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GeoRef Subject
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all geography including DSDP/ODP Sites and Legs
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Africa
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Afar (1)
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Cape Verde Islands (1)
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Central Africa
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Congo (2)
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Congo Democratic Republic (4)
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Congo River (1)
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Equatorial Guinea (1)
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West Congo Belt (1)
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Congo Basin (1)
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Congo Craton (3)
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East Africa
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Ethiopia
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Tigray Ethiopia (1)
-
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Ethiopian Rift (1)
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Kenya
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Lake Magadi (1)
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Mount Kenya (2)
-
-
Lake Malawi (1)
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Lake Natron (1)
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Lake Turkana (1)
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Mozambique (1)
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Tanzania
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Kilimanjaro (2)
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Olduvai Gorge (3)
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Uganda (4)
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East African Lakes
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Lake Edward (1)
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Lake Malawi (1)
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Lake Natron (1)
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Lake Tanganyika (4)
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East African Rift (5)
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Kalahari Desert (3)
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Kufra Basin (1)
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Limpopo Basin (1)
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Madagascar (2)
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Namib Desert (4)
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Nile River (4)
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Nile Valley (1)
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North Africa
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Algeria (5)
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Atlas Mountains
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Moroccan Atlas Mountains
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Anti-Atlas (7)
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High Atlas (3)
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-
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Egypt
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Bahariya Oasis (1)
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Eastern Desert (1)
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Nile Delta (4)
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Sinai Egypt (1)
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Ghadames Basin (1)
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Libya
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Murzuk Basin (2)
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Morocco
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Moroccan Atlas Mountains
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Anti-Atlas (7)
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High Atlas (3)
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Rif (1)
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Tafilalt (1)
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Tunisia
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El Kef Tunisia (2)
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Western Sahara (1)
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Nubian Shield (2)
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Sahara (7)
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Southern Africa
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Botswana
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Okavango Delta (2)
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Gariep Belt (2)
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Kaapvaal Craton (4)
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Kalahari Craton (3)
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Karoo Basin (16)
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Lesotho (1)
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Namaqualand (1)
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Namibia
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Damara Belt (1)
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Orange River (2)
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South Africa
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Bushveld Complex (2)
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Cape fold belt (4)
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Cape Province region (2)
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Eastern Cape Province South Africa (3)
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Free State South Africa
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Vredefort Dome (1)
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Gauteng South Africa
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Swartkrans Cave (1)
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KwaZulu-Natal South Africa
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Durban South Africa (1)
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Limpopo South Africa (1)
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Northern Cape Province South Africa (2)
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Transvaal region (1)
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Western Cape Province South Africa
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Knysna South Africa (1)
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Witwatersrand (5)
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Zimbabwe (2)
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West Africa
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Cameroon (1)
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Ghana
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Lake Bosumtwi (1)
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Guinea (1)
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Ivory Coast (1)
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Mali (1)
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Mauritania (1)
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Nigeria
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Niger Delta (2)
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Senegal (1)
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West African Shield (1)
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Zimbabwe Craton (1)
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Alexander Island (1)
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Altiplano (6)
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Antarctica
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Antarctic Peninsula
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Marie Byrd Land (4)
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Queen Maud Land
