinnaur India (1)
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Mandi India (1)
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Spiti (3)
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Karnataka India
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Closepet Granite (1)
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Kerala India (3)
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Madhya Pradesh India (2)
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Maharashtra India
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Latur India (2)
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Narmada-Son Lineament (1)
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Northeastern India
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Assam India (1)
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Meghalaya India (2)
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Orissa India
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Koraput India (1)
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Pranhita-Godavari Valley (2)
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Rajasthan India
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Aravalli Range (3)
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Mangalwar Complex (1)
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Pali India (1)
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Shillong Plateau (3)
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Sikkim India (1)
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Singhbhum shear zone (4)
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Southern Granulite Terrain (4)
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Tamil Nadu India (2)
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Trans-Aravalli Vindhyan Basin (2)
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Uttarakhand India
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Garhwal Himalayas (1)
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Garhwal India (1)
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Indian Shield (7)
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Indo-Gangetic Plain (1)
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Jammu and Kashmir
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Ladakh (3)
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Nepal (2)
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Pakistan (3)
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Indus River (1)
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Indus-Yarlung Zangbo suture zone (1)
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Irkutsk Basin (1)
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Irkutsk Russian Federation (13)
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Karakoram (1)
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Kemerovo Russian Federation (2)
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Khabarovsk Russian Federation (1)
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Khakasiya Russian Federation (3)
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Khamar-Daban Range (1)
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Kolyma Uplift (1)
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Kopet-Dag Range (1)
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Krasnoyarsk Russian Federation
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Igarka Russian Federation (1)
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Severnaya Zemlya (6)
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Taymyr Dolgan-Nenets Russian Federation
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Taymyr Peninsula (7)
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Turukhansk Russian Federation (2)
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Kuznetsk Basin (1)
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Lake Baikal (3)
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Main Central Thrust (2)
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Maya River basin (3)
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Middle East
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Cyprus (1)
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Iran
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Iraq (1)
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Israel (1)
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Jordan (2)
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Turkey
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Anatolia (4)
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Menderes Massif (3)
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Pontic Mountains (2)
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Sea of Marmara region (1)
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Taurus Mountains (3)
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Zagros (6)
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Novosibirsk Russian Federation (1)
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Okhotsk-Chukchi (1)
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Omolon Block (1)
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Patom Plateau (3)
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Sayan
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Eastern Sayan (4)
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Western Sayan (2)
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Siberia (62)
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Siberian fold belt (3)
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Siberian Platform
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Anabar Shield (4)
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Yenisei Ridge (12)
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Sri Lanka (3)
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Tajikistan (2)
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Tibetan Plateau (6)
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Tien Shan
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Karatau Range (2)
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Transbaikalia (3)
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Tunguska Syneclise (1)
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Turkmenia
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Tuva Russian Federation (4)
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Uchur River basin (1)
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Uzbekistan
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Verkhoyansk region (2)
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Vindhyan Basin (3)
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West Siberia
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Western Transbaikalia (1)
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Yakutia Russian Federation
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New Siberian Islands (7)
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Olenek River (1)
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Yana River (1)
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Yudoma River (1)
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Atlantic Ocean
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Mid-Atlantic Ridge
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Atlantis Massif
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Lost City hydrothermal field (1)
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North Atlantic
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Atlantis fracture zone (1)
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Atlantis Massif
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Lost City hydrothermal field (1)
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Baltic Sea
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Caribbean Sea
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Celtic Sea (2)
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Gulf of Saint Lawrence (4)
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Kane fracture zone (1)
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North Sea
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East Shetland Basin (2)
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Oseberg Field (1)
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Skagerrak (1)
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Viking Graben (3)
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Northeast Atlantic
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Porcupine Bank (2)
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Northwest Atlantic (5)
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Porcupine Basin (2)
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Rockall Bank (1)
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Rockall Plateau (2)
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Rockall Trough (1)
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Scotian Shelf (2)
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Romanche fracture zone (1)
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South Atlantic (1)
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Atlantic Ocean Islands
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Canary Islands
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Fuerteventura (1)
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Faeroe Islands (1)
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Unst (5)
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Atlantic region (12)
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Australasia
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Australia
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Adelaide fold belt (1)
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Adelaide Geosyncline (2)
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Amadeus Basin (8)
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Broken Hill Block (2)
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Curnamona Province (2)
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Lachlan fold belt (5)
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New South Wales Australia (8)
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Northern Territory Australia
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Alligator Rivers Field (2)
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HYC Deposit (3)
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Officer Basin (1)
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Queensland Australia
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Ernest Henry Deposit (1)
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Georgetown Inlier (2)
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Mount Isa Australia (2)
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Mount Isa Inlier (6)
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South Australia
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Arrowie Basin (1)
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Fleurieu Peninsula (1)
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Flinders Ranges (3)
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Gawler Craton (11)
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Kangaroo Island (1)
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Kanmantoo Trough (1)
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Olympic Dam Deposit (8)
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Tasmania Australia (11)
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Victoria Australia (3)
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Western Australia
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Canning Basin (4)
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Eastern Goldfields (1)
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Gascoyne Complex (1)
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Halls Creek Orogen (1)
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Pilbara Craton (4)
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Yilgarn Craton (5)
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New Zealand
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Bay of Plenty (1)
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Nelson New Zealand (1)
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Southland New Zealand
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Fiordland (2)
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Taupo (1)
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Papua New Guinea (1)
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Tasman orogenic zone (2)
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Avalon Zone (33)
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Barents region (4)
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Border Ranges Fault (2)
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Caledonides (215)
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Canada
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Arctic Archipelago (36)
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Eastern Canada
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Maritime Provinces
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New Brunswick
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Miramichi Bay (1)
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Westmorland County New Brunswick (1)
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Nova Scotia
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Cape Breton Island (21)
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Cumberland County Nova Scotia
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Prince Edward Island (2)
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Meguma Terrane (28)
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Newfoundland and Labrador
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Burin Peninsula (4)
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Notre Dame Bay (5)
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Port au Port Peninsula (18)
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Saint John's Newfoundland and Labrador (1)
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Ontario
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Bruce County Ontario (3)
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Dryden Ontario (1)
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Frontenac County Ontario (1)
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Mediterranean region
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Melville Island (8)
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Mexico
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Midland Valley (29)
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North America
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Appalachian Basin (52)
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Appalachians
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Carolina slate belt (2)
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Central Appalachians (15)
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Northern Appalachians (106)
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Piedmont
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Inner Piedmont (6)
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Southern Appalachians (65)
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Valley and Ridge Province (16)
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Basin and Range Province
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Great Basin (27)
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Belt Basin (9)
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Canadian Shield
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Churchill Province
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Rae Province (41)
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Snowbird tectonic zone (9)
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Flin Flon Belt (12)
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Grenville Province
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Central Metasedimentary Belt (17)
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Makkovik Province (8)
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Abitibi Belt (9)
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Taltson magmatic zone (9)