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Schirmacher Hills (1)
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Ross Ice Shelf
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Ross Island (3)
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South Pole (2)
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South Shetland Islands
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King George Island (2)
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Transantarctic Mountains
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Beardmore Glacier (1)
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Coalsack Bluff (1)
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Victoria Land
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McMurdo dry valleys
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Wright Valley (3)
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Vostok Station (2)
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West Antarctica (11)
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Wilkes Land
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Arctic Ocean
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Buryat Russian Federation
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Central Asia
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Kazakhstan
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Karatau Range (1)
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Kokchetav Kazakhstan (1)
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Tengiz Field (1)
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Pamirs (6)
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Turgay Basin (1)
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Chukotka Russian Federation
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Lake El'gygytgyn (1)
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Chuya Alps (1)
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Far East
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Borneo
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East Malaysia
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Sarawak Malaysia (2)
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Kalimantan Indonesia (1)
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China
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Altun Mountains (1)
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Anhui China (2)
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Chongqing China (1)
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Da Hinggan Ling (1)
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Gansu China
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Hexi Corridor (2)
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Guangdong China
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Zhujiang River (1)
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Guangxi China
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Guilin (1)
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Guizhou China (9)
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Hebei China (1)
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Heilongjiang China (1)
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Henan China (2)
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Hubei China
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Yichang China (1)
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Hunan China (3)
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Inner Mongolia China
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Jiangsu China (3)
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Kunlun Mountains (4)
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Liaoning China
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Loess Plateau (13)
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Luochuan China (1)
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North China Plain (2)
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North China Platform (14)
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Ordos Basin (5)
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Qilian Mountains (4)
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Qinghai China (5)
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Qinling Mountains (3)
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Shaanxi China (1)
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Shandong China
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Dongying Depression (2)
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Shanxi China
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Taiyuan China (1)
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Sichuan Basin (7)
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Sichuan China (3)
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Songliao Basin (3)
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South China Block (7)
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Taihang Mountains (1)
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Tarim Platform (5)
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Xianshuihe fault zone (1)
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Xiaoqinling Mountains (1)
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Xinjiang China
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Junggar (1)
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Junggar Basin (7)
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Tahe Field (1)
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Taklimakan Desert (3)
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Tarim Basin (11)
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Turpan Basin (1)
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Urumqi China (1)
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Xisha Islands (2)
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Xizang China (14)
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Yangtze River (2)
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Yangtze River valley (2)
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Yangtze Three Gorges (3)
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Yunnan China
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Chengjiang China (1)
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Kunming China (1)
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Zhejiang China (2)
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Indonesia
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Celebes (1)
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Java
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Galunggung (1)
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Kalimantan Indonesia (1)
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Krakatoa (1)
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Sumatra (1)
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Sunda Arc (1)
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Japan
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Hokkaido
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Tokachi (1)
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Honshu
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Akiyoshi (2)
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Chiba Peninsula (1)
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Shimane Japan (1)
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Kyushu
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Kagoshima Japan (1)
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Nagasaki Japan
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Unzen (1)
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Ryukyu Islands
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Okinawa (1)
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Shikoku (1)
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Korea
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South Korea
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Kyongsang Basin (1)
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Lesser Sunda Islands
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Timor
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East Timor (1)
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Malay Peninsula
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West Malaysia
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Malaysia
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Sarawak Malaysia (2)
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West Malaysia
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Mongolia
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Philippine Islands
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Garhwal Himalayas (8)
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Indian Peninsula
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West Bengal India
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Selenga River valley (2)
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Atlantic Ocean
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International Ocean Discovery Program
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Expedition 349
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IODP Site U1433 (1)
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Expedition 353
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Expedition 355
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IODP Site U1456 (4)
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Expedition 359
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IODP Site U1465 (1)
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Jack Hills (1)
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NanTroSEIZE
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Expedition 316
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IODP Site C0007 (1)
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IODP Site C0001 (1)
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IODP Site C0002 (1)
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IODP Site C0012 (2)
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Neill Island (1)
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North America
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Polynesia
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Hawaii
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Honolulu County Hawaii
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Tonga (1)
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Owens Valley (4)
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Panama Basin (1)
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Nazca Ridge (3)
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Equatorial Pacific (13)
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North Pacific
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Bering Sea
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Bowers Ridge (1)
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Mid-Pacific Mountains (1)
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Northeast Pacific
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Astoria Canyon (1)
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Escanaba Trough (1)
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Guatemala Basin (1)
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Gulf of Alaska (7)
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Juan de Fuca Ridge (1)
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Mendocino fracture zone (3)
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Middle America Trench (1)
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Monterey Canyon (2)
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Queen Charlotte Basin (1)
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Santa Monica Basin (1)
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Northwest Pacific
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Bowers Ridge (1)
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Celebes Sea (1)
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East China Sea (1)
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Emperor Seamounts
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Detroit Seamount (1)
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Izu-Bonin Arc (1)
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Japan Sea
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Ulleung Basin (2)
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Japan Trench (1)
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Philippine Sea
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Shatsky Rise (3)
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South China Sea
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Zhujiangkou Basin (3)
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Sulu Sea (1)
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Yellow Sea
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Bohai Bay (1)
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South Pacific
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Chile Ridge (1)
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Nazca Ridge (3)
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Southwest Pacific
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Coral Sea
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Great Barrier Reef (4)
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Tasman Sea (2)
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West Pacific
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Indonesian Seas
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Celebes Sea (1)
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Makassar Strait (2)
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Northwest Pacific
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Bowers Ridge (1)
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Emperor Seamounts
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Detroit Seamount (1)
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Izu-Bonin Arc (1)
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Japan Sea
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Ulleung Basin (2)
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Yamato Basin (1)
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Yamato Rise (2)
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Japan Trench (1)
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Nankai Trough (1)
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Okhotsk Sea (2)
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Okinawa Trough (1)
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Philippine Sea
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Ryukyu Trench (1)
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Shatsky Rise (3)
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Shikoku Basin (2)
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South China Sea
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Gulf of Tonkin (1)
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Malay Basin (1)
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Zhujiangkou Basin (3)
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Sulu Sea (1)
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Yellow Sea
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Bohai Bay (1)
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Ontong Java Plateau (4)
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Southwest Pacific
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Coral Sea
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Great Barrier Reef (4)