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Champlain Valley (2)
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Grenville Front (12)
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Keweenawan Rift (18)
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North American Craton (17)
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Absaroka Range
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Bridger Range (4)
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Rocky Mountains foreland (3)
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Western Canada Sedimentary Basin (22)
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Western Interior
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Williston Basin (8)
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North Australian Craton (8)
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ODP Site 642 (1)
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North Pacific
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Northeast Pacific
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South Pacific
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West Pacific
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Northwest Pacific
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Ontong Java Plateau (1)
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Southwest Pacific
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Tasman Sea (1)
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Pacific region
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Circum-Pacific region (2)
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Peace River (1)
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polar regions (2)
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Russian Platform
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South America
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Bolivia
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Brazil
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Chile
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Colombia
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Peru
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Precordillera (39)
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Venezuela
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South Island (4)
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Southern Ocean
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Southern Uplands (37)
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United States
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Alabama
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Arizona
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California
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Salinian Block (4)
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Colorado
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Florida
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Michigan
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Michigan Upper Peninsula
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Midcontinent (36)
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Midwest (3)
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Minnesota
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Duluth Complex (2)
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Missouri
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Saint Francois Mountains (6)
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Taney County Missouri (1)
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Mojave Desert (20)
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Montana
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Big Snowy Mountains (1)
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Lewis and Clark County Montana
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Lincoln County Montana (2)
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Tobacco Root Mountains (4)
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Powell County Montana (2)
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Nevada
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New Madrid region (4)
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New Mexico
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Dona Ana County New Mexico (3)
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McKinley County New Mexico (1)
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-
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New York
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Finger Lakes
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-
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Newark Basin (1)
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North Carolina
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-
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North Dakota
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Ohio
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-
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-
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-
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-
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Oklahoma
-
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Johnston County Oklahoma (1)
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-
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Meers Fault (1)
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Murray County Oklahoma (3)
-
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Oregon
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Pennsylvania
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Sevier orogenic belt (24)
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South Carolina
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South Dakota
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-
Southwestern U.S. (28)
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Susquehanna River (2)
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Talladega Front (6)
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Tennessee
-
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-
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-
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-
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-
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-
Wilson County Tennessee (2)
-
-
Tennessee River (1)
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Texas
-
Amarillo Uplift (1)
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Balcones fault zone (2)
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-
Fort Worth Basin (12)
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Trans-Pecos (1)
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Uinta Basin (2)
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Utah
-
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Vermont
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Virginia
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Washington
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West Virginia
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Western U.S. (41)
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Wisconsin
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Wyoming
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-
Teton County Wyoming (1)
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Wind River Range (4)
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Wyoming Province (36)
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Victoria Island (9)
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commodities
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gems (6)
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mineral deposits, genesis (228)
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petroleum
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phosphate deposits (6)
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placers
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strategic minerals (1)
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water resources (1)
-
-
elements, isotopes
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boron
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B-11/B-10 (3)
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carbon
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C-13 (1)
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C-13/C-12 (219)
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C-14 (1)
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organic carbon (21)
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chemical elements (1)
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chemical ratios (30)
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halogens
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hydrogen
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incompatible elements (1)
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isotope ratios (692)
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isotopes
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radioactive isotopes
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Pb-206/Pb-204 (67)
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Sm-147/Nd-144 (58)
-
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-
U-238/U-234 (1)
-
-
stable isotopes
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Ar-40 (1)
-
Ar-40/Ar-39 (10)
-
B-11/B-10 (3)
-
C-13 (1)
-
C-13/C-12 (219)
-
D/H (24)
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deuterium (5)
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Fe-56/Fe-54 (3)
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He-4 (1)
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He-4/He-3 (1)
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Hf-177/Hf-176 (108)
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Kr-84 (1)
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N-15/N-14 (3)
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Nd-144/Nd-142 (1)
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Nd-144/Nd-143 (199)
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Ne-20 (1)
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O-17/O-16 (1)
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O-18 (1)
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O-18/O-16 (205)
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Os-188/Os-187 (11)
-
Pb-206/Pb-204 (67)
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Pb-207/Pb-204 (51)
-
Pb-207/Pb-206 (20)
-
Pb-208/Pb-204 (43)
-
Pb-208/Pb-206 (5)
-
Rb-87/Sr-86 (14)
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Re-187/Os-188 (2)
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S-33 (2)
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S-33/S-32 (1)
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S-34/S-32 (53)
-
Sm-147/Nd-144 (58)
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Sr-87 (1)
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Sr-87/Sr-86 (167)
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U-238/Pb-206 (5)
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Xe-129 (1)
-
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large-ion lithophile elements (9)
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Lu/Hf (88)
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metals
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actinides
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thorium (15)
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uranium
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U-238/U-234 (1)
-
-
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alkali metals
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cesium (5)
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lithium (10)
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potassium (6)
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rubidium
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Rb-87/Sr-86 (14)
-
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sodium (3)
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alkaline earth metals
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barium
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Ba/Ca (1)
-
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beryllium
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Be-10 (2)
-
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calcium
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Ba/Ca (1)
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Sr/Ca (1)
-
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magnesium (14)
-
strontium
-
Rb-87/Sr-86 (14)
-
Sr/Ca (1)
-
Sr-87 (1)
-
Sr-87/Sr-86 (167)
-
-
-
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ferrous iron (2)
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lead
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Pb-206/Pb-204 (67)
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Pb-207/Pb-204 (51)
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Pb-208/Pb-204 (43)
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Os-188/Os-187 (11)
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Re-187/Os-188 (2)
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neodymium
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Nd-144/Nd-142 (1)
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Nd-144/Nd-143 (199)
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Sm-147/Nd-144 (58)
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samarium
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Sm-147/Nd-144 (58)
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ytterbium (5)
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yttrium (14)
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rhenium
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Re-187/Os-188 (2)
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silver (2)
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tin (2)
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nitrogen
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N-15/N-14 (3)
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noble gases
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argon
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Ar-40 (1)
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Ar-40/Ar-39 (10)
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helium
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He-4 (1)
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He-4/He-3 (1)
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krypton
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Kr-84 (1)
-
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neon
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Ne-20 (1)
-
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xenon
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Xe-129 (1)
-
-
-
oxygen
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O-17/O-16 (1)
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O-18 (1)
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O-18/O-16 (205)
-
-
phosphorus
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organic phosphorus (1)
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selenium (2)
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silicon (4)
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sulfur
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S-33 (2)
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S-33/S-32 (1)
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S-34/S-32 (53)
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tellurium (1)
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fossils
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Chordata
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Vertebrata
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Pisces
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Osteichthyes
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Placodermi
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Tetrapoda
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Mammalia
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Perissodactyla
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Reptilia
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Diapsida
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Archosauria
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dinosaurs (4)
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Thelodonti (3)
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Cloudina (3)
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Renalcis (1)
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eukaryotes (20)
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Graptolithina
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Diplograptina (1)
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-
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Hemichordata (22)
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ichnofossils
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Invertebrata
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Chelicerata
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-
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Mandibulata
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Ostracoda
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Insecta (1)
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Myriapoda (2)
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Trilobitomorpha
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Redlichiida (6)
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Brachiopoda
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Articulata
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Orthida (9)
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Spiriferida
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Strophomenida (4)
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Terebratulida (1)
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Inarticulata
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Lingula (3)
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-
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Bryozoa
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Trepostomata (6)
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Cnidaria
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Anthozoa
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Rugosa (5)
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Scleractinia (1)
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Tabulata
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Favositida (1)
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Hydrozoa (1)
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Scyphozoa
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Conulariida (1)
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Echinodermata
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Asterozoa
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Stelleroidea
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Crinozoa
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Crinoidea
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Echinozoa
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Homalozoa
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Stylophora (4)
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-
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Mollusca
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Bivalvia (21)
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Cephalopoda
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Ammonoidea
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Ammonites (1)
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Goniatitida
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Goniatitidae
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-
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Bactritida (1)
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Nautiloidea (8)
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Gastropoda (21)
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Hyolithes (8)
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Monoplacophora (1)
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Tentaculitida
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Tentaculitidae
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-
-
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Porifera
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Demospongea (10)
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Hexactinellida (3)
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Stromatoporoidea (11)
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Protista
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Foraminifera
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Fusulinina
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Fusulinidae (3)
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-
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Radiolaria (15)
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Thecamoeba (1)
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Vermes
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Annelida (9)
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Polychaeta
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-
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Priapulida (4)
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scolecodonts (10)
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-
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lichens (1)
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Metazoa (17)
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microfossils
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Chitinozoa (35)
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Conodonta
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Ozarkodina (2)
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Panderodus (1)
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Fusulinina
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Fusulinidae (3)
-
-
Leperditicopida (1)
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problematic microfossils (18)
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scolecodonts (10)
-
-
palynomorphs
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acritarchs
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Baltisphaeridium (1)
-
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Chitinozoa (35)
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Dinoflagellata (5)
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miospores
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pollen (5)
-
-
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Plantae
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algae
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calcareous algae (4)
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Chlorophyta
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Botryococcus (1)
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Chlorophyceae
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Codiaceae
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Halimeda (1)
-
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Dasycladaceae (2)
-
-
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nannofossils (1)
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Rhodophyta (1)
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Pteridophyta
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Filicopsida
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Lycopsida (6)
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Psilopsida (1)
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Sphenopsida
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Equisetales
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Calamites (1)
-
-
-
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Spermatophyta
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Angiospermae (1)
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Gymnospermae
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Coniferales (3)
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Cordaitales (3)
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Glossopteridales (1)
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Pteridospermae (3)
-
-
-
-
problematic fossils
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problematic microfossils (18)
-
-
prokaryotes (1)
-
Pterobranchia (18)
-
tracks (9)
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trails (1)
-
-
geochronology methods
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(U-Th)/He (32)
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Ar/Ar (236)
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exposure age (1)
-
fission-track dating (27)
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He/He (2)
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K/Ar (25)
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Lu/Hf (88)
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Nd/Nd (8)
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optically stimulated luminescence (1)
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paleomagnetism (229)
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Pb/Pb (59)
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Pb/Th (8)
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Rb/Sr (48)
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Re/Os (38)
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Sm/Nd (110)
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Sr/Sr (5)
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Th/U (18)
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thermochronology (70)
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thermoluminescence (1)
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tree rings (1)
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U/Pb (1338)
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U/Th/Pb (62)
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uranium disequilibrium (1)
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-
geologic age
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Cenozoic
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Glenns Ferry Formation (1)
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lower Cenozoic (3)
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middle Cenozoic (2)
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Quaternary
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Holocene
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upper Holocene (1)
-
-
Pleistocene
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middle Pleistocene (1)
-
upper Pleistocene
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Baltic ice lake (1)
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Devensian
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upper Devensian (1)
-
-
Wisconsinan
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middle Wisconsinan (1)
-
upper Wisconsinan (1)
-
-
-
-
-
Tertiary
-
Catahoula Formation (1)
-
Challis Volcanics (4)
-
lower Tertiary (3)
-
middle Tertiary (1)
-
Muddy Creek Formation (1)
-
Neogene
-
Miocene
-
Ash Hollow Formation (1)
-
Columbia River Basalt Group (2)
-
Fleming Formation (1)
-
lower Miocene (8)
-
middle Miocene (4)
-
Sarmatian (1)
-
upper Miocene
-
Pontian (1)
-
-
-
Ogallala Formation (2)
-
Pliocene
-
Bowden Formation (1)
-
Cimmerian (1)
-
lower Pliocene (3)
-
upper Pliocene (1)
-
-
upper Neogene (2)
-
-
Paleogene
-
Eocene
-
Absaroka Supergroup (1)
-
Colton Formation (2)
-
Green River Formation (1)
-
Lake Gosiute (2)
-
lower Eocene
-
Wind River Formation (1)
-
Ypresian (2)
-
-
middle Eocene
-
Claiborne Group (3)
-
Lutetian (1)
-
Tallahatta Formation (1)
-
-
upper Eocene (4)
-
Wilkins Peak Member (1)
-
-
lower Paleogene (3)
-
Oligocene
-
Fish Canyon Tuff (1)
-
Frio Formation (1)
-
lower Oligocene
-
Rupelian (1)
-
-
upper Oligocene
-
Chattian (1)
-
-
-
Paleocene
-
lower Paleocene
-
Danian (1)
-
K-T boundary (2)
-
Puercan (1)
-
-
upper Paleocene (2)
-
-
Paleocene-Eocene Thermal Maximum (1)
-
Renova Formation (1)
-
Sespe Formation (2)
-
upper Paleogene (1)
-
Wasatch Formation (1)
-
Wilcox Group (7)
-
Yahuarango Formation (1)
-
-
-
upper Cenozoic (2)
-
-
Coal Measures (2)
-
Dalradian (65)
-
Laurentide ice sheet (4)
-
Mesozoic
-
Bisbee Group (3)
-
Cretaceous
-
Alisitos Formation (1)
-
Chonta Formation (1)
-
Comanchean
-
Edwards Formation (1)
-
-
Dakota Formation (1)
-
Kuskokwim Group (2)
-
Lower Cretaceous
-
Albian (10)
-
Aptian
-
lower Aptian (1)
-
-
Barremian (3)
-
Berriasian (2)
-
Blackleaf Formation (1)
-
Bluesky Formation (1)
-
Cadomin Formation (1)
-
Clearwater Formation (1)
-
Edwards Formation (1)
-
Fall River Formation (1)
-
Gething Formation (1)
-
Isachsen Formation (1)
-
Mannville Group (2)
-
McMurray Formation (3)
-
Mural Limestone (1)
-
Neocomian (1)
-
Newcastle Sandstone (1)
-
Sligo Formation (1)
-
Spirit River Formation (1)
-
Valanginian (2)
-
-
Middle Cretaceous
-
Winton Formation (1)
-
-
Natih Formation (1)
-
Queen Charlotte Group (1)
-
Upper Cretaceous
-
Bearpaw Formation (1)
-
Belly River Formation (1)
-
Blackhawk Formation (1)
-
Campanian
-
Dinosaur Park Formation (1)
-
lower Campanian (1)
-
upper Campanian (1)
-
-
Cardium Formation (1)
-
Castlegate Sandstone (3)
-
Cenomanian
-
Dunvegan Formation (1)
-
lower Cenomanian (1)
-
upper Cenomanian (1)
-
-
Codell Sandstone Member (1)
-
Coker Formation (1)
-
Fox Hills Formation (1)
-
Gallup Sandstone (1)
-
Gulfian
-
Eagle Ford Formation (1)
-
Olmos Formation (1)
-
-
Horseshoe Canyon Formation (1)
-
Kaiparowits Formation (1)
-
K-T boundary (2)
-
Laramie Formation (1)
-
Maestrichtian (5)
-
Mesaverde Group (3)
-
Oldman Formation (1)
-
Pierre Shale (1)
-
Ripley Formation (1)
-
Senonian (1)
-
Straight Cliffs Formation (2)
-
Turonian (2)
-
Vivian Formation (1)
-
Wahweap Formation (1)
-
-
Viking Formation (1)
-
-
Franciscan Complex (1)
-
Glen Canyon Group (3)
-
Great Valley Sequence (2)
-
Jurassic
-
Bonanza Group (1)
-
Coast Range Ophiolite (3)
-
Fernie Formation (2)
-
Ferrar Group (2)
-
Ladner Group (1)
-
Lower Jurassic
-
Dunlin Group (1)
-
Hettangian (1)
-
Laberge Group (5)
-
Pliensbachian (4)
-
Sinemurian (2)
-
Talkeetna Formation (1)
-
Toarcian
-
lower Toarcian (1)
-
-
-
Middle Jurassic
-
Bajocian (1)
-
Bathonian (2)
-
Callovian (3)
-
Summerville Formation (1)
-
-
Norphlet Formation (4)
-
San Rafael Group (4)
-
Upper Jurassic
-
Entrada Sandstone (2)
-
Galice Formation (2)
-
Haynesville Formation (1)
-
Jeanne d'Arc Formation (1)
-
Kimmeridge Clay (1)
-
Kimmeridgian
-
lower Kimmeridgian (1)
-
upper Kimmeridgian (1)
-
-
La Casita Formation (1)
-
Morrison Formation (3)
-
Oxfordian (1)
-
Salt Wash Sandstone Member (1)
-
Sarayaquillo Formation (1)
-
Stump Formation (1)
-
Sundance Formation (2)
-
Tithonian (4)
-
Volgian (2)
-
-
-
Kayenta Formation (2)
-
lower Mesozoic (11)
-
McHugh Complex (1)
-
Navajo Sandstone (4)
-
Newark Supergroup (1)
-
Pucara Group (1)
-
Statfjord Formation (1)
-
Triassic
-
Fremouw Formation (1)
-
Liard Formation (1)
-
Lower Triassic
-
Induan (1)
-
Permian-Triassic boundary (5)
-
Smithian (1)
-
-
Middle Triassic
-
Anisian (1)
-
Doig Formation (3)
-
Ladinian (1)
-
-
Moenkopi Formation (4)
-
Montney Formation (4)
-
Nicola Group (1)
-
Red Peak Formation (2)
-
Shublik Formation (3)
-
Takla Group (1)
-
Upper Triassic
-
Carnian (6)
-
Chinle Formation (23)
-
Dockum Group (1)
-
Karmutsen Group (1)
-
Norian (11)
-
Rhaetian (3)
-
Sag River Sandstone (1)
-
Shinarump Member (5)
-
-
-
upper Mesozoic (5)
-
Vaca Muerta Formation (1)
-
Wingate Sandstone (1)
-
-
Moldanubian (5)
-
Paleozoic
-
Acatlan Complex (15)
-
Arbuckle Group (2)
-
Bird Spring Formation (1)
-
Bowers Supergroup (1)
-
Cambrian
-
Acadian (14)
-
Bonanza King Formation (1)
-
Brigham Group (2)
-
Carrara Formation (3)
-
Conasauga Group (6)
-
Kanmantoo Group (2)
-
Lancara Formation (2)
-
Lower Cambrian
-
Antietam Formation (1)
-
Atdabanian (1)
-
Chilhowee Group (5)
-
Gog Group (3)
-
Kinzers Formation (1)
-
Murphy Marble (1)
-
Pinney Hollow Formation (1)
-
Poleta Formation (5)
-
Rome Formation (2)
-
Terreneuvian
-
Fortunian (2)
-
-
Tommotian (6)
-
Yudoma Series (1)
-
-
Middle Cambrian
-
Bright Angel Shale (1)
-
Burgess Shale (11)
-
Flathead Sandstone (2)
-
Marjum Formation (4)
-
Metaline Limestone (2)
-
Mount Scott Granite (1)
-
Wheeler Formation (6)
-
-
Mount Read Volcanics (1)
-
Pioche Shale (6)
-
Tapeats Sandstone (1)
-
Upper Cambrian
-
Eau Claire Formation (1)
-
Furongian
-
Jiangshanian (3)
-
Paibian (4)
-
-
Goldenville Formation (4)
-
Lamotte Sandstone (1)
-
Mount Simon Sandstone (8)
-
Nopah Formation (1)
-
Orr Formation (3)
-
Pilgrim Formation (1)
-
Potsdam Sandstone (12)
-
Steptoean (17)
-
Wilberns Formation (2)
-
-
-
Cape Elizabeth Formation (2)
-
Carboniferous
-
Big Snowy Group (1)