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Marion Plateau (4)
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Tasman Sea (2)
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Sunda Shelf (2)
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Pacific region
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Peace River (3)
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polar caps (1)
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polar regions (10)
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Searles Lake (4)
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Sr-87/Sr-86 (109)
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aluminum
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oxygen
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S-34/S-32 (56)
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Neogastropoda (1)
-
Pteropoda (1)
-
Pulmonata
-
Basommatophora
-
Planorbis (1)
-
-
-
Turritellidae
-
Turritella (2)
-
-
-
Rostroconchia (1)
-
Tentaculitida
-
Tentaculitidae
-
Tentaculites (1)
-
-
-
-
Porifera
-
Demospongea
-
Chaetetida
-
Chaetetidae (2)
-
-
-
Stromatoporoidea (4)
-
-
Protista
-
Foraminifera
-
Allogromiina (1)
-
Fusulinina
-
Fusulinidae
-
Triticites (2)
-
-
-
Miliolina
-
Miliolacea
-
Miliolidae (2)
-
Quinqueloculina (1)
-
-
-
Rotaliina
-
Buliminacea
-
Bolivinitidae
-
Bolivina (2)
-
-
Bulimina (4)
-
Uvigerinidae
-
Uvigerina (4)
-
-
-
Cassidulinacea
-
Anomalinidae
-
Cibicidoides
-
Cibicidoides wuellerstorfi (3)
-
-
-
Cassidulina (3)
-
-
Globigerinacea
-
Globigerinidae
-
Globigerina
-
Globigerina bulloides (6)
-
-
Globigerinoides
-
Globigerinoides ruber (12)
-
Globigerinoides sacculifer (4)
-
-
Orbulina
-
Orbulina universa (2)
-
-
-
Globorotaliidae
-
Globorotalia
-
Globorotalia inflata (2)
-
Globorotalia menardii (4)
-
-
-
Hedbergella (2)
-
Heterohelicidae (1)
-
Neogloboquadrina
-
Neogloboquadrina dutertrei (3)
-
Neogloboquadrina pachyderma (22)
-
-
-
Orbitoidacea
-
Amphistegina (2)
-
Cibicides (4)
-
-
Rotaliacea
-
Ammonia (1)
-
Elphidium (5)
-
Nummulitidae (1)
-
-
-
Textulariina
-
Lituolacea
-
Orbitolinidae (1)
-
Trochammina (3)
-
-
-
-
Radiolaria (21)
-
Silicoflagellata (1)
-
Thecamoeba (3)
-
Tintinnidae
-
Calpionellidae (1)
-
-
-
Vermes
-
Annelida (3)
-
Polychaeta
-
Serpulidae (4)
-
-
scolecodonts (1)
-
-
-
Metazoa (9)
-
microfossils
-
Charophyta (3)
-
Chitinozoa (7)
-
Conodonta
-
Idiognathodus (1)
-
Neognathodus (1)
-
Palmatolepis (1)
-
Polygnathus (1)
-
-
Fusulinina
-
Fusulinidae
-
Triticites (2)
-
-
-
problematic microfossils (3)
-
scolecodonts (1)
-
-
palynomorphs
-
acritarchs (14)
-
Chitinozoa (7)
-
Dinoflagellata (38)
-
miospores
-
pollen (111)
-
-
-
Plantae
-
algae
-
calcareous algae (1)
-
Chlorophyta
-
Charophyta (3)
-
Chlorophyceae
-
Dasycladaceae (2)
-
-
Tasmanites (1)
-
-
Coccolithophoraceae
-
Coccolithus (2)
-
Gephyrocapsa (1)
-
-
diatoms (44)
-
nannofossils
-
Discoasteridae (2)
-
Sphenolithus (1)
-
-
Rhodophyta
-
Corallinaceae
-
Lithothamnium (1)
-
-
-
-
Bryophyta
-
Musci (2)
-
-
Pteridophyta
-
Filicopsida
-
Azolla (1)
-
-
Lycopsida
-
Lycopodium (1)
-
-
Sphenopsida (6)
-
-
Spermatophyta
-
Angiospermae
-
Dicotyledoneae
-
Alnus (1)
-
Artemisia (1)
-
Betula (1)
-
Fagus (1)
-
Nothofagus (2)
-
Quercus (1)
-
Rosidae (1)
-
Salix (1)
-
-
Monocotyledoneae
-
Cyperaceae (1)
-
Gramineae (5)
-
-
-
Gymnospermae
-
Coniferae (2)
-
Coniferales
-
Cupressaceae (1)
-
Picea (3)
-
Pinaceae
-
Abies (3)
-
Larix (2)
-
Pinus (4)
-
-
Tsuga (3)
-
-
Cordaitales (5)
-
Dadoxylon (1)
-
Ginkgoales
-
Ginkgo (1)
-
-
Pteridospermae (6)
-
-
-
-
problematic fossils
-
problematic microfossils (3)
-
-
Pterobranchia (4)
-
thallophytes (3)
-
tracks (4)
-
trails (2)
-
-
geochronology methods
-
(U-Th)/He (9)
-
Ar/Ar (54)
-
exposure age (69)
-
fission-track dating (14)
-
He/He (1)
-
infrared stimulated luminescence (4)
-
K/Ar (9)
-
lichenometry (6)
-
Lu/Hf (2)
-
Nd/Nd (2)
-
optical mineralogy (5)
-
optically stimulated luminescence (42)
-
paleomagnetism (109)
-
Pb/Pb (4)
-
Pb/Th (1)
-
racemization (7)
-
radiation damage (1)
-
Rb/Sr (5)
-
Re/Os (5)
-
sclerochronology (4)
-
Sm/Nd (4)
-
Sr/Sr (7)
-
tephrochronology (18)
-
Th/U (27)
-
thermochronology (11)
-
thermoluminescence (3)
-
tree rings (26)
-
U/Pb (101)
-
U/Th/Pb (2)
-
uranium disequilibrium (27)
-
-
geologic age
-
Anthropocene (1)
-
Cenozoic
-
Blancan (2)
-
Bronze Age (1)
-
Caloosahatchee Formation (1)
-
Glenns Ferry Formation (1)
-
lower Cenozoic (1)
-
middle Cenozoic (1)
-
Quaternary
-
Cordilleran ice sheet (12)
-
Holocene
-
Atlantic (1)
-
lower Holocene (36)
-
Medieval Warm Period (6)
-
Middle Ages (3)
-
middle Holocene (13)
-
Neoglacial
-
Little Ice Age (11)
-
-
Neolithic (2)
-
Subboreal (1)
-
upper Holocene
-
Little Ice Age (11)
-
Roman period (1)
-
-
-
Innuitian ice sheet (1)
-
Kazusa Group (1)
-
lower Quaternary (2)
-
Mazama Ash (3)
-
middle Quaternary (1)
-
Pleistocene
-
Bishop Tuff (2)
-
Champlain Sea (5)
-
Illinoian (4)
-
Irvingtonian (1)
-
Key Largo Limestone (1)
-
Lake Agassiz (12)
-
Lake Algonquin (1)
-
Lake Lahontan (2)
-
Lake Maumee (1)
-
Lake Missoula (6)
-
lower Pleistocene
-
Calabrian (1)
-
Gelasian (2)
-
Olduvai Subchron (3)
-
-
Matuyama Chron (6)
-
middle Pleistocene
-
Elsterian (2)
-
-
Peoria Loess (2)
-
Riss (1)
-
Roxana Silt (1)
-
Saalian (1)
-
upper Pleistocene
-
Baltic ice lake (1)
-
Barents ice sheet (1)
-
Devensian
-
upper Devensian (1)
-
-
Eemian (4)
-
Ipswichian (1)
-
Lake Iroquois (4)
-
Lake Lisan (2)
-
Neapolitan Yellow Tuff (1)
-
Sangamonian (1)
-
Sartanian (2)
-
Weichselian
-
Loch Lomond Stade (2)
-
Oldest Dryas (1)
-
upper Weichselian
-
Allerod (12)
-
Bolling (9)
-
Older Dryas (1)
-
Younger Dryas (58)
-
-
-
Wisconsinan
-
Lavery Till (1)
-
middle Wisconsinan (3)
-
upper Wisconsinan
-
Fraser Glaciation (1)
-
-
-
Wurm (3)
-
-
-
upper Quaternary
-
Brunhes Chron (7)
-
Pinedale Glaciation (5)
-
Scandinavian ice sheet (4)
-
-
-
Sirius Group (2)
-
Siwalik System (1)
-
Stone Age
-
Neolithic (2)
-
Paleolithic (2)
-
-
Tertiary
-
Arikaree Group (1)
-
Asmari Formation (2)
-
Catahoula Formation (1)
-
Esna Shale (1)
-
Florissant Lake Beds (1)
-
John Day Formation (1)
-
lower Tertiary (1)
-
Muddy Creek Formation (1)
-
Neogene
-
Andalhuala Formation (1)
-
Bidahochi Formation (1)
-
Hemphillian (3)
-
Miocene
-
Ash Hollow Formation (1)
-
Barstow Formation (1)
-
Clarendonian (2)
-
Columbia River Basalt Group (8)
-
Grande Ronde Basalt (1)
-
Guantao Formation (1)
-
lower Miocene (17)
-
middle Miocene
-
Badenian (2)
-
-
Puerto Madryn Formation (1)
-
Saddle Mountains Basalt (1)
-
Sarmatian (2)
-
Stevens Sandstone (1)
-
Tiva Canyon Member (1)
-
upper Miocene
-
Chiquimil Formation (1)
-
Messinian
-
Messinian Salinity Crisis (1)
-
-
Pannonian (1)
-
Pontian (1)
-
Tortonian (7)
-
-
Valentine Formation (1)
-
Wanapum Basalt (1)
-
Yakima Basalt (1)
-
-
Ogallala Formation (3)
-
Pliocene
-
Cimmerian (1)
-
Gauss Chron (1)
-
lower Pliocene
-
Zanclean (2)
-
-
middle Pliocene (2)
-
upper Pliocene
-
Chowan River Formation (2)
-
Piacenzian (1)
-
-
Yorktown Formation (3)
-
-
Ringold Formation (1)
-
Sisquoc Formation (1)
-
upper Neogene (5)
-
-
Paleogene
-
Chadron Formation (1)
-
Dongying Formation (1)
-
Eocene
-
Avon Park Formation (1)
-
Clarno Formation (1)
-
Colton Formation (2)
-
Dammam Formation (1)
-
Green River Formation (6)
-
Lake Gosiute (1)
-
Lake Uinta (1)
-
lower Eocene
-
Hatchetigbee Formation (1)
-
Thebes Formation (1)
-
Willwood Formation (1)
-
Ypresian
-
London Clay (3)
-
-
-
middle Eocene
-
Bartonian (4)
-
Lisbon Formation (1)
-
Lutetian (5)
-
-
Parachute Creek Member (1)
-
Subathu Formation (1)
-
upper Eocene
-
La Meseta Formation (1)
-
Moodys Branch Formation (1)
-
Priabonian (7)
-
-
Wilkins Peak Member (1)
-
-
lower Paleogene (2)
-
Oligocene
-
Bembridge Marls (1)
-
Boom Clay (2)
-
Brule Formation (1)
-
Frio Formation (1)
-
lower Oligocene
-
Rupelian (6)
-
-
upper Oligocene
-
Chattian (3)
-
-
Vicksburg Group (1)
-
-
Paleocene
-
lower Paleocene
-
Danian (9)
-
K-T boundary (14)
-
-
middle Paleocene
-
Selandian (1)
-
-
upper Paleocene
-
Thanetian (2)
-
-
-
Paleocene-Eocene Thermal Maximum (11)
-
upper Paleogene (1)