-
Chilliwack Group (2)
-
Ely Limestone (1)
-
Jackfork Group (2)
-
Johns Valley Formation (1)
-
Lower Carboniferous
-
Asbian (4)
-
Dinantian (14)
-
-
Mabou Group (3)
-
Middle Carboniferous (4)
-
Mississippian
-
Barnett Shale (5)
-
Boone Formation (1)
-
Chainman Shale (1)
-
Charles Formation (1)
-
Lower Mississippian
-
Cuyahoga Formation (1)
-
Fort Payne Formation (1)
-
Joana Limestone (2)
-
Kayak Shale (1)
-
Kekiktuk Conglomerate (1)
-
Kinderhookian
-
Banff Formation (2)
-
-
Lodgepole Formation (1)
-
Osagian
-
Burlington Limestone (2)
-
-
Pocono Formation (1)
-
Tournaisian (10)
-
-
Madison Group (1)
-
Middle Mississippian
-
Visean
-
upper Visean (1)
-
-
-
Redwall Limestone (1)
-
Stanley Group (3)
-
Upper Mississippian
-
Chesterian
-
Golconda Formation (1)
-
-
Fayetteville Formation (3)
-
Hartselle Sandstone (2)
-
Heath Formation (1)
-
Meramecian
-
Saint Louis Limestone (1)
-
-
Serpukhovian (6)
-
-
Windsor Group (3)
-
-
Namurian (8)
-
Pennsylvanian
-
Brazil Formation (1)
-
Cumberland Group (1)
-
Joggins Formation (1)
-
Lower Pennsylvanian
-
Bashkirian (5)
-
Caseyville Formation (1)
-
Haymond Formation (2)
-
Morrowan
-
Bloyd Formation (1)
-
-
-
Middle Pennsylvanian
-
Allegheny Group (7)
-
Atokan
-
Atoka Formation (4)
-
-
Carbondale Formation (1)
-
Desmoinesian (2)
-
Moscovian (5)
-
Staunton Formation (1)
-
-
Morien Group (1)
-
Pottsville Group (4)
-
Upper Pennsylvanian
-
Cisco Group (2)
-
Gzhelian (2)
-
Missourian (2)
-
Virgilian
-
Wabaunsee Group (1)
-
-
-
Wapanucka Limestone (1)
-
-
Silesian (1)
-
Tesnus Formation (1)
-
Upper Carboniferous
-
Millstone Grit (4)
-
Stephanian (3)
-
Uralian (2)
-
Westphalian (9)
-
-
-
Casco Bay Group (2)
-
Catskill Formation (1)
-
Chattanooga Shale (5)
-
Cow Head Group (12)
-
Deadwood Formation (4)
-
Devonian
-
Fisset Brook Formation (1)
-
Genesee Group (3)
-
Guilmette Formation (1)
-
Levis Shale (2)
-
Lower Devonian
-
Battery Point Formation (1)
-
Coeymans Formation (1)
-
Emsian (22)
-
Littleton Formation (1)
-
Lochkovian (9)
-
Manlius Formation (1)
-
Oriskany Sandstone (1)
-
Pragian (4)
-
Shap Granite (1)
-
Siegenian (1)
-
York River Formation (2)
-
-
Middle Devonian
-
Eifelian (14)
-
Elk Point Group (2)
-
Givetian
-
upper Givetian (2)
-
-
Hamilton Group (8)
-
Ludlowville Formation (1)
-
Mahantango Formation (3)
-
Marcellus Shale (18)
-
Moscow Formation (2)
-
Onondaga Limestone (7)
-
Prairie Evaporite (2)
-
Tioga Bentonite (1)
-
Tully Limestone (4)
-
Winnipegosis Formation (1)
-
-
Millboro Shale (1)
-
Old Red Sandstone (31)
-
Popovich Formation (1)
-
Slave Point Formation (1)
-
Thirtyone Formation (1)
-
Traverse Group (1)
-
Upper Devonian
-
Brallier Shale (2)
-
Famennian
-
upper Famennian (2)
-
Wabamun Group (1)
-
-
Frasnian (18)
-
Hampshire Formation (1)
-
Huron Member (1)
-
Jefferson Group (2)
-
Kellwasser event (3)
-
Palliser Formation (3)
-
-
-
Earn Group (5)
-
Ellis Bay Formation (12)
-
Endicott Group (3)
-
Exshaw Formation (4)
-
Gemericum (1)
-
Hanson Creek Formation (1)
-
Hartland Formation (2)
-
Helderberg Group (2)
-
Horton Group (6)
-
Keyser Limestone (3)
-
Knox Group (6)
-
Leinster Granite (1)
-
Lisburne Group (3)
-
lower Paleozoic
-
Ashe Formation (1)
-
Cape Phillips Formation (8)
-
Chopawamsic Formation (3)
-
Conococheague Formation (2)
-
Rose Run Sandstone (1)
-
Wilmington Complex (2)
-
-
Maroon Formation (2)
-
Matapedia Group (3)
-
Merrimack Group (2)
-
middle Paleozoic
-
Hillabee Chlorite Schist (2)
-
-
New Albany Shale (2)
-
Ordovician
-
Acoite Formation (2)
-
Antelope Valley Limestone (3)
-
Betts Cove Ophiolite (1)
-
Buchans Group (2)
-
Catoche Formation (1)
-
Chickamauga Group (1)
-
Eureka Quartzite (2)
-
Gualcamayo Formation (2)
-
Gull River Formation (1)
-
Lexington Limestone (3)
-
Lower Ordovician
-
Arenigian
-
Ballantrae Complex (6)
-
-
Beekmantown Group (9)
-
El Paso Group (2)
-
Ellenburger Group (6)
-
Fillmore Formation (7)
-
Floian (8)
-
Ibexian (6)
-
Manitou Formation (3)
-
Manx Group (3)
-
Saint George Group (9)
-
Tremadocian
-
Halifax Formation (3)
-
-
-
Lushs Bight Group (2)
-
Martinsburg Formation (4)
-
Meguma Group (3)
-
Middle Ordovician
-
Ammonoosuc Volcanics (2)
-
Black River Group (2)
-
Bromide Formation (2)
-
Chazy Group (2)
-
Chazyan (2)
-
Cloridorme Formation (3)
-
Dapingian (5)
-
Darriwilian (32)
-
Decorah Shale (1)
-
Deicke Bentonite Bed (3)
-
Llandeilian (2)
-
Llanvirnian (7)
-
Millbrig Bentonite Bed (4)
-
Normanskill Formation (1)
-
Platteville Formation (3)
-
Simpson Group (2)
-
Table Head Group (2)
-
Whiterockian (4)
-
Winnipeg Formation (1)
-
-
Miramichi Group (1)
-
Montoya Group (3)
-
Pogonip Group (4)
-
Skiddaw Slates (4)
-
Tetagouche Group (4)
-
Trenton Group (7)
-
Upper Ordovician
-
Ashgillian (29)
-
Bighorn Dolomite (5)
-
Caradocian
-
Borrowdale Volcanic Group (6)
-
-
Cincinnatian
-
Maysvillian (1)
-
Richmondian (9)
-
-
Edenian (1)
-
Fairview Formation (3)
-
Fish Haven Dolomite (1)
-
Hirnantian (41)
-
Juniata Formation (1)
-
Katian (49)
-
Kope Formation (6)
-
Lorraine Group (1)
-
Maquoketa Formation (3)
-
Mohawkian (6)
-
Queenston Shale (1)
-
Red River Formation (3)
-
Sandbian (22)
-
Trentonian (1)
-
Wufeng Formation (2)
-
Yeoman Formation (1)
-
-
Utica Shale (9)
-
Valmy Formation (2)
-
Vinini Formation (2)
-
Viola Limestone (1)
-
Womble Shale (1)
-
-
Permian
-
Council Grove Group (1)
-
Cutler Formation (2)
-
Echooka Formation (2)
-
Guadalupian
-
Bell Canyon Formation (1)
-
Brushy Canyon Formation (1)
-
Capitanian (1)
-
Cherry Canyon Formation (1)
-
Delaware Mountain Group (2)
-
Grayburg Formation (1)
-
Roadian (1)
-
Wordian (1)
-
-
Khuff Formation (1)
-
Longtan Formation (1)
-
Lower Permian
-
Abo Formation (2)
-
Cherry Canyon Formation (1)
-
Cisuralian
-
Artinskian (1)
-
Asselian (2)
-
Kungurian (3)
-
Sakmarian (1)
-
-
Leonardian (4)
-
Qixia Formation (1)
-
Wolfcampian
-
Hueco Limestone (1)
-
-
-
Lyons Sandstone (2)
-
McCloud Limestone (1)
-
Middle Permian (6)
-
Mitu Group (1)
-
Park City Formation (1)
-
Rotliegendes (3)
-
Unayzah Formation (1)
-
Upper Permian
-
Lopingian (1)
-
Permian-Triassic boundary (5)
-
Zechstein (4)
-
-
Wellington Formation (1)
-
-
Petersburg Granite (1)
-
Pilot Shale (2)
-
Rangeley Formation (1)
-
Ringerike Sandstone (1)
-
Road River Formation (2)
-
Sauk Sequence (13)
-
Shawangunk Formation (1)
-
Shoo Fly Complex (2)
-
Silurian
-
Bainbridge Formation (1)
-
Lockport Formation (1)
-
Lower Silurian
-
Brassfield Formation (2)
-
Llandovery
-
Aberystwyth Grits (1)
-
Aeronian (10)
-
Rhuddanian (14)
-
Telychian (9)
-
-
Qalibah Formation (2)
-
Tuscarora Formation (1)
-
Wenlock
-
Homerian (4)
-
Much Wenlock Limestone (1)
-
Sheinwoodian (3)
-
-
Whirlpool Sandstone (2)
-
-
Middle Silurian
-
Clinton Group (1)
-
McKenzie Formation (1)
-
Roberts Mountains Formation (1)
-
Rochester Formation (1)
-
-
Upper Silurian
-
Cayugan
-
Tonoloway Limestone (3)
-
-
Ludlow
-
Gorstian (4)
-
Ludfordian (4)
-
-
Pridoli (13)
-
Salina Group (4)
-
-
-
Supai Formation (1)
-
Talladega Group (2)
-
Tensleep Sandstone (1)
-
Tippecanoe Sequence (3)
-
upper Paleozoic
-
Admire Group (1)
-
Bakken Formation (2)
-
Fountain Formation (3)
-
Kaskaskia Sequence (1)
-
Wood River Formation (1)
-
-
Weber Sandstone (2)
-
Wissahickon Formation (3)
-
Woodford Shale (9)
-
-
Phanerozoic (58)
-
Precambrian
-
Adirondack Anorthosite (3)
-
Animikie Group (2)
-
Archean
-
Aravalli System (1)
-
Eoarchean (5)
-
Gilman Formation (2)
-
Mesoarchean (8)
-
Neoarchean
-
Dharwar Supergroup (1)
-
Sargur Group (1)
-
-
Paleoarchean (9)
-
Peninsular Gneiss (1)
-
Yellowknife Group (1)
-
-
Baltimore Gneiss (3)
-
Bijawar System (1)
-
Carrizo Mountain Formation (2)
-
Catoctin Formation (2)
-
Chuanlinggou Formation (1)
-
Chuar Group (10)
-
Delhi Supergroup (1)
-
Eocambrian (1)
-
Great Smoky Group (1)
-
Gunflint Iron Formation (1)
-
Hadean (6)
-
Hazel Formation (2)
-
Hecla Hoek Formation (1)
-
Johnnie Formation (7)
-
Kingston Peak Formation (4)
-
Kisseynew Complex (6)
-
Lewisian Complex (29)
-
Missi Group (1)
-
Nipissing Diabase (1)
-
Nonesuch Shale (3)
-
Noonday Dolomite (2)
-
North Shore Volcanics (3)
-
Osler Series (1)
-
Pahrump Series (4)
-
Prichard Formation (2)
-
Prince Albert Group (2)
-
Purcell System (9)
-
Sandia Granite (1)
-
Spuhler Peak Formation (1)
-
Stillwater Complex (1)
-
Stirling Quartzite (4)
-
Uinta Mountain Group (4)
-
Unkar Group (4)
-
upper Precambrian
-
Mahakoshal Group (1)
-
Proterozoic
-
Algonkian
-
Baraboo Quartzite (3)
-
-
Athabasca Formation (6)
-
Banxi Group (4)
-
Coldbrook Group (1)
-
Damara System (2)
-
Dedham Granodiorite (2)
-
Great Oxidation Event (2)
-
Huronian (2)
-
Keweenawan
-
Copper Harbor Conglomerate (2)
-
Portage Lake Lava Series (2)
-
-
Kombolgie Formation (2)
-
Lewisian (7)
-
McNamara Group (1)
-
Mesoproterozoic
-
Aldridge Formation (2)
-
Belt Supergroup (28)
-
Bonner Formation (1)
-
Calymmian (3)
-
Ectasian (2)
-
Fordham Gneiss (1)
-
Freda Sandstone (2)
-
Gawler Range Volcanics (5)
-
Helena Formation (1)
-
Hiltaba Suite (3)
-
Laxfordian (11)
-
Missoula Group (3)
-
Newland Limestone (3)
-
Ravalli Group (1)
-
Revett Quartzite (3)
-
Roper Group (6)
-
Shuangqiaoshan Group (1)
-
Stenian (8)
-
Wumishan Formation (1)
-
-
Miette Group (5)
-
Negaunee Iron Formation (1)
-
Neoproterozoic
-
Brioverian (2)
-
Cryogenian (42)
-
Dengying Formation (1)
-
Doushantuo Formation (7)
-
Ediacaran
-
Wonoka Formation (3)
-
-
Hadrynian
-
Fourchu Group (1)
-
-
Horsethief Creek Group (1)
-
Lynchburg Formation (1)
-
Maranon Complex (3)
-
Marinoan (19)
-
Moine Supergroup (20)
-
Moinian (12)
-
Nantuo Formation (5)
-
Otavi Group (3)
-
Riphean
-
upper Riphean (6)
-
-
Sturtian (26)
-
Tonian (33)
-
Torridonian (19)
-
Vendian (55)
-
Walden Creek Group (1)
-
-
Oronto Group (5)
-
Ortega Group (3)
-
Paleoproterozoic
-
Aphebian
-
Hurwitz Group (3)
-
-
Baker Lake Group (1)
-
Birimian (1)
-
Hemlock Formation (1)
-
Marquette Range Supergroup (2)
-
Michigamme Formation (2)
-
Orosirian (5)
-
Qinling Group (1)
-
Rhyacian (2)
-
Siderian (1)
-
Statherian (4)
-
Svecofennian (3)
-
Willyama Supergroup (2)
-
Wollaston Group (4)
-
-
Pocatello Formation (5)
-
Sinian
-
Dengying Formation (1)
-
Doushantuo Formation (7)
-
Nantuo Formation (5)
-
Wumishan Formation (1)
-
-
Tapley Hill Formation (1)
-
Umberatana Group (1)
-
Windermere System (16)
-
-
-
Vadito Group (4)
-
Witwatersrand Supergroup (1)
-
Wyman Formation (1)
-
-
Rhenohercynian (3)
-
Saxothuringian (2)
-
Vindhyan (1)
-
-
igneous rocks
-
agglutinates (2)
-
extrusive rocks (1)
-
igneous rocks
-
carbonatites (24)
-
feldspathoid rocks (1)
-
granophyre (1)
-
hypabyssal rocks (2)
-
kimberlite (11)
-
peperite (1)
-
phoscorites (1)
-
picrite (8)
-
plutonic rocks
-
anorthosite (36)
-
appinite (3)
-
diabase
-
tholeiitic dolerite (3)
-
-
diorites
-
ferrodiorite (2)
-
microdiorite (1)
-
plagiogranite (7)
-
quartz diorites (4)
-
tonalite
-
enderbite (1)
-
-
trondhjemite (10)
-
-
gabbros
-
norite (8)
-
olivine gabbro (2)
-
troctolite (7)
-
-
granites
-
adamellite (1)
-
alkali granites (1)
-
aplite (8)
-
A-type granites (29)
-
biotite granite (3)
-
charnockite (10)
-
felsite (2)
-
granite porphyry (3)
-
I-type granites (12)
-
leucogranite (23)
-
microgranite (1)
-
monzogranite (19)
-
muscovite granite (1)
-
rapakivi (9)
-
S-type granites (11)
-
two-mica granite (3)
-
-
granodiorites (49)
-
jotunite (1)
-
lamproite (8)
-
lamprophyres
-
minette (4)
-
-
monzodiorite (8)
-
monzonites
-
mangerite (12)
-
-
pegmatite (57)
-
quartz monzonite (5)
-
syenites
-
alkali syenites (3)
-
nepheline syenite
-
agpaite (1)
-
-
quartz syenite (3)
-
-
syenodiorite (1)
-
ultramafics
-
chromitite (5)
-
hornblendite (1)
-
peridotites
-
dunite (6)
-
garnet peridotite (5)
-
harzburgite (6)
-
lherzolite (4)
-
spinel lherzolite (3)
-
spinel peridotite (1)
-
-
pyroxenite
-
clinopyroxenite (1)
-
garnet pyroxenite (1)
-
orthopyroxenite (1)
-
websterite (1)
-
-
-
-
porphyry (11)
-
volcanic rocks
-
adakites (5)
-
andesites
-
boninite (9)
-
-
basalts
-
alkali basalts
-
spilite (2)
-
trachybasalts (3)
-
-
flood basalts (17)
-
mid-ocean ridge basalts (42)
-
ocean-island basalts (15)
-
olivine tholeiite (1)
-
shoshonite (2)
-
tholeiite (16)
-
tholeiitic basalt (3)
-
-
basanite (1)
-
dacites (16)
-
glasses
-
volcanic glass (1)
-
-
keratophyre
-
albitophyre (1)
-
-
komatiite (3)
-
nephelinite
-
olivine nephelinite (1)
-
-
phonolites (1)
-
pyroclastics
-
ash-flow tuff (2)
-
hyaloclastite (3)
-
ignimbrite (11)
-
rhyolite tuff (2)
-
tuff (38)
-
tuffite (1)
-
-
rhyodacites (4)
-
rhyolites (55)
-
trachyandesites (3)
-
trachytes (4)
-
-
-
ophiolite (77)
-
volcanic ash (15)
-
-
metamorphic rocks
-
K-bentonite (19)
-
metabentonite (4)
-
metamorphic rocks
-
amphibolites (66)
-
cataclasites (5)
-
eclogite (46)
-
garnetite (2)
-
gneisses
-
augen gneiss (10)
-
banded gneiss (1)
-
biotite gneiss (5)
-
granite gneiss (14)
-
orthogneiss (70)
-
paragneiss (31)
-
tonalite gneiss (2)
-
-
granulites (45)
-
impactites
-
impact breccia
-
suevite (1)
-
-
-
lapis lazuli (1)
-
marbles
-
ophicalcite (1)
-
-
metacarbonate rocks (3)
-
metaigneous rocks
-
meta-anorthosite (2)
-
metabasalt (7)
-
metabasite (9)
-
metadacite (2)
-
metadiabase (5)
-
metagabbro (23)
-
metagranite (23)
-
metaperidotite (2)
-
metarhyolite (5)
-
metatuff (2)
-
serpentinite (10)
-
-
metaplutonic rocks (12)
-
metasedimentary rocks
-
khondalite (2)
-
meta-arkose (1)
-
metachert (2)
-
metaconglomerate (9)
-
metagraywacke (2)
-
metalimestone (2)
-
metapelite (43)
-
metasandstone (9)
-
metasiltstone (1)
-
paragneiss (31)
-
-
metasomatic rocks
-
fenite (2)
-
greisen (1)
-
serpentinite (10)
-
skarn (8)
-
-
metavolcanic rocks (54)
-
migmatites
-
anatexite (2)
-
-
mylonites
-
blastomylonite (2)
-
pseudotachylite (14)
-
ultramylonite (1)
-
-
phyllites (10)
-
phyllonites (2)
-
quartzites (63)
-
schists
-
blueschist (10)
-
chlorite schist (1)
-
greenschist (7)
-
greenstone (6)
-
hornblende schist (1)
-
-
slates (3)
-
-
ophiolite (77)
-
turbidite (62)
-
-
meteorites
-
meteorites
-
stony meteorites
-
achondrites (1)
-
chondrites
-
carbonaceous chondrites (1)
-
ordinary chondrites
-
H chondrites
-
Tieschitz Meteorite (1)
-
-
L chondrites (1)
-
-
-
-
-
-
minerals
-
alloys (1)
-
arsenides
-
arsenopyrite (8)
-
sperrylite (1)
-
-
borates (1)
-
carbonates
-
ankerite (1)
-
aragonite (1)
-
bastnaesite (2)
-
calcite (27)
-
dolomite (22)
-
parisite (1)
-
siderite (1)
-
smithsonite (1)
-
synchysite (1)
-
-
halides
-
chlorides
-
halite (10)
-
-
fluorides
-
bastnaesite (2)
-
cryolite (1)
-
fluorite (3)
-
humite (1)
-
parisite (1)
-
synchysite (1)
-
topaz (1)
-
-
-
hydrates (1)
-
K-bentonite (19)
-
metabentonite (4)
-
minerals (3)
-
native elements
-
diamond
-
microdiamond (3)
-
-
graphite (12)
-
-
organic minerals (1)
-
oxides
-
aluminum oxides (1)
-
anatase (2)
-
baddeleyite (24)
-
brannerite (1)
-
cassiterite (2)
-
chrome spinel (4)
-
chromite (1)
-
corundum (2)
-
cryptomelane (1)
-
gahnite (1)
-
goethite (2)
-
hematite (22)
-
hollandite (1)
-
hydroxides
-
iron hydroxides (1)
-
-
ilmenite (7)
-
iron oxides (22)
-
maghemite (1)
-
magnetite (28)
-
manganese oxides (2)
-
niobates
-
aeschynite (1)
-
columbite (3)
-
euxenite (1)
-
samarskite (1)
-
-
perovskite (3)
-
rutile (10)
-
sapphire (3)
-
spinel (7)
-
tantalates
-
euxenite (1)
-
tantalite (1)
-
-
titanium oxides (2)
-
titanomagnetite (3)
-
uraninite (20)
-
zirconolite (1)
-
-
phosphates
-
apatite (74)
-
fluorapatite (6)
-
lithiophilite (1)
-
monazite (130)
-
montebrasite (1)
-
triphylite (1)
-
xenotime (20)
-
-
platinum minerals (3)
-
silicates
-
aluminosilicates (1)
-
borosilicates (2)
-
chain silicates
-
aenigmatite group
-
aenigmatite (1)
-
sapphirine (1)
-
-
amphibole group
-
clinoamphibole
-
actinolite (1)
-
arfvedsonite (1)
-
cummingtonite (1)
-
grunerite (1)
-
hornblende (47)
-
pargasite (2)
-
tremolite (1)
-
-
orthoamphibole
-
anthophyllite (1)
-
gedrite (2)
-
-
-
astrophyllite (1)
-
pyroxene group
-
clinopyroxene
-
augite (1)
-
diopside (3)
-
omphacite (2)
-
spodumene (1)
-
-
orthopyroxene
-
enstatite (1)
-
ferrosilite (1)
-
-
-
wollastonite group
-
wollastonite (1)
-
-
-
framework silicates
-
feldspar group
-
alkali feldspar
-
hyalophane (2)
-
K-feldspar (31)
-
perthite (2)
-
sanidine (5)
-
-
barium feldspar
-
hyalophane (2)
-
-
plagioclase
-
albite (3)
-
anorthite (1)
-
-
-
nepheline group
-
nepheline (2)
-
-
pseudoleucite (1)
-
scapolite group
-
scapolite (2)
-
-
silica minerals
-
coesite (3)
-
jasper (1)
-
quartz (30)
-
-
zeolite group
-
laumontite (1)
-
leonhardite (1)
-
-
-
orthosilicates
-
nesosilicates
-
andalusite (3)
-
garnet group
-
andradite (1)
-
grossular (1)
-
hydrogarnet
-
hydrogrossular (1)
-
-
majorite (3)
-
pyrope (2)
-
-
humite (1)
-
kyanite (7)
-
olivine group
-
fayalite (1)
-
forsterite (1)
-
olivine (8)
-
-
phenakite group
-
willemite (1)
-
-
sillimanite (10)
-
staurolite (3)
-
titanite group
-
titanite (52)
-
-
topaz (1)
-
zircon group
-
coffinite (2)
-
thorite (2)
-
zircon (1191)
-
-
-
sorosilicates
-
bertrandite (1)
-