-
Wasatch Formation (3)
-
White River Group (1)
-
Wilcox Group (1)
-
-
Shahejie Formation (1)
-
Sobral Formation (1)
-
-
upper Cenozoic
-
Pico Formation (1)
-
Pinecrest Beds (1)
-
-
Yakataga Formation (2)
-
-
Coal Measures (2)
-
Dalradian (4)
-
Lake Bonneville (10)
-
Laurentide ice sheet (56)
-
Mesozoic
-
Cretaceous
-
Bahariya Formation (1)
-
Blairmore Group (1)
-
Bulldog Shale (1)
-
Colorado Group (2)
-
Comanchean
-
Glen Rose Formation (1)
-
Trinity Group (1)
-
-
Dakota Formation (1)
-
Hue Shale (1)
-
Kuskokwim Group (1)
-
Logan Canyon Formation (2)
-
Lower Cretaceous
-
Albian
-
lower Albian (1)
-
upper Albian (3)
-
-
Aptian
-
lower Aptian (6)
-
Shuaiba Formation (8)
-
-
Barremian (11)
-
Berriasian (4)
-
Cadomin Formation (1)
-
Christopher Formation (1)
-
Cupido Formation (1)
-
Glen Rose Formation (1)
-
Hauterivian (4)
-
Mannville Group (2)
-
McMurray Formation (2)
-
Missisauga Formation (2)
-
Mowry Shale (1)
-
Neocomian (1)
-
Speeton Clay (2)
-
Thamama Group (1)
-
Trinity Group (1)
-
Valanginian (7)
-
Wealden (2)
-
-
Lower Greensand (1)
-
Mancos Shale (2)
-
Middle Cretaceous
-
Winton Formation (1)
-
-
Natih Formation (9)
-
Nenjiang Formation (1)
-
Potomac Group (2)
-
Qingshankou Formation (2)
-
Upper Cretaceous
-
Bearpaw Formation (3)
-
Belle Fourche Shale (1)
-
Belly River Formation (1)
-
Blackhawk Formation (1)
-
Bridge Creek Limestone Member (2)
-
Campanian
-
Dinosaur Park Formation (1)
-
lower Campanian (2)
-
upper Campanian (1)
-
-
Carlile Shale (1)
-
Cenomanian
-
Dunvegan Formation (3)
-
lower Cenomanian (1)
-
upper Cenomanian (6)
-
-
Coniacian (2)
-
Duwi Formation (1)
-
Ferron Sandstone Member (2)
-
Frontier Formation (2)
-
Gallup Sandstone (4)
-
Greenhorn Limestone (1)
-
Gulfian
-
Eagle Ford Formation (4)
-
Woodbine Formation (2)
-
-
Horseshoe Canyon Formation (2)
-
Judith River Formation (2)
-
K-T boundary (14)
-
Lewis Shale (1)
-
Maestrichtian
-
lower Maestrichtian (2)
-
upper Maestrichtian (4)
-
-
Magothy Formation (2)
-
Marilia Formation (1)
-
Marshalltown Formation (2)
-
Mesaverde Group (3)
-
Navesink Formation (4)
-
Neuquen Group (1)
-
Niobrara Formation (2)
-
Oldman Formation (2)
-
Pierre Shale (2)
-
Prince Creek Formation (3)
-
Santonian (7)
-
Schrader Bluff Formation (1)
-
Senonian (20)
-
Turonian
-
lower Turonian (4)
-
middle Turonian (1)
-
upper Turonian (2)
-
-
Tuscaloosa Formation (1)
-
Two Medicine Formation (3)
-
-
Yezo Group (1)
-
-
Great Valley Sequence (1)
-
Jurassic
-
Arapien Shale (1)
-
Clarens Formation (1)
-
Fernie Formation (1)
-
Ferrar Group (2)
-
Fort Dodge Gypsum (1)
-
Kingak Shale (1)
-
Lower Jurassic
-
lower Liassic (3)
-
Pliensbachian (3)
-
Sinemurian (3)
-
Toarcian
-
lower Toarcian (3)
-
-
Triassic-Jurassic boundary (6)
-
upper Liassic (6)
-
-
Mic Mac Formation (1)
-
Middle Jurassic
-
Aalenian (1)
-
Bajocian (2)
-
Bathonian (5)
-
Callovian (7)
-
Todilto Formation (1)
-
-
Oxford Clay (3)
-
Posidonia Shale (1)
-
Upper Jurassic
-
Arab Formation (3)
-
Cotton Valley Group (1)
-
Kimmeridge Clay (3)
-
Kimmeridgian (6)
-
Morrison Formation (3)
-
Oxfordian
-
middle Oxfordian (1)
-
-
Portlandian (1)
-
Smackover Formation (2)
-
Tithonian (5)
-
Volgian (3)
-
-
-
lower Mesozoic (2)
-
Maiolica Limestone (1)
-
Moenave Formation (1)
-
Navajo Sandstone (3)
-
Triassic
-
Charlie Lake Formation (2)
-
Liard Formation (2)
-
Lower Triassic
-
Griesbachian (1)
-
Olenekian (1)
-
Permian-Triassic boundary (20)
-
Smithian (2)
-
-
Middle Triassic
-
Anisian (4)
-
Doig Formation (4)
-
Ladinian (4)
-
-
Montney Formation (2)
-
Sherwood Sandstone (1)
-
Shublik Formation (2)
-
Upper Triassic
-
Baldonnel Formation (1)
-
Carnian (4)
-
Chinle Formation (2)
-
Mercia Mudstone (1)
-
Molteno Formation (1)
-
Norian (6)
-
Pardonet Formation (1)
-
Rhaetian (3)
-
Sag River Sandstone (1)
-
Triassic-Jurassic boundary (6)
-
-
-
upper Mesozoic (2)
-
Yanshanian (4)
-
-
MIS 2 (10)
-
MIS 3 (14)
-
MIS 5 (11)
-
MIS 6 (2)
-
MIS 7 (2)
-
Paleozoic
-
Bird Spring Formation (1)
-
Cambrian
-
Acadian (1)
-
Lower Cambrian
-
Poleta Formation (1)
-
Terreneuvian (2)
-
Tommotian (1)
-
-
Middle Cambrian
-
Burgess Shale (1)
-
-
Upper Cambrian
-
Bonneterre Formation (1)
-
Furongian (5)
-
Mount Simon Sandstone (2)
-
Orr Formation (1)
-
Potsdam Sandstone (1)
-
Steptoean (4)
-
-
-
Carboniferous
-
Albert Formation (1)
-
Benxi Formation (1)
-
Lower Carboniferous
-
Asbian (6)
-
Dinantian (10)
-
-
Middle Carboniferous (1)
-
Mississippian
-
Barnett Shale (1)
-
Boone Formation (1)
-
Borden Group (1)
-
Lower Mississippian
-
Fort Payne Formation (1)
-
Joana Limestone (1)
-
Kinderhookian
-
Banff Formation (1)
-
-
Lodgepole Formation (3)
-
Osagian (2)
-
Pocono Formation (2)
-
Tournaisian (7)
-
-
Madison Group (1)
-
Middle Mississippian
-
Visean
-
upper Visean (2)
-
-
-
Price Formation (1)
-
Upper Mississippian
-
Chesterian (2)
-
Serpukhovian (9)
-
-
Windsor Group (1)
-
-
Namurian (10)
-
Pennsylvanian
-
Conemaugh Group (2)
-
Joggins Formation (2)
-
Lower Pennsylvanian
-
Bashkirian (5)
-
Morrowan (1)
-
-
Mattoon Formation (1)
-
Middle Pennsylvanian
-
Allegheny Group (2)
-
Atokan (3)
-
Carbondale Formation (1)
-
Desmoinesian (5)
-
Moscovian (11)
-
Paradox Formation (1)
-
Staunton Formation (1)
-
-
Monongahela Group (1)
-
Pottsville Group (1)
-
Upper Pennsylvanian
-
Canyon Group (1)
-
Cisco Group (2)
-
Gzhelian (6)
-
Holder Formation (1)
-
Kasimovian (9)
-
Missourian
-
Kansas City Group (1)
-
Lansing Group (1)
-
-
Virgilian
-
Lecompton Limestone (1)
-
Oread Limestone (1)
-
Wabaunsee Group (1)
-
-
-
-
Upper Carboniferous
-
Millstone Grit (3)
-
Stephanian (2)
-
Westphalian (7)
-
-
-
Catskill Formation (4)
-
Chattanooga Shale (1)
-
Cow Head Group (1)
-
Devonian
-
Beaverhill Lake Group (3)
-
Genesee Group (1)
-
Guilmette Formation (2)
-
Heemskirk Granite (1)
-
Keg River Formation (3)
-
Lower Devonian
-
Emsian (6)
-
Gedinnian (1)
-
Lochkovian (1)
-
Pragian (2)
-
-
Middle Devonian
-
Eifelian (6)
-
Elk Point Group (2)
-
Givetian (6)
-
Hamilton Group (1)
-
Marcellus Shale (3)
-
Onondaga Limestone (2)
-
Prairie Evaporite (1)
-
Tully Limestone (1)
-
-
Old Red Sandstone (3)
-
Popovich Formation (1)
-
Ramparts Formation (1)
-
Swan Hills Formation (1)
-
Upper Devonian
-
Brallier Shale (1)
-
Cleveland Member (1)
-
Duperow Formation (1)
-
Famennian
-
lower Famennian (3)
-
upper Famennian (3)
-
-
Frasnian
-
Leduc Formation (2)
-
upper Frasnian (3)
-
-
Grosmont Formation (1)
-
Hampshire Formation (2)
-
Jefferson Group (2)
-
Kellwasser event (2)
-
Ohio Shale (1)
-
-
Waterways Formation (1)
-
-
Dunkard Group (1)
-
Ellis Bay Formation (4)
-
Endicott Group (1)
-
Exshaw Formation (3)
-
Gemericum (1)
-
Helderberg Group (2)
-
Hunton Group (1)
-
Itarare Subgroup (2)
-
Keyser Limestone (2)
-
Knox Group (1)
-
Lisburne Group (1)
-
lower Paleozoic
-
Cape Phillips Formation (2)
-
Conococheague Formation (1)
-
-
Madera Formation (1)
-
Maroon Formation (1)
-
Merrimack Group (1)
-
middle Paleozoic (2)
-
Ordovician
-
Catoche Formation (1)
-
Ely Springs Dolomite (1)
-
Eureka Quartzite (1)
-
Lexington Limestone (2)
-
Lower Ordovician
-
Arenigian (3)
-
Beekmantown Group (1)
-
Ellenburger Group (1)
-
Ibexian (1)
-
Saint George Group (3)
-
Tremadocian (5)
-
-
Lushs Bight Group (1)
-
Martinsburg Formation (1)
-
Middle Ordovician
-
Darriwilian (3)
-
Decorah Shale (1)
-
Deicke Bentonite Bed (2)
-
Galena Dolomite (2)
-
Llanvirnian (1)
-
Millbrig Bentonite Bed (1)
-
Platteville Formation (2)
-
-
Montoya Group (2)
-
Upper Ordovician
-
Ashgillian (9)
-
Bighorn Dolomite (2)
-
Caradocian
-
Borrowdale Volcanic Group (1)
-
-
Cincinnatian
-
Richmondian (1)
-
-
Hirnantian (18)
-
Juniata Formation (1)
-
Katian (10)
-
Kope Formation (2)
-
Mohawkian (3)
-
Reedsville Formation (1)
-
Sandbian (3)
-
Wufeng Formation (3)
-
-
-
Paganzo Group (2)
-
Permian
-
Blaine Formation (1)
-
Castile Formation (1)
-
Chase Group (1)
-
Council Grove Group (3)
-
Ecca Group (3)
-
Echooka Formation (1)
-
Guadalupian
-
Capitan Formation (1)
-
Capitanian (6)
-
Roadian (1)
-
Tansill Formation (1)
-
Wordian (1)
-
-
Kaibab Formation (1)
-
Khuff Formation (6)
-
Lower Permian
-
Abo Formation (1)
-