chevkinite group
-
chevkinite (2)
-
perrierite (1)
-
-
epidote group
-
allanite (9)
-
epidote (4)
-
zoisite (1)
-
-
lawsonite (1)
-
pumpellyite group
-
pumpellyite (1)
-
-
-
-
ring silicates
-
beryl (2)
-
cordierite (3)
-
emerald (2)
-
tourmaline group
-
dravite (2)
-
uvite (1)
-
-
-
sheet silicates
-
chlorite group
-
chlorite (12)
-
clinochlore (2)
-
sudoite (1)
-
-
clay minerals
-
dickite (1)
-
kaolinite (7)
-
montmorillonite (1)
-
smectite (9)
-
-
illite (33)
-
mica group
-
annite (1)
-
biotite (51)
-
celadonite (2)
-
glauconite (6)
-
lepidolite (1)
-
muscovite (67)
-
phengite (4)
-
phlogopite (11)
-
polylithionite (1)
-
-
palygorskite (1)
-
petalite (1)
-
pyrophyllite (1)
-
sepiolite (1)
-
sericite (2)
-
serpentine group
-
berthierine (1)
-
serpentine (1)
-
-
talc (2)
-
-
-
sulfates
-
alunite (1)
-
anhydrite (8)
-
barite (2)
-
gypsum (7)
-
-
sulfides
-
arsenopyrite (8)
-
bornite (3)
-
chalcocite (1)
-
chalcopyrite (14)
-
cinnabar (1)
-
copper sulfides (1)
-
cubanite (1)
-
galena (7)
-
iron sulfides (2)
-
marcasite (1)
-
millerite (1)
-
molybdenite (9)
-
nickel sulfides (2)
-
pyrite (32)
-
pyrrhotite (8)
-
sphalerite (10)
-
stibnite (1)
-
-
sulfosalts
-
sulfantimonites
-
tetrahedrite (1)
-
-
sulfarsenites
-
tennantite (1)
-
-
-
tungstates
-
scheelite (3)
-
wolframite (1)
-
-
uranium minerals (1)
-
-
Primary terms
-
absolute age (1608)
-
Africa
-
Central Africa
-
Angola (3)
-
Congo (1)
-
Congo Democratic Republic (1)
-
West Congo Belt (1)
-
-
Congo Basin (1)
-
Congo Craton (12)
-
East Africa
-
Afar Depression (1)
-
Eritrea (1)
-
Ethiopia
-
Tigray Ethiopia (1)
-
-
Kenya (2)
-
Malawi (1)
-
Tanzania (8)
-
Zambia
-
Lusaka Zambia (1)
-
-
-
East African Rift (3)
-
Kalahari Desert (3)
-
Madagascar
-
Mahajanga Basin (1)
-
-
Mozambique Belt (5)
-
North Africa
-
Algeria (2)
-
Atlas Mountains
-
Moroccan Atlas Mountains
-
Anti-Atlas (17)
-
High Atlas (2)
-
-
-
Egypt
-
Eastern Desert (1)
-
Nile Delta (1)
-
Safaga Egypt (1)
-
Sinai Egypt (1)
-
-
Ghadames Basin (1)
-
Libya
-
Murzuk Basin (1)
-
-
Morocco
-
Bou Azzer (1)
-
Moroccan Atlas Mountains
-
Anti-Atlas (17)
-
High Atlas (2)
-
-
Rif (2)
-
-
Tunisia (1)
-
-
Nubian Shield (10)
-
Sahara (3)
-
Southern Africa
-
Botswana (1)
-
Gariep Belt (1)
-
Kaapvaal Craton (9)
-
Kalahari Craton (11)
-
Karoo Basin (6)
-
Namaqualand (4)
-
Namaqualand metamorphic complex (5)
-
Namibia
-
Damara Belt (2)
-
Kaoko Belt (1)
-
-
South Africa
-
Cape fold belt (6)
-
Eastern Cape Province South Africa (1)
-
KwaZulu-Natal South Africa (4)
-
Limpopo South Africa (2)
-
Mpumalanga South Africa
-
Barberton Mountain Land (1)
-
-
Northern Cape Province South Africa (3)
-
North-West Province South Africa
-
Ventersdorp South Africa (1)
-
-
Western Cape Province South Africa (1)
-
Witwatersrand (2)
-
-
Zimbabwe (1)
-
-
West Africa
-
Chad (1)
-
Ghana (1)
-
Guinea (1)
-
Liberia (1)
-
Mauritanides (2)
-
Senegal (1)
-
Sierra Leone (1)
-
Taoudenni Basin (1)
-
-
West African Craton (7)
-
West African Shield (3)
-
Zambezi Valley (1)
-
-
Antarctica
-
Amundsen Sea (1)
-
Antarctic ice sheet
-
East Antarctic ice sheet (1)
-
-
Coats Land (2)
-
East Antarctica (17)
-
Ellsworth Land
-
Ellsworth Mountains (5)
-
-
Larsemann Hills (1)
-
Mac Robertson Land
-
Prince Charles Mountains (1)
-
-
Marie Byrd Land (2)
-
Queen Maud Land
-
Lutzow-Holm Bay (1)
-
-
Transantarctic Mountains
-
Beardmore Glacier (1)
-
Pensacola Mountains (4)
-
Queen Maud Range (3)
-
Shackleton Range (1)
-
-
Victoria Land
-
McMurdo dry valleys (1)
-
-
West Antarctica (5)
-
Wilkes Land (2)
-
-
Arctic Ocean
-
Alpha Cordillera (2)
-
Amerasia Basin (10)
-
Barents Sea (20)
-
Beaufort Sea (1)
-
Canada Basin (8)
-
Chukchi Sea (11)
-
East Siberian Sea (3)
-
Eurasia Basin (3)
-
Kara Sea (4)
-
Laptev Sea (5)
-
Lomonosov Ridge (5)
-
Makarov Basin (3)
-
Mendeleyev Ridge (2)
-
Nares Strait (4)
-
Norwegian Sea
-
More Basin (2)
-
Voring Basin (1)
-
Voring Plateau (1)
-
-
-
Arctic region
-
Arctic Coastal Plain (1)
-
Greenland
-
East Greenland (53)
-
Jameson Land (1)
-
Kangerlussuaq (2)
-
Milne Land (2)
-
Northern Greenland (28)
-
Peary Land (11)
-
Scoresby Sund (2)
-
Skaergaard Intrusion (1)
-
South Greenland (6)
-
West Greenland (9)
-
-
Jan Mayen (3)
-
Russian Arctic
-
Franz Josef Land (4)
-
New Siberian Islands (7)
-
Novaya Zemlya (6)
-
Severnaya Zemlya (6)
-
Wrangel Island (4)
-
-
Svalbard
-
Spitsbergen
-
Nordaustlandet (2)
-
Spitsbergen Island
-
Hornsund (1)
-
Ny Friesland (5)
-
-
-
-
-
Asia
-
Altai Mountains
-
Gorny Altai (4)
-
Kuznetsk Alatau (3)
-
Mongolian Altai (5)
-
-
Altai Russian Federation
-
Gorny Altai (4)
-
-
Altai-Sayan region (5)
-
Arabian Peninsula
-
Arabian Shield (8)
-
Bahrain (1)
-
Oman
-
Oman Mountains (1)
-
-
Saudi Arabia
-
Ghawar Field (1)
-
-
United Arab Emirates
-
Abu Dhabi (1)
-
-
Yemen (1)
-
-
Baikal Mountains (2)
-
Baikal region (16)
-
Baikal rift zone (1)
-
Buryat Russian Federation (4)
-
Central Asia
-
Kazakhstan
-
Balkhash Kazakhstan (1)
-
Eastern Kazakhstan
-
Chingis-Tau (1)
-
-
Karatau Range (2)
-
Kokchetav Kazakhstan
-
Kokchetav Massif (1)
-
-
-
Pamirs (1)
-
-
Chukotka Russian Federation
-
Chukchi Peninsula (10)
-
-
Far East
-
Burma (1)
-
China
-
Altun Mountains (3)
-
Altyn Tagh Fault (2)
-
Anhui China (2)
-
Bohaiwan Basin (1)
-
Chongqing China (3)
-
Da Hinggan Ling (1)
-
Dabie Mountains (1)
-
Fujian China (1)
-
Gansu China (5)
-
Guangdong China (2)
-
Guangxi China (3)
-
Guiyang China (2)
-
Guizhou China (19)
-
Hainan China (5)
-
Hebei China (2)
-
Henan China (4)
-
Hubei China
-
Yichang China (4)
-
-
Hunan China (13)
-
Inner Mongolia China
-
Bayan Obo China (1)
-
Erlian Basin (1)
-
-
Jiangsu China
-
Nanjing China (1)
-
-
Jiangxi China (4)
-
Jilin China (1)
-
Kunlun Mountains (5)
-
Liaoning China (1)
-
Longmenshan (1)
-
Meishan China (1)
-
Micang Mountains (2)
-
Nanling (1)
-
Ningxia China (1)
-
North China Plain (1)
-
North China Platform (43)
-
Ordos Basin (3)
-
Qaidam Basin (3)
-
Qilian Mountains (9)
-
Qinghai China (4)
-
Qinling Mountains (2)
-
Shaanxi China (6)
-
Shandong China
-
Dongying Depression (1)
-
Shandong Peninsula (1)
-
-
Shanxi China (1)
-
Sichuan Basin (3)
-
Sichuan China
-
Panxi Rift (3)
-
-
Songliao Basin (1)
-
South China Block (45)
-
Tarim Platform (21)
-
Xinjiang China
-
Junggar (3)
-
Kuqa Depression (1)
-
Tarim Basin (12)
-
-
Xizang China
-
Lhasa Block (2)
-
Xainza China (1)
-
-
Yangtze Platform (43)
-
Yangtze River (1)
-
Yangtze Three Gorges (4)
-
Yunnan China
-
Ailao Shan (1)
-
Chengjiang China (1)
-
Jinning China (1)
-
Tengchong (1)
-
-
Zhejiang China (4)
-
-
Indochina (2)
-
Indonesia
-
Krakatoa (1)
-
Sumatra (1)
-
-
Japan
-
Honshu
-
Iwate Japan (1)
-
-
Kurosegawa Zone (1)
-
Shikoku
-
Kochi Japan (1)
-
-
-
Korea
-
South Korea
-
Gyeonggi Massif (1)
-
-
-
Laos (1)
-
Malay Peninsula
-
West Malaysia
-
Langkawi Islands (1)
-
-
-
Malaysia
-
West Malaysia
-
Langkawi Islands (1)
-
-
-
Mongolia
-
Mongolian Altai (5)
-
-
Sino-Korean Platform (2)
-
Vietnam (5)
-
-
Gobi Desert (1)
-
Himalayas
-
Garhwal Himalayas (1)
-
High Himalayan Crystallines (2)
-
Kumaun Himalayas (1)
-
Lesser Himalayas (3)
-
Mount Everest (1)
-
Zanskar Range (1)
-
-
Indian Peninsula
-
Afghanistan (2)
-
Bangladesh (1)
-
Bengal (1)
-
Bhutan (1)
-
India
-
Andhra Pradesh India
-
Cuddapah Basin (5)
-
Visakhapatnam India (1)
-
-
Bastar Craton (6)
-
Bundelkhand (3)
-
Chhattisgarh India
-
Bastar India (1)
-
-
Dharwar Craton (5)
-
Ghats
-
Eastern Ghats (12)
-
Western Ghats (1)
-
-
Gujarat India
-
Amba Dongar (1)
-
Saurashtra (1)
-
-
Himachal Pradesh India
-
Kinnaur India (1)
-
Mandi India (1)
-
Spiti (3)
-
-
Karnataka India
-
Closepet Granite (1)
-
-
Kerala India (3)
-
Madhya Pradesh India (2)
-
Maharashtra India
-
Latur India (2)
-
-
Narmada-Son Lineament (1)
-
Northeastern India
-
Assam India (1)
-
Meghalaya India (2)
-
-
Orissa India
-
Koraput India (1)
-
-
Pranhita-Godavari Valley (2)
-
Rajasthan India
-
Aravalli Range (3)
-
Mangalwar Complex (1)
-
Pali India (1)
-
-
Shillong Plateau (3)
-
Sikkim India (1)
-
Singhbhum shear zone (4)
-
Southern Granulite Terrain (4)
-
Tamil Nadu India (2)
-
Trans-Aravalli Vindhyan Basin (2)
-
Uttarakhand India
-
Garhwal Himalayas (1)
-
Garhwal India (1)
-
-
-
Indian Shield (7)
-
Indo-Gangetic Plain (1)
-
Jammu and Kashmir
-
Ladakh (3)
-
-
Nepal (2)
-
Pakistan (3)
-
-
Indus River (1)
-
Indus-Yarlung Zangbo suture zone (1)
-
Irkutsk Basin (1)
-
Irkutsk Russian Federation (13)
-
Karakoram (1)
-
Kemerovo Russian Federation (2)
-
Khabarovsk Russian Federation (1)
-
Khakasiya Russian Federation (3)
-
Khamar-Daban Range (1)
-
Kolyma Uplift (1)
-
Kopet-Dag Range (1)
-
Krasnoyarsk Russian Federation
-
Igarka Russian Federation (1)
-
Severnaya Zemlya (6)
-
Taymyr Dolgan-Nenets Russian Federation
-
Taymyr Peninsula (7)
-
-
Turukhansk Russian Federation (2)
-
-
Kuznetsk Basin (1)
-
Kyrgyzstan (2)
-
Lake Baikal (3)
-
Lena Basin (1)
-
Main Central Thrust (2)
-
Maya River basin (3)
-
Middle East
-
Cyprus (1)
-
Dead Sea (1)
-
Iran
-
Elburz (6)
-
Sanandaj-Sirjan Zone (4)
-
-
Iraq (1)
-
Israel (1)
-
Jordan (2)
-
Turkey
-
Anatolia (4)
-
Eskisehir Turkey (1)
-
Istanbul Turkey (1)
-
Menderes Massif (3)
-
Pontic Mountains (2)
-
Sea of Marmara region (1)
-
Taurus Mountains (3)
-
Zonguldak Turkey (1)
-
-
Zagros (6)
-
-
Novosibirsk Russian Federation (1)
-
Okhotsk-Chukchi (1)
-
Omolon Block (1)
-
Patom Plateau (3)
-
Qiangtang Terrane (1)
-
Rudny Altai (1)
-
Salair Ridge (1)
-
Sayan
-
Eastern Sayan (4)
-
Western Sayan (2)
-
-
Siberia (62)
-
Siberian fold belt (3)
-
Siberian Platform
-
Aldan Shield (3)
-
Anabar Shield (4)
-
Angara-Lena Basin (1)
-
Yakutia region (1)
-
Yenisei Ridge (12)
-
-
Sri Lanka (3)
-
Tajikistan (2)
-
Tibetan Plateau (6)
-
Tien Shan
-
Karatau Range (2)
-
-
Transbaikalia (3)
-
Tunguska Syneclise (1)
-
Turanian Platform (1)
-
Turkmenia
-
Karakum (1)
-
-
Tuva Russian Federation (4)
-
Uchur River basin (1)
-
Uzbekistan
-
Nura-Tau (1)
-
-
Verkhoyansk region (2)
-
Vindhyan Basin (3)
-
West Siberia
-
Kuznetsk Alatau (3)
-
Severnaya Zemlya (6)
-
-
Western Transbaikalia (1)
-
Wrangel Island (4)
-
Yakutia Russian Federation
-
Anabar Shield (4)
-
Kular Range (1)
-
Mir Pipe (1)
-
New Siberian Islands (7)
-
Olenek River (1)
-
Udachnaya Pipe (2)
-
Verkhoyansk Range (1)
-
-
Yana River (1)
-
Yenisei Basin (1)
-
Yudoma River (1)
-
-
associations (2)
-
asteroids (1)
-
Atlantic Ocean
-
Mid-Atlantic Ridge
-
Atlantis Massif
-
Lost City hydrothermal field (1)
-
-
-
North Atlantic
-
Atlantis fracture zone (1)
-
Atlantis Massif
-
Lost City hydrothermal field (1)
-
-
Baltic Sea
-
Gulf of Riga (1)
-
-
Caribbean Sea
-
Yucatan Basin (1)
-
-
Celtic Sea (2)
-
Faeroe-Shetland Basin (5)
-
Flemish Cap (2)
-
Georges Bank (2)
-
Goban Spur (1)
-
Great Meteor Seamount (1)
-
Gulf of Cadiz (1)
-
Gulf of Mexico
-
De Soto Canyon (3)
-
-
Gulf of Saint Lawrence (4)
-
Hudson Bay (4)
-
Hudson Strait (1)
-
Irish Sea (6)
-
Jeanne d'Arc Basin (2)
-
Kane fracture zone (1)
-
Labrador Sea (3)
-
North Sea
-
East Shetland Basin (2)
-
Oseberg Field (1)
-
Skagerrak (1)
-
Viking Graben (3)
-
-
Northeast Atlantic
-
Porcupine Bank (2)
-
-
Northwest Atlantic (5)
-
Porcupine Basin (2)
-
Rockall Bank (1)
-
Rockall Plateau (2)
-
Rockall Trough (1)
-
Scotian Shelf (2)
-
-
Romanche fracture zone (1)
-
South Atlantic (1)
-
-
Atlantic Ocean Islands
-
Canary Islands
-
Fuerteventura (1)
-
-
Faeroe Islands (1)
-
Falkland Islands (3)
-
Shetland Islands
-
Unst (5)
-
-
-
Atlantic region (12)
-
atmosphere (6)
-
Australasia
-
Australia
-
Adelaide fold belt (1)
-
Adelaide Geosyncline (2)
-
Amadeus Basin (8)
-
Arunta Block (1)
-
Arunta Inlier (2)
-
Broken Hill Block (2)
-
Curnamona Province (2)
-
Eromanga Basin (1)
-
Georgina Basin (1)
-
Lachlan fold belt (5)
-
Musgrave Block (5)
-
Musgrave Ranges (3)
-
New South Wales Australia (8)
-
Northern Territory Australia
-
Alligator Rivers Field (2)
-
HYC Deposit (3)
-
-
Officer Basin (1)
-
Queensland Australia
-
Century Deposit (1)
-
Ernest Henry Deposit (1)
-
Georgetown Inlier (2)
-
Mount Isa Australia (2)
-
Mount Isa Inlier (6)
-
-
South Australia
-
Arrowie Basin (1)
-
Fleurieu Peninsula (1)
-
Flinders Ranges (3)
-
Gawler Craton (11)
-
Kangaroo Island (1)
-
Kanmantoo Trough (1)
-
Olary Domain (1)
-
Olympic Dam Deposit (8)
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Mesozoic
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Cretaceous
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Lower Cretaceous
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Middle Cretaceous
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Winton Formation (1)
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Natih Formation (1)
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Upper Cretaceous
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Blackhawk Formation (1)
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Campanian
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Cardium Formation (1)
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Castlegate Sandstone (3)
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Cenomanian
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Codell Sandstone Member (1)
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Gulfian
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Olmos Formation (1)
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Horseshoe Canyon Formation (1)
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Viking Formation (1)
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Franciscan Complex (1)
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Jurassic
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Coast Range Ophiolite (3)
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Lower Jurassic
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Pliensbachian (4)
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Talkeetna Formation (1)
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Toarcian
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lower Toarcian (1)
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Middle Jurassic
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Bajocian (1)
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Summerville Formation (1)
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Norphlet Formation (4)
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San Rafael Group (4)
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Upper Jurassic
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Entrada Sandstone (2)
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Galice Formation (2)
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Haynesville Formation (1)
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Jeanne d'Arc Formation (1)
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Kimmeridge Clay (1)
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Kimmeridgian
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lower Kimmeridgian (1)
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upper Kimmeridgian (1)
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La Casita Formation (1)
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Tithonian (4)
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Kayenta Formation (2)
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lower Mesozoic (11)
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Triassic
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Lower Triassic
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Permian-Triassic boundary (5)
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Middle Triassic
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Anisian (1)
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Moenkopi Formation (4)
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Upper Triassic
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Shinarump Member (5)
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upper Mesozoic (5)
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Rb-87/Sr-86 (14)
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Sr-87/Sr-86 (167)
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hafnium
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Hf-177/Hf-176 (108)
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iron
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Fe-56/Fe-54 (3)
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ferrous iron (2)
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lead
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Pb-206/Pb-204 (67)
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Pb-207/Pb-204 (51)
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Pb-207/Pb-206 (20)
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Pb-208/Pb-204 (43)
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Re-187/Os-188 (2)
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Sm-147/Nd-144 (58)
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Re-187/Os-188 (2)
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metamorphic rocks
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metavolcanic rocks (54)
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metamorphism (586)
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L chondrites (1)
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Mexico
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mineral deposits, genesis (228)
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Moon (3)
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nitrogen
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N-15/N-14 (3)
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noble gases
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argon
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Ar-40 (1)
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Ar-40/Ar-39 (10)
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helium
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He-4 (1)
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krypton
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Kr-84 (1)
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neon
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Ne-20 (1)
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xenon
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nonmetal deposits (1)
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North America
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Appalachian Basin (52)
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Appalachians
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Basin and Range Province
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Canadian Shield
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Snowbird tectonic zone (9)
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Flin Flon Belt (12)
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Taltson magmatic zone (9)
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Rocky Mountains foreland (3)
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Transcontinental Arch (6)
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Western Interior
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Williston Basin (8)
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Northern Hemisphere (2)
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ocean basins (24)
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ocean circulation (5)
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Ocean Drilling Program
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Leg 104 (1)
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Leg 209 (1)
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Leg 210
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ODP Site 1276 (1)
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ocean floors (18)
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oceanography (2)
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oil and gas fields (29)
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orogeny (568)
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oxygen
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Pacific Coast (3)
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Pacific Ocean
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Peru-Chile Trench (1)
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Southeast Pacific
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North Pacific
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Bering Sea
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Northeast Pacific
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Northwest Pacific
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South Pacific
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Chile Ridge (1)
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Coral Sea
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West Pacific
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Banda Arc (1)
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Northwest Pacific
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South China Sea
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Ontong Java Plateau (1)
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Southwest Pacific
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Pacific region
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Circum-Pacific region (2)
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paleobotany (2)
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paleoclimatology (165)
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paleoecology (246)
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paleogeography (894)
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paleomagnetism (229)
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paleontology (14)
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Paleozoic
-
Acatlan Complex (15)
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Arbuckle Group (2)
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Bird Spring Formation (1)
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Bowers Supergroup (1)
-
Cambrian
-
Acadian (14)
-
Bonanza King Formation (1)
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Brigham Group (2)
-
Carrara Formation (3)
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Conasauga Group (6)
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Kanmantoo Group (2)
-
Lancara Formation (2)
-
Lower Cambrian
-
Antietam Formation (1)
-
Atdabanian (1)
-
Chilhowee Group (5)
-
Gog Group (3)
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Kinzers Formation (1)
-
Murphy Marble (1)
-
Pinney Hollow Formation (1)
-
Poleta Formation (5)
-
Rome Formation (2)
-
Terreneuvian
-
Fortunian (2)
-
-
Tommotian (6)
-
Yudoma Series (1)
-
-
Middle Cambrian
-
Bright Angel Shale (1)
-
Burgess Shale (11)
-
Flathead Sandstone (2)
-
Marjum Formation (4)
-
Metaline Limestone (2)
-
Mount Scott Granite (1)
-
Wheeler Formation (6)
-
-
Mount Read Volcanics (1)
-
Pioche Shale (6)
-
Tapeats Sandstone (1)
-
Upper Cambrian
-
Eau Claire Formation (1)
-
Furongian
-
Jiangshanian (3)
-
Paibian (4)
-
-
Goldenville Formation (4)
-
Lamotte Sandstone (1)
-
Mount Simon Sandstone (8)
-
Nopah Formation (1)
-
Orr Formation (3)
-
Pilgrim Formation (1)
-
Potsdam Sandstone (12)
-
Steptoean (17)
-
Wilberns Formation (2)
-
-
-
Cape Elizabeth Formation (2)
-
Carboniferous
-
Big Snowy Group (1)
-
Chilliwack Group (2)
-
Ely Limestone (1)
-
Jackfork Group (2)
-
Johns Valley Formation (1)
-
Lower Carboniferous
-
Asbian (4)
-
Dinantian (14)
-
-
Mabou Group (3)
-
Middle Carboniferous (4)
-
Mississippian
-
Barnett Shale (5)
-
Boone Formation (1)
-
Chainman Shale (1)
-
Charles Formation (1)
-
Lower Mississippian
-
Cuyahoga Formation (1)
-
Fort Payne Formation (1)
-
Joana Limestone (2)
-
Kayak Shale (1)
-
Kekiktuk Conglomerate (1)
-
Kinderhookian
-
Banff Formation (2)
-
-
Lodgepole Formation (1)
-
Osagian
-
Burlington Limestone (2)
-
-
Pocono Formation (1)
-
Tournaisian (10)
-
-
Madison Group (1)
-
Middle Mississippian
-
Visean
-
upper Visean (1)
-
-
-
Redwall Limestone (1)
-
Stanley Group (3)
-
Upper Mississippian
-
Chesterian
-
Golconda Formation (1)
-
-
Fayetteville Formation (3)
-
Hartselle Sandstone (2)
-
Heath Formation (1)
-
Meramecian
-
Saint Louis Limestone (1)
-
-
Serpukhovian (6)
-
-
Windsor Group (3)
-
-
Namurian (8)
-
Pennsylvanian
-
Brazil Formation (1)
-
Cumberland Group (1)
-
Joggins Formation (1)
-
Lower Pennsylvanian
-
Bashkirian (5)
-
Caseyville Formation (1)
-
Haymond Formation (2)
-
Morrowan
-
Bloyd Formation (1)
-
-
-
Middle Pennsylvanian
-
Allegheny Group (7)
-
Atokan
-
Atoka Formation (4)
-
-
Carbondale Formation (1)
-
Desmoinesian (2)
-
Moscovian (5)
-
Staunton Formation (1)
-
-
Morien Group (1)
-
Pottsville Group (4)
-
Upper Pennsylvanian
-
Cisco Group (2)
-
Gzhelian (2)
-
Missourian (2)
-
Virgilian
-
Wabaunsee Group (1)
-
-
-
Wapanucka Limestone (1)
-
-
Silesian (1)
-
Tesnus Formation (1)
-
Upper Carboniferous
-
Millstone Grit (4)
-
Stephanian (3)
-
Uralian (2)
-
Westphalian (9)
-
-
-
Casco Bay Group (2)
-
Catskill Formation (1)
-
Chattanooga Shale (5)
-
Cow Head Group (12)
-
Deadwood Formation (4)
-
Devonian
-
Fisset Brook Formation (1)
-
Genesee Group (3)
-
Guilmette Formation (1)
-
Levis Shale (2)
-
Lower Devonian
-
Battery Point Formation (1)
-
Coeymans Formation (1)
-
Emsian (22)
-
Littleton Formation (1)
-
Lochkovian (9)
-
Manlius Formation (1)
-
Oriskany Sandstone (1)
-
Pragian (4)
-
Shap Granite (1)
-
Siegenian (1)
-
York River Formation (2)
-
-
Middle Devonian
-
Eifelian (14)
-
Elk Point Group (2)
-
Givetian
-
upper Givetian (2)
-
-
Hamilton Group (8)
-
Ludlowville Formation (1)
-
Mahantango Formation (3)
-
Marcellus Shale (18)
-
Moscow Formation (2)
-
Onondaga Limestone (7)
-
Prairie Evaporite (2)
-
Tioga Bentonite (1)
-
Tully Limestone (4)
-
Winnipegosis Formation (1)
-
-
Millboro Shale (1)
-
Old Red Sandstone (31)
-
Popovich Formation (1)
-
Slave Point Formation (1)
-
Thirtyone Formation (1)
-
Traverse Group (1)
-
Upper Devonian
-
Brallier Shale (2)
-
Famennian
-
upper Famennian (2)
-
Wabamun Group (1)
-
-
Frasnian (18)
-
Hampshire Formation (1)
-
Huron Member (1)
-
Jefferson Group (2)
-
Kellwasser event (3)
-
Palliser Formation (3)
-
-
-
Earn Group (5)
-
Ellis Bay Formation (12)
-
Endicott Group (3)
-
Exshaw Formation (4)
-
Gemericum (1)
-
Hanson Creek Formation (1)
-
Hartland Formation (2)
-
Helderberg Group (2)
-
Horton Group (6)
-
Keyser Limestone (3)
-
Knox Group (6)
-
Leinster Granite (1)
-
Lisburne Group (3)
-
lower Paleozoic
-
Ashe Formation (1)
-
Cape Phillips Formation (8)
-
Chopawamsic Formation (3)
-
Conococheague Formation (2)
-
Rose Run Sandstone (1)
-
Wilmington Complex (2)
-
-
Maroon Formation (2)
-
Matapedia Group (3)
-
Merrimack Group (2)
-
middle Paleozoic
-
Hillabee Chlorite Schist (2)
-
-
New Albany Shale (2)
-
Ordovician
-
Acoite Formation (2)
-
Antelope Valley Limestone (3)
-
Betts Cove Ophiolite (1)
-
Buchans Group (2)
-
Catoche Formation (1)
-
Chickamauga Group (1)
-
Eureka Quartzite (2)
-
Gualcamayo Formation (2)
-
Gull River Formation (1)
-
Lexington Limestone (3)
-
Lower Ordovician
-
Arenigian
-
Ballantrae Complex (6)
-
-
Beekmantown Group (9)
-
El Paso Group (2)
-
Ellenburger Group (6)
-
Fillmore Formation (7)
-
Floian (8)
-
Ibexian (6)
-
Manitou Formation (3)
-
Manx Group (3)
-
Saint George Group (9)
-
Tremadocian
-
Halifax Formation (3)
-
-
-
Lushs Bight Group (2)
-
Martinsburg Formation (4)
-
Meguma Group (3)
-
Middle Ordovician
-
Ammonoosuc Volcanics (2)
-
Black River Group (2)
-
Bromide Formation (2)
-
Chazy Group (2)
-
Chazyan (2)
-
Cloridorme Formation (3)
-
Dapingian (5)
-
Darriwilian (32)
-
Decorah Shale (1)
-
Deicke Bentonite Bed (3)
-
Llandeilian (2)
-
Llanvirnian (7)
-
Millbrig Bentonite Bed (4)
-
Normanskill Formation (1)
-
Platteville Formation (3)
-
Simpson Group (2)
-
Table Head Group (2)
-
Whiterockian (4)
-
Winnipeg Formation (1)
-
-
Miramichi Group (1)
-
Montoya Group (3)
-
Pogonip Group (4)
-
Skiddaw Slates (4)
-
Tetagouche Group (4)
-
Trenton Group (7)
-
Upper Ordovician
-
Ashgillian (29)
-
Bighorn Dolomite (5)
-
Caradocian
-
Borrowdale Volcanic Group (6)
-
-
Cincinnatian
-
Maysvillian (1)
-
Richmondian (9)
-
-
Edenian (1)
-
Fairview Formation (3)
-
Fish Haven Dolomite (1)
-
Hirnantian (41)
-
Juniata Formation (1)
-
Katian (49)
-
Kope Formation (6)
-
Lorraine Group (1)
-
Maquoketa Formation (3)
-
Mohawkian (6)
-
Queenston Shale (1)
-
Red River Formation (3)
-
Sandbian (22)
-
Trentonian (1)
-
Wufeng Formation (2)
-
Yeoman Formation (1)
-
-
Utica Shale (9)
-
Valmy Formation (2)
-
Vinini Formation (2)
-
Viola Limestone (1)
-
Womble Shale (1)
-
-
Permian
-
Council Grove Group (1)
-
Cutler Formation (2)
-
Echooka Formation (2)
-
Guadalupian
-
Bell Canyon Formation (1)
-
Brushy Canyon Formation (1)
-
Capitanian (1)
-
Cherry Canyon Formation (1)
-
Delaware Mountain Group (2)
-
Grayburg Formation (1)
-
Roadian (1)
-
Wordian (1)
-
-
Khuff Formation (1)
-
Longtan Formation (1)
-
Lower Permian
-
Abo Formation (2)
-
Cherry Canyon Formation (1)
-
Cisuralian
-
Artinskian (1)
-
Asselian (2)
-
Kungurian (3)
-
Sakmarian (1)
-
-
Leonardian (4)
-
Qixia Formation (1)
-
Wolfcampian
-
Hueco Limestone (1)
-
-
-
Lyons Sandstone (2)
-
McCloud Limestone (1)
-
Middle Permian (6)
-
Mitu Group (1)
-
Park City Formation (1)
-
Rotliegendes (3)
-
Unayzah Formation (1)
-
Upper Permian
-
Lopingian (1)
-
Permian-Triassic boundary (5)
-
Zechstein (4)
-
-
Wellington Formation (1)
-
-
Petersburg Granite (1)
-
Pilot Shale (2)
-
Rangeley Formation (1)
-
Ringerike Sandstone (1)
-
Road River Formation (2)
-
Sauk Sequence (13)
-
Shawangunk Formation (1)
-
Shoo Fly Complex (2)
-
Silurian
-
Bainbridge Formation (1)
-
Lockport Formation (1)
-
Lower Silurian
-
Brassfield Formation (2)
-
Llandovery
-
Aberystwyth Grits (1)
-
Aeronian (10)
-
Rhuddanian (14)
-
Telychian (9)
-
-
Qalibah Formation (2)
-
Tuscarora Formation (1)
-
Wenlock
-
Homerian (4)
-
Much Wenlock Limestone (1)
-
Sheinwoodian (3)
-
-
Whirlpool Sandstone (2)
-
-
Middle Silurian
-
Clinton Group (1)
-
McKenzie Formation (1)
-
Roberts Mountains Formation (1)
-
Rochester Formation (1)
-
-
Upper Silurian
-
Cayugan
-
Tonoloway Limestone (3)
-
-
Ludlow
-
Gorstian (4)
-
Ludfordian (4)
-
-
Pridoli (13)
-
Salina Group (4)
-
-
-
Supai Formation (1)
-
Talladega Group (2)
-
Tensleep Sandstone (1)
-
Tippecanoe Sequence (3)
-
upper Paleozoic
-
Admire Group (1)
-
Bakken Formation (2)
-
Fountain Formation (3)
-
Kaskaskia Sequence (1)
-
Wood River Formation (1)
-
-
Weber Sandstone (2)
-
Wissahickon Formation (3)
-
Woodford Shale (9)
-
-
palynology (2)
-
palynomorphs
-
acritarchs
-
Baltisphaeridium (1)
-
-
Chitinozoa (35)
-
Dinoflagellata (5)
-
miospores
-
pollen (5)
-
-
-
paragenesis (84)
-
petroleum
-
natural gas
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Plantae
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Filicopsida
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Equisetales
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Spermatophyta
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plate tectonics (997)
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Precambrian
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Gilman Formation (2)
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Neoarchean
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Paleoarchean (9)
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Peninsular Gneiss (1)
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Baltimore Gneiss (3)
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Bijawar System (1)
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Carrizo Mountain Formation (2)
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Catoctin Formation (2)
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Chuanlinggou Formation (1)
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Chuar Group (10)
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Eocambrian (1)
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Gunflint Iron Formation (1)
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Hadean (6)
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Hazel Formation (2)
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Hecla Hoek Formation (1)
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Johnnie Formation (7)
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Kingston Peak Formation (4)
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Purcell System (9)
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Stirling Quartzite (4)
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Unkar Group (4)
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upper Precambrian
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Proterozoic
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Algonkian
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Baraboo Quartzite (3)
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Athabasca Formation (6)
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Banxi Group (4)
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Damara System (2)
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Dedham Granodiorite (2)
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Great Oxidation Event (2)
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Huronian (2)
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Keweenawan
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Copper Harbor Conglomerate (2)
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Portage Lake Lava Series (2)