Al Khlata Formation (2)
-
Cisuralian
-
Artinskian (2)
-
Asselian (6)
-
Kungurian (2)
-
Sakmarian (6)
-
-
Leonardian
-
Clear Fork Group (1)
-
-
Qixia Formation (1)
-
Wolfcampian (6)
-
-
Maokou Formation (2)
-
Middle Permian (10)
-
Park City Formation (1)
-
Rio Bonito Formation (1)
-
Rotliegendes (1)
-
Unayzah Formation (2)
-
Upper Permian
-
Changxing Formation (2)
-
Kazanian (1)
-
Lopingian
-
Changhsingian (1)
-
-
Permian-Triassic boundary (20)
-
Zechstein (3)
-
-
Wellington Formation (1)
-
Whitehill Formation (3)
-
Yates Formation (3)
-
-
Phuket Group (1)
-
Road River Formation (1)
-
Sauk Sequence (2)
-
Shawangunk Formation (1)
-
Silurian
-
Lower Silurian
-
Llandovery
-
Aeronian (4)
-
Rhuddanian (4)
-
Telychian (2)
-
-
Qalibah Formation (2)
-
Tuscarora Formation (1)
-
Wenlock
-
Homerian (1)
-
Much Wenlock Limestone (1)
-
-
-
Middle Silurian
-
Rochester Formation (2)
-
Rose Hill Formation (1)
-
-
Niagaran (1)
-
Upper Silurian
-
Cayugan
-
Tonoloway Limestone (1)
-
-
Ludlow
-
Ludfordian (1)
-
-
Pridoli (3)
-
-
-
Taiyuan Formation (2)
-
Talchir Formation (3)
-
upper Paleozoic
-
Admire Group (1)
-
Dwyka Formation (5)
-
Shanxi Formation (3)
-
-
Woodford Shale (1)
-
-
Phanerozoic (49)
-
Precambrian
-
Archean
-
Eoarchean (1)
-
Mesoarchean (3)
-
Neoarchean
-
Dharwar Supergroup (1)
-
-
Paleoarchean (1)
-
Peninsular Gneiss (2)
-
Timiskaming Group (1)
-
-
Central Rand Group (1)
-
Chuar Group (3)
-
Cuddapah System (2)
-
Hadean (3)
-
Hecla Hoek Formation (1)
-
Johnnie Formation (3)
-
Lewisian Complex (3)
-
Luoquan Formation (1)
-
Noonday Dolomite (1)
-
Pongola Supergroup (1)
-
Stillwater Complex (1)
-
Stirling Quartzite (1)
-
Transvaal Supergroup (3)
-
upper Precambrian
-
Proterozoic
-
Bambui Group (1)
-
Banxi Group (1)
-
Damara System (3)
-
Great Oxidation Event (4)
-
Huronian (2)
-
Kombolgie Formation (1)
-
Malmani Subgroup (1)
-
Mesoproterozoic
-
Belt Supergroup (1)
-
Gawler Range Volcanics (1)
-
Wallace Formation (1)
-
-
Neoproterozoic
-
Cryogenian (22)
-
Dengying Formation (2)
-
Doushantuo Formation (3)
-
Ediacaran
-
Wonoka Formation (1)
-
-
Marinoan (17)
-
Nantuo Formation (2)
-
Otavi Group (4)
-
Riphean (2)
-
Sturtian (12)
-
Tonian (6)
-
Torridonian (1)
-
Vendian (10)
-
-
Paleoproterozoic
-
Aphebian
-
Hurwitz Group (1)
-
-
Birimian (3)
-
-
Pocatello Formation (1)
-
Sinian
-
Dengying Formation (2)
-
Doushantuo Formation (3)
-
Nantuo Formation (2)
-
-
Umberatana Group (1)
-
Windermere System (2)
-
-
-
Witwatersrand Supergroup (3)
-
-
Rhenohercynian (1)
-
-
igneous rocks
-
igneous rocks
-
carbonatites (5)
-
hypabyssal rocks (1)
-
kimberlite (4)
-
picrite (1)
-
plutonic rocks
-
diabase
-
tholeiitic dolerite (1)
-
-
diorites
-
tonalite (2)
-
-
gabbros
-
norite (1)
-
-
granites
-
aplite (1)
-
charnockite (1)
-
I-type granites (1)
-
leucogranite (1)
-
monzogranite (1)
-
S-type granites (1)
-
-
granodiorites (5)
-
lamproite (1)
-
monzonites (1)
-
pegmatite (6)
-
syenites
-
nepheline syenite
-
miaskite (1)
-
-
-
ultramafics
-
peridotites
-
dunite (1)
-
garnet lherzolite (1)
-
spinel lherzolite (1)
-
-
pyroxenite
-
clinopyroxenite (2)
-
-
-
-
porphyry (5)
-
volcanic rocks
-
andesites (9)
-
basalts
-
columnar basalt (1)
-
flood basalts (15)
-
mid-ocean ridge basalts (3)
-
ocean-island basalts (5)
-
tholeiite (1)
-
trap rocks (2)
-
-
basanite (2)
-
dacites (7)
-
glasses
-
volcanic glass (3)
-
-
komatiite (2)
-
phonolites (3)
-
pyroclastics
-
ash-flow tuff (1)
-
hyaloclastite (1)
-
ignimbrite (7)
-
pumice (5)
-
scoria (2)
-
tuff (22)
-
tuffite (1)
-
welded tuff (1)
-
-
rhyolites (6)
-
trachyandesites (2)
-
trachytes (4)
-
-
-
ophiolite (6)
-
volcanic ash (21)
-
wehrlite (1)
-
-
metamorphic rocks
-
K-bentonite (2)
-
metamorphic rocks
-
cataclasites (1)
-
eclogite (2)
-
gneisses
-
augen gneiss (1)
-
granite gneiss (1)
-
orthogneiss (2)
-
-
granulites (1)
-
hornfels (2)
-
impactites
-
impact breccia
-
suevite (1)
-
-
-
marbles (7)
-
metaigneous rocks (2)
-
metasedimentary rocks
-
metapelite (2)
-
-
metasomatic rocks
-
greisen (2)
-
skarn (11)
-
-
metavolcanic rocks (3)
-
migmatites (2)
-
mylonites
-
pseudotachylite (1)
-
-
quartzites (10)
-
schists
-
blueschist (1)
-
-
slates (1)
-
-
ophiolite (6)
-
turbidite (57)
-
-
meteorites
-
meteorites
-
micrometeorites (2)
-
stony meteorites
-
achondrites
-
diogenite (1)
-
eucrite (1)
-
howardite (1)
-
lunar meteorites (2)
-
Martian meteorites
-
SNC Meteorites
-
chassignite
-
Chassigny Meteorite (1)
-
-
shergottite (1)
-
-
-
ureilite (1)
-
-
chondrites
-
carbonaceous chondrites
-
Tagish Lake Meteorite (1)
-
-
enstatite chondrites (2)
-
ordinary chondrites (1)
-
-
-
-
-
minerals
-
alloys (1)
-
arsenates
-
mimetite (1)
-
-
arsenides
-
arsenopyrite (3)
-
gersdorffite (1)
-
-
bismuthides (1)
-
borates (1)
-
carbonates
-
ankerite (1)
-
aragonite (12)
-
azurite (2)
-
bastnaesite (2)
-
calcite (71)
-
cerussite (1)
-
dolomite (29)
-
hydrotalcite (1)
-
ikaite (8)
-
magnesian calcite (2)
-
magnesite (1)
-
malachite (2)
-
norsethite (1)
-
parisite (1)
-
siderite (6)
-
sphaerosiderite (2)
-
-
copper minerals (2)
-
halides
-
chlorides
-
atacamite (1)
-
carnallite (1)
-
halite (10)
-
kainite (1)
-
mimetite (1)
-
pyromorphite (1)
-
sylvite (2)
-
vanadinite (2)
-
-
fluorides
-
bastnaesite (2)
-
fluorite (3)
-
parisite (1)
-
-
iodides (1)
-
-
hydrates (11)
-
iodates (1)
-
K-bentonite (2)
-
manganese minerals (1)
-
minerals (12)
-
molybdates
-
wulfenite (1)
-
-
native elements
-
diamond (5)
-
graphite (3)
-
-
nitrates (2)
-
organic minerals (1)
-
oxides
-
anatase (2)
-
birnessite (1)
-
cassiterite (4)
-
chromite (1)
-
corundum (1)
-
cuprite (1)
-
diaspore (1)
-
ferrihydrite (1)
-
gibbsite (1)
-
goethite (2)
-
hausmannite (1)
-
hematite (8)
-
hydroxides
-
iron hydroxides (3)
-
oxyhydroxides (2)
-
-
ilmenite (1)
-
iron oxides (7)
-
magnetite (7)
-
manganese oxides (2)
-
niobates
-
columbite (1)
-
-
rutile (2)
-
specularite (1)
-
spinel (2)
-
tantalates
-
tantalite (1)
-
-
titanium oxides (2)
-
titanomagnetite (1)
-
zincite (1)
-
-
phosphates
-
apatite (27)
-
fluorapatite (1)
-
monazite (3)
-
pyromorphite (1)
-
rockbridgeite (1)
-
vivianite (1)
-
xenotime (2)
-
-
silicates
-
aluminosilicates (2)
-
asbestos (1)
-
chain silicates
-
amphibole group
-
clinoamphibole
-
hornblende (4)
-
-
-
pyroxene group
-
clinopyroxene
-
aegirine (1)
-
diopside (1)
-
fassaite (1)
-
hedenbergite (1)
-
-
orthopyroxene
-
enstatite (3)
-
-
-
wollastonite group
-
wollastonite (1)
-
-
-
framework silicates
-
feldspar group
-
alkali feldspar
-
adularia (3)
-
hyalophane (1)
-
K-feldspar (4)
-
microcline (2)
-
orthoclase (1)
-
sanidine (3)
-
-
barium feldspar
-
hyalophane (1)
-
-
plagioclase
-
albite (2)
-
anorthite (1)
-
-
-
nepheline group
-
nepheline (1)
-
-
scapolite group
-
scapolite (1)
-
-
silica minerals
-
jasper (2)
-
opal
-
opal-A (3)
-
opal-CT (1)
-
-
quartz (49)
-
stishovite (1)
-
-
sodalite group
-
sodalite (1)
-
-
zeolite group
-
analcime (1)
-
clinoptilolite (1)
-
erionite (1)
-
gmelinite (1)
-
heulandite (1)
-
laumontite (1)
-
mesolite (1)
-
natrolite (1)
-
wairakite (1)
-
-
-
magnesian silicates (1)
-
orthosilicates
-
nesosilicates
-
garnet group (7)
-
olivine group
-
forsterite (4)
-
olivine (4)
-
-
titanite group
-
titanite (2)
-
-
zircon group
-
zircon (87)
-
-
-
sorosilicates
-
epidote group
-
allanite (1)
-
epidote (1)
-
-
melilite group
-
melilite (1)
-
-
-
-
ring silicates
-
emerald (1)
-
tourmaline group
-
foitite (1)
-
schorl (1)
-
-
-
sheet silicates
-
cerolite (2)
-
chlorite group
-
chlorite (10)
-
-
clay minerals
-
allophane (1)
-
beidellite (1)
-
chrysocolla (1)
-
halloysite (1)
-
kaolinite (13)
-
metahalloysite (1)
-
montmorillonite (4)
-
smectite (18)
-
vermiculite (1)
-
-
illite (17)
-
mica group
-
biotite (6)
-
celadonite (1)
-
glauconite (7)
-
muscovite (10)
-
phlogopite (1)
-
-
palygorskite (2)
-
sepiolite (2)
-
sericite (5)
-
serpentine group
-
chrysotile (3)
-
serpentine (2)
-
-
talc (1)
-
-
-
sulfates
-
alunite (4)
-
anglesite (1)
-
anhydrite (13)
-
barite (6)
-
bassanite (1)
-
coquimbite (1)
-
epsomite (1)
-
gypsum (15)
-
hexahydrite (1)
-
iron sulfates (1)
-
jarosite (5)
-