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Kombolgie Formation (2)
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Lewisian (7)
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McNamara Group (1)
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Mesoproterozoic
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Aldridge Formation (2)
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Belt Supergroup (28)
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Bonner Formation (1)
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Calymmian (3)
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Ectasian (2)
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Freda Sandstone (2)
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Helena Formation (1)
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Revett Quartzite (3)
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Stenian (8)
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Miette Group (5)
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Neoproterozoic
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Brioverian (2)
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Doushantuo Formation (7)
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Ediacaran
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Wonoka Formation (3)
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Hadrynian
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Fourchu Group (1)
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Horsethief Creek Group (1)
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Lynchburg Formation (1)
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Maranon Complex (3)
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Marinoan (19)
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Nantuo Formation (5)
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upper Riphean (6)
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Sturtian (26)
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Oronto Group (5)
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Paleoproterozoic
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Aphebian
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Hurwitz Group (3)
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Baker Lake Group (1)
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Marquette Range Supergroup (2)
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Michigamme Formation (2)
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Willyama Supergroup (2)
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Wollaston Group (4)
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Pocatello Formation (5)
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Sinian
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Dengying Formation (1)
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Doushantuo Formation (7)
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Nantuo Formation (5)
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Wumishan Formation (1)
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Tapley Hill Formation (1)
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Umberatana Group (1)
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Windermere System (16)
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Vadito Group (4)
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Wyman Formation (1)
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problematic fossils
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Pterobranchia (18)
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arkose (3)
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South America
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Brazil
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United States
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Alabama
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Massachusetts
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Michigan
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Midcontinent (36)
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Minnesota
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Mississippi
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Missouri
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Mojave Desert (20)
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Montana
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New Mexico
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New York
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Finger Lakes
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Saratoga County New York (2)
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Newark Basin (1)
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North Carolina
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North Dakota
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Ohio
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Oklahoma
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Arbuckle Anticline (1)
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Arbuckle Mountains (5)
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Oregon
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Pennsylvania
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South Carolina
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South Dakota
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Tennessee
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Tennessee River (1)
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Texas
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Amarillo Uplift (1)
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Balcones fault zone (2)
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Trans-Pecos (1)
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Uinta Basin (2)
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Utah
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Vermont
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Virginia
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Walker Lane (2)
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Washington
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West Virginia
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Western U.S. (41)
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Wisconsin
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Wyoming
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Teton County Wyoming (1)
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Wind River Range (4)
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Wyoming Province (36)
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Yakima fold belt (1)
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Yavapai Province (27)
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volcanology (2)
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waste disposal (7)
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water resources (1)
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weathering (43)
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well-logging (7)
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X-ray analysis (4)
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rock formations
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Alum Shale Formation (5)
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Beacon Supergroup (1)
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Beaufort Group (1)
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Beaverhead Formation (1)
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Blackstone Group (1)
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Chugwater Formation (1)
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Coastal Batholith (1)
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Davis Formation (1)
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Deccan Traps (2)
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Difunta Group (1)
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Eagle Mills Formation (2)
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Ekofisk Formation (1)
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Emeishan Basalts (2)
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Famatina System (8)
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Hazelton Group (3)
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Hazens Notch Formation (1)
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Highland Complex (1)
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Huqf Supergroup (5)
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Imperial Formation (3)
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Ivishak Formation (1)
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Jacobsville Sandstone (5)
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Karoo Supergroup (3)
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Krol Formation (1)
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Little Falls Formation (6)
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Louann Salt (2)
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Medina Formation (1)
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Middle Run Formation (4)
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Monashee Complex (4)
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Nama Group (3)
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Nanaimo Group (7)
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Ocoee Supergroup (4)
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Oil Creek Formation (2)
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Pagoda Formation (1)
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Peace River Formation (1)
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Puncoviscana Formation (2)
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Red Mountain Formation (2)
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Riggins Group (2)
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Roraima Formation (1)
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Ross Formation (2)
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Sadlerochit Group (2)
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San Juan Formation (6)
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San Lorenzo Formation (1)
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San Miguel Formation (1)
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Scaglia Formation (1)
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Scarborough Formation (1)
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Sheep Pass Formation (1)
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Siberian Traps (1)
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Spearfish Formation (1)
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Taylor Group (1)
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Wood Canyon Formation (5)
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Yellow Aster Complex (2)
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-
sedimentary rocks
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calcrete (3)
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caliche (1)
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contourite (2)
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flysch (16)
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laminite (1)
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molasse (4)
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oolite (1)
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sedimentary rocks
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carbonate rocks
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boundstone (3)
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dolostone (53)
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grainstone (11)
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limestone
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coquina (1)
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dolomitic limestone (2)
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micrite (9)
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microbialite (9)
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microcrystalline limestone (1)
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packstone (11)
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rudstone (1)
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travertine (2)
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wackestone (7)
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-
chemically precipitated rocks
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chert (23)
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evaporites
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salt (5)
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iron formations
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banded iron formations (7)
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ironstone (3)
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phosphate rocks (7)
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silcrete (1)
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siliceous sinter (1)
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taconite (1)
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weathering crust (1)
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clastic rocks
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arenite
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litharenite (4)
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quartz arenite (14)
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argillite (9)
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arkose (3)
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bentonite (15)
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black shale (50)
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claystone (6)
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conglomerate (67)
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diamictite (36)
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graywacke (9)
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marl (5)
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mudstone (80)
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orthoquartzite (4)
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red beds (25)
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sandstone (351)
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shale (83)
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siltstone (45)
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subarkose (1)
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tillite (13)
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coal
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bituminous coal (1)
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gas shale (3)
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oil sands (2)
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oil shale (6)
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shell beds (4)
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siliciclastics (79)
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tempestite (2)
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turbidite (62)
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volcaniclastics (45)
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sedimentary structures
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borings (6)
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boudinage (8)
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burrows (16)
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channels (4)
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coprolites (3)
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laminite (1)
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mounds (4)
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sedimentary structures
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northern Laurentia
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Journal Article
Two detrital zircon signatures for the Cambrian passive margin of northern Laurentia highlighted by new U-Pb results from northern Canada Available to Purchase
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 01 July 2012
GSA Bulletin (2012) 124 (7-8): 1155–1168.