kainite (1)
-
kieserite (1)
-
natroalunite (1)
-
polyhalite (3)
-
selenite (2)
-
-
sulfides
-
acanthite (1)
-
arsenopyrite (3)
-
bismuthinite (1)
-
chalcocite (1)
-
chalcopyrite (7)
-
copper sulfides (3)
-
galena (9)
-
gersdorffite (1)
-
iron sulfides (3)
-
millerite (1)
-
molybdenite (2)
-
pentlandite (2)
-
pyrite (30)
-
pyrrhotite (3)
-
sphalerite (9)
-
stibnite (2)
-
wurtzite (1)
-
zinc sulfides (2)
-
-
sulfosalts
-
sulfobismuthites
-
berryite (1)
-
gustavite (1)
-
matildite (1)
-
-
sulfostannates
-
stannite (1)
-
-
-
tellurides
-
coloradoite (1)
-
-
tungstates
-
scheelite (1)
-
stolzite (1)
-
wolframite (2)
-
-
vanadates
-
carnotite (1)
-
descloizite (1)
-
vanadinite (2)
-
volborthite (1)
-
-
wehrlite (1)
-
-
Primary terms
-
absolute age (498)
-
academic institutions (1)
-
Africa
-
Afar (1)
-
Cape Verde Islands (1)
-
Central Africa
-
Congo (2)
-
Congo Democratic Republic (4)
-
Congo River (1)
-
Equatorial Guinea (1)
-
West Congo Belt (1)
-
-
Congo Basin (1)
-
Congo Craton (3)
-
East Africa
-
Ethiopia
-
Tigray Ethiopia (1)
-
-
Ethiopian Rift (1)
-
Kenya
-
Lake Magadi (1)
-
Mount Kenya (2)
-
-
Lake Malawi (1)
-
Lake Natron (1)
-
Lake Turkana (1)
-
Mozambique (1)
-
Tanzania
-
Kilimanjaro (2)
-
Olduvai Gorge (3)
-
-
Uganda (4)
-
-
East African Lakes
-
Lake Edward (1)
-
Lake Kariba (1)
-
Lake Magadi (1)
-
Lake Malawi (1)
-
Lake Natron (1)
-
Lake Tanganyika (4)
-
Lake Turkana (1)
-
-
East African Rift (5)
-
Kalahari Desert (3)
-
Kufra Basin (1)
-
Limpopo Basin (1)
-
Limpopo Belt (1)
-
Madagascar (2)
-
Namib Desert (4)
-
Nile River (4)
-
Nile Valley (1)
-
North Africa
-
Algeria (5)
-
Atlas Mountains
-
Moroccan Atlas Mountains
-
Anti-Atlas (7)
-
High Atlas (3)
-
-
-
Egypt
-
Bahariya Oasis (1)
-
Eastern Desert (1)
-
Nile Delta (4)
-
Sinai Egypt (1)
-
-
Ghadames Basin (1)
-
Libya
-
Murzuk Basin (2)
-
-
Morocco
-
Moroccan Atlas Mountains
-
Anti-Atlas (7)
-
High Atlas (3)
-
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Rif (1)
-
Tafilalt (1)
-
Tarfaya Morocco (2)
-
-
Tunisia
-
El Kef Tunisia (2)
-
-
Western Sahara (1)
-
-
Nubian Shield (2)
-
Sahara (7)
-
Southern Africa
-
Botswana
-
Okavango Delta (2)
-
-
Gariep Belt (2)
-
Kaapvaal Craton (4)
-
Kalahari Craton (3)
-
Karoo Basin (16)
-
Lesotho (1)
-
Namaqualand (1)
-
Namibia
-
Damara Belt (1)
-
-
Orange River (2)
-
South Africa
-
Bushveld Complex (2)
-
Cape fold belt (4)
-
Cape Province region (2)
-
Eastern Cape Province South Africa (3)
-
Free State South Africa
-
Vredefort Dome (1)
-
-
Gauteng South Africa
-
Swartkrans Cave (1)
-
-
KwaZulu-Natal South Africa
-
Durban South Africa (1)
-
-
Limpopo South Africa (1)
-
Northern Cape Province South Africa (2)
-
Transvaal region (1)
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Western Cape Province South Africa
-
Knysna South Africa (1)
-
-
Witwatersrand (5)
-
-
Zimbabwe (2)
-
-
West Africa
-
Cameroon (1)
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Ghana
-
Lake Bosumtwi (1)
-
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Guinea (1)
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Ivory Coast (1)
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Mali (1)
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-
Nigeria
-
Niger Delta (2)
-
-
Senegal (1)
-
-
West African Shield (1)
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Zimbabwe Craton (1)
-
-
Antarctica
-
Amery Ice Shelf (1)
-
Antarctic ice sheet
-
East Antarctic ice sheet (16)
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-
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Antarctic Peninsula
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Graham Land (1)
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Larsen Ice Shelf (1)
-
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Anvers Island (3)
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Coats Land (1)
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East Antarctica (21)
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Ellsworth Land (2)
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James Ross Island (3)
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Lake Vostok (1)
-
Mac Robertson Land
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Lambert Glacier (2)
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Prince Charles Mountains (2)
-
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Marie Byrd Land (4)
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Queen Maud Land
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Schirmacher Hills (1)
-
-
Ross Ice Shelf
-
McMurdo Ice Shelf (2)
-
-
Ross Island (3)
-
South Pole (2)
-
South Shetland Islands
-
King George Island (2)
-
-
Transantarctic Mountains
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Beardmore Glacier (1)
-
Coalsack Bluff (1)
-
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Globorotalia inflata (2)
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Globorotalia menardii (4)
-
-
-
Hedbergella (2)
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Heterohelicidae (1)
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Neogloboquadrina
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Neogloboquadrina dutertrei (3)
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Neogloboquadrina pachyderma (22)
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-
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Orbitoidacea
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Amphistegina (2)
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Cibicides (4)
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Rotaliacea
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Ammonia (1)
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Elphidium (5)
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Nummulitidae (1)
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-
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Textulariina
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Lituolacea
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Orbitolinidae (1)
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Trochammina (3)
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-
-
-
Radiolaria (21)
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Silicoflagellata (1)
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Thecamoeba (3)
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Tintinnidae
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Calpionellidae (1)
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-
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Vermes
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Annelida (3)
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Polychaeta
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Serpulidae (4)
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scolecodonts (1)
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-
-
ionosphere (1)
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isostasy (20)
-
isotopes
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radioactive isotopes
-
Al-26 (28)
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Ar-40/Ar-39 (4)
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Be-10 (92)
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Be-10/Be-9 (2)
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Be-7 (3)
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C-14 (294)
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Cl-36 (11)
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Cs-137 (15)
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I-129 (1)
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Mn-53 (1)
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Pa-231 (3)
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Pb-206/Pb-204 (15)
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Pb-207/Pb-204 (11)
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Pb-208/Pb-204 (9)
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Pb-210 (23)
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Po-210 (1)
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Ra-224 (1)
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Ra-226 (4)
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Rb-87/Sr-86 (1)
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Re-187/Os-188 (3)
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Rn-222 (2)
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Sm-147/Nd-144 (1)
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Th-230 (8)
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tritium (5)
-
U-234 (3)
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U-235 (1)
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U-238 (8)
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U-238/Pb-204 (2)
-
U-238/U-234 (4)
-
U-238/U-235 (3)
-
-
stable isotopes
-
Ar-40 (1)
-
Ar-40/Ar-36 (1)
-
Ar-40/Ar-39 (4)
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B-11/B-10 (9)
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Be-10/Be-9 (2)
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C-12 (2)
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C-13 (6)
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C-13/C-12 (490)
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Ca-44/Ca-40 (1)
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Cr-53/Cr-52 (1)
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D/H (54)
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deuterium (12)
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Fe-56 (1)
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Fe-56/Fe-54 (5)
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He-3 (9)
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He-4/He-3 (4)
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Hf-177/Hf-176 (5)
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Kr-84 (1)
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Li-7/Li-6 (1)
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Mg-25/Mg-24 (1)
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Mg-26/Mg-24 (2)
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N-15 (2)
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N-15/N-14 (19)
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Nd-144/Nd-143 (21)
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Ne-20 (1)
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Ne-21 (3)
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Ne-22/Ne-20 (1)
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Ne-22/Ne-21 (1)
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O-17 (1)
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O-17/O-16 (5)
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O-18 (4)
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O-18/O-16 (495)
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Os-188/Os-187 (8)
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Pb-206 (1)
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Pb-206/Pb-204 (15)
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Pb-207/Pb-204 (11)
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Pb-207/Pb-206 (4)
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Pb-208 (1)
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Pb-208/Pb-204 (9)
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Pb-208/Pb-206 (2)
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Rb-87/Sr-86 (1)
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Re-187/Os-188 (3)
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S-33 (2)
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S-33/S-32 (1)
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S-34/S-32 (56)
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Si-30/Si-28 (1)
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Sm-147/Nd-144 (1)
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Sr-87/Sr-86 (109)
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Xe-129 (1)
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-
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land subsidence (8)
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land use (17)
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lava (22)
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lineation (7)
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magmas (51)
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Malay Archipelago
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Borneo
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East Malaysia
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Sarawak Malaysia (2)
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Kalimantan Indonesia (1)
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New Guinea
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Gulf of Papua (1)
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Timor
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East Timor (1)
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mantle (46)
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maps (13)
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marine geology (14)
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Mediterranean region
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Aegean Islands
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Greek Aegean Islands
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Dodecanese
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Karpathos (1)
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Rhodes (3)
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Balearic Islands
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Ibiza (1)
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Majorca (2)
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Calabrian Arc (2)
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Mediterranean Sea
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East Mediterranean
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Adriatic Sea
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Gulf of Trieste (1)
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Aegean Sea (2)
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Black Sea (8)
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Ionian Sea
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Gulf of Corinth (4)
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Levantine Basin (3)
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Gulf of Pozzuoli (1)
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Mediterranean Ridge (1)
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Pelagian Sea
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Gulf of Gabes (1)
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West Mediterranean
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Alboran Sea (4)
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Balearic Basin (1)
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Gulf of Lion (3)
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Tyrrhenian Sea (4)
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-
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Mesozoic
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Cretaceous
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Bahariya Formation (1)
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Blairmore Group (1)
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Bulldog Shale (1)
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Colorado Group (2)
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Comanchean
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Glen Rose Formation (1)
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Trinity Group (1)
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-
Dakota Formation (1)
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Hue Shale (1)
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Kuskokwim