... craton–like, Taltson-Thelon orogen, and Wopmay orogen sources. Following the dichotomy of detrital zircon age spectra presented by Cambrian samples from Mackenzie Mountains and Great Bear Lake south allows subdivision of other published detrital zircon ages from across northern Laurentia into two groups...
Journal Article
The Paleoproterozoic Trans-Australian Orogen: Its magmatic and tectonothermal record, links to northern Laurentia, and implications for supercontinent assembly Open Access
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 07 August 2024
GSA Bulletin (2025) 137 (1-2): 495–521.
... in northern Canada ( Corrigan et al., 2009 ; Corrigan and Van Rooyen, 2023 ; Weller and St-Onge, 2017 ) probably did not terminate in southern Laurentia as is commonly supposed ( Whitmeyer and Karlstrom, 2007 ) but continued westward into proto-Australia ( Fig. 1 ). If so, any such Australian orogen...
Journal Article
Pre-Mississippian Stratigraphic Architecture of the Porcupine Shear Zone, Yukon and Alaska, and Significance in the Evolution of Northern Laurentia Open Access
Karol Faehnrich, William C. McClelland, Maurice Colpron, Charlotte L. Nutt, Rebecca S. Miller, Matthew Trembath, Justin V. Strauss
Journal: Lithosphere
Publisher: GSW
Published: 13 June 2021
Lithosphere (2021) 2021 (1): 7866155.
... 2021 The autochthonous Yukon block of northwestern Laurentia (Figure 1 (b)) forms a distinct lithospheric domain underlying most of northern Yukon, from the Northwest Territories to Alaskan borders [ 36 ]; this region represents a high-standing crustal block that controlled depositional...
Includes: Supplemental Content
Journal Article
Re-Os geochronology highlights widespread latest Mesoproterozoic (ca. 1090–1050 Ma) cratonic basin development on northern Laurentia Open Access
Journal: Geology
Publisher: Geological Society of America
Published: 26 March 2021
Geology (2021) 49 (7): 779–783.
... eastern margin was punctuated by short-lived extension that generated the Midcontinent Rift ca. 1110–1090 Ma. Whereas this cratonic rift basin is typically considered an isolated occurrence, a series of new depositional ages demonstrate that multiple cratonic basins in northern Laurentia originated around...
Journal Article
Detrital geochronology of pre-Mississippian strata in the northeastern Brooks Range, Alaska: Insights into the tectonic evolution of northern Laurentia Open Access
Benjamin G. Johnson, Justin V. Strauss, Jaime Toro, Jeff A. Benowitz, William P. Ward, Jeremy K. Hourigan
Journal: Lithosphere
Publisher: GSW
Published: 01 December 2016
Lithosphere (2016) 8 (6): 649–667.
... and translated along the northern margin of Laurentia (e.g., Colpron and Nelson, 2011 ; Cocks and Torsvik, 2011 ; Miller et al., 2011 ). Figure 1. Generalized location maps. (A) The distribution of paleo-Arctic terranes in the northern Cordillera (modified from Colpron and Nelson, 2011 ). (B...
Journal Article
Warm-water Tcherskidium fauna (Brachiopoda) in the Late Ordovician Northern Hemisphere of Laurentia and peri-Laurentia Available to Purchase
Journal: Journal of Paleontology
Publisher: Paleontological Society
Published: 01 November 2022
Journal of Paleontology (2022) 96 (6): 1461–1478.
... associated with Holorhynchus , Deloprosopus , and Eoconchidium . This unique fauna was widely distributed across several tectonic plates, largely confined to the paleoequatorial and especially the northern paleotropical zones, such as northern Laurentia, accretionary terranes of Alaska, Kolyma, Baltica...
Journal Article
Late Ediacaran–early Cambrian rifting along the northern margin of Laurentia: constraints from the Yelverton Formation of Ellesmere Island, Canada Available to Purchase
Journal: Canadian Journal of Earth Sciences
Publisher: Canadian Science Publishing
Published: 03 October 2023
Canadian Journal of Earth Sciences (2023) 60 (12): 1597–1626.
..., such as the North Slope subterrane and eventual development of the passive margin of northern Laurentia. Corresponding author: Karol Faehnrich (email: [email protected] ) The authors declare there are no competing interests. 08 02 2023 06 06 2023 03 10 2023 2023...
Journal Article
Early Ordovician to Early Devonian tectonic development of the northern margin of Laurentia, Canadian Arctic Islands Available to Purchase
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 06 February 2019
GSA Bulletin (2019) 131 (7-8): 1075–1094.
...Keith Dewing; Thomas Hadlari; D. Graham Pearson; William Matthews Abstract Three tectonic events affected the northern margin of Laurentia between Early Ordovician and Early Devonian time. Each tectonic cycle started with an unconformity followed by rapid subsidence and an influx of clastic...
Journal Article
Early Neoproterozoic (Tonian) subduction-related magmatism and tectonothermal activity in Shetland and northern mainland Scotland: implications for the tectonic evolution of NE Laurentia and Rodinia reconstructions Open Access
Journal: Journal of the Geological Society
Publisher: Geological Society of London
Published: 08 November 2024
Journal of the Geological Society (2025) 182 (1): jgs2024-093.
... shows the extent of the collisional Grenvillian–Sveconorwegian orogen; dashed green line with triangles shows peri-Rodinian subduction zones; blue line indicates a passive margin adjacent to (present-day) northern Baltica. Au, Australia; Si, Siberia; La, Laurentia; P, Pearya (Ellesmere Island); Sv...
Journal Article
Maximum depositional age and provenance of the Uinta Mountain Group and Big Cottonwood Formation, northern Utah: Paleogeography of rifting western Laurentia Available to Purchase
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 01 September 2010
GSA Bulletin (2010) 122 (9-10): 1686–1699.
... black area), and delivering Grenvillian grains to adjacent peri-Gondwanan continental margins (black arrows). Also shown are the potentially coeval Shaler and related river systems in northern Laurentia ( Rainbird et al., 1992 , 1997 ). See text for discussion. Abbreviations: UMG—Uinta Mountain Group...
Journal Article
Mississippian southern Laurentia tuffs came from a northern Gondwana arc Open Access
Journal: Geology
Publisher: Geological Society of America
Published: 22 November 2021
Geology (2022) 50 (3): 266–271.
... terranes. The new data link the tuffs to granitoids (326 Ma) of the Maya block in southern Mexico, which was part of northern Gondwana. Correlation of the Stanley-Barnett tuffs across southern Laurentia suggests the likely presence of Mississippian tuffs over a broad region in southern Laurentia...
Journal Article
Correlating Proterozoic synorogenic metasedimentary successions in southwestern Laurentia: New insights from detrital zircon U-Pb geochronology of Paleoproterozoic quartzite and metaconglomerate in central and northern Colorado, U.S.A. Available to Purchase
Journal: Rocky Mountain Geology
Publisher: University of Wyoming
Published: 01 January 2012
Rocky Mountain Geology (2012) 47 (1): 1–35.
... an earlier cycle of sedimentation predating ca. 1750-Ma deformation in the northern Yavapai province. The southward progression of ages is consistent with regional tectonic models for the evolution of the Paleoproterozoic accretionary provinces in southern Laurentia, and the multiple cycles of sedimentation...
Journal Article
Paleoproterozoic Metamorphism in the Northern Wyoming Province: Implications for the Assembly of Laurentia Available to Purchase
Paul A. Mueller, H. Robert Burger, Joseph L. Wooden, John B. Brady, John T. Cheney, Tekla A. Harms, Ann L. Heatherington, David W. Mogk
Journal: The Journal of Geology
Publisher: The University of Chicago Press
Published: 01 March 2005
The Journal of Geology (2005) 113 (2): 169–179.
... of the Wyoming craton into Laurentia. 2 U.S. Geological Survey, 345 Middlefield Road, Menlo Park, California 94025, U.S.A. 3 Department of Geology, Amherst College, Amherst, Massachusetts 01002, U.S.A. 4 Department of Earth Sciences, Montana State University, Bozeman, Montana 59717, U.S.A. e...
Journal Article
Northern ancestry for the Goochland terrane as a displaced fragment of Laurentia: Comment and Reply: COMMENT Open Access
Journal: Geology
Publisher: Geological Society of America
Published: 01 January 2005
Geology (2005) 33 (1): e70.
...:NAFTGT]2.0.CO;2 Bartholomew M.J. Tollo R.P. 2004 , Northern ancestry for the Goochland terrane as a displaced fragment of Laurentia : Geology , v. 32 , p . 669 – 672 , doi: 10.1130/G20520.1 .
0016-7592(2004)036[0080:NUZEFP]2.0.CO;2 Owens B.E. Peng Z.X. Tucker R.D...
Journal Article
Northern ancestry for the Goochland terrane as a displaced fragment of Laurentia: Comment and Reply: REPLY Open Access
Journal: Geology
Publisher: Geological Society of America
Published: 01 January 2005
Geology (2005) 33 (1): e70–e71.
... tectonics 7 : Dordrecht, Netherlands , Kluwer Academic Publishers , p . 363 – 374 .
0091-7613(2004)032[0669:NAFTGT]2.0.CO;2 Bartholomew M.J. Tollo R.P. 2004 , Northern ancestry for the Goochland terrane as a displaced fragment of Laurentia : Geology , v. 32 , no. 8 , p . 669 – 672...
Journal Article
Northern ancestry for the Goochland terrane as a displaced fragment of Laurentia Available to Purchase
Journal: Geology
Publisher: Geological Society of America
Published: 01 August 2004
Geology (2004) 32 (8): 669–672.
... and outboard of the Reading Prong accounts for its affinities to the Blue Ridge (unique anorthosites), Manhattan Prong (abundant amphibolites), and Reading Prong (ca. 600 Ma magmatism). Thus similar to the translation of Madagascar out of Africa, the Goochland terrane was rifted from Laurentia, marooned...
Journal Article
Proterozoic tectonic accretion and growth of western Laurentia: results from Lithoprobe studies in northern Alberta Available to Purchase
Journal: Canadian Journal of Earth Sciences
Publisher: Canadian Science Publishing
Published: 28 March 2002
Canadian Journal of Earth Sciences (2002) 39 (3): 313–329.
...Gerald M. Ross; David W. Eaton Abstract The western Canadian Shield of northern Alberta is composed of a series of continental slivers that were accreted to the margin of the Archean Rae hinterland ca. 1.9–2.0 Ga., preserving a unique record of continental evolution for the interval 2.1–2.3 Ga...
Journal Article
Alleghanian paleostress reconstruction in the northern Appalachians: Intraplate deformation between Laurentia and Gondwana Available to Purchase
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 01 November 1996
GSA Bulletin (1996) 108 (11): 1467–1480.
...Stéphane Faure; Alain Tremblay; Jacques Angelier Abstract A numerical paleostress tensor analysis using striated fault planes has been conducted in the Quebec reentrant of the northern Appalachians to characterize the stress field of late Paleozoic deformations. Three directions of maximum...
Image
Tectonic environment of northern Laurentia adapted from palaeogeographical ... Open Access
in Disruption and localization of sediment pathways by continental extension: Detrital-zircon provenance change from upper Triassic to lower Jurassic in the northern Sverdrup Basin, Nunavut
> Geological Magazine
Published: 02 April 2024
Figure 6. Tectonic environment of northern Laurentia adapted from palaeogeographical maps of Plafker & Berg ( 1994 ), Nokleberg et al. ( 2000 ), and Midwinter et al. ( 2016 ).
Image
Geological Setting. (A) Bedrock map of northern Laurentia showing the locat... Available to Purchase
Published: 20 July 2022
Figure 1. Geological Setting. (A) Bedrock map of northern Laurentia showing the location of the Great Slave Lake shear zone (GSLsz) relative to Archean cratons and Paleoproterozoic belts (Stz—Snowbird tectonic zone; THO—Trans-Hudson orogen; Tmz—Taltson magmatic zone; Ttz—Thelon tectonic zone; WO
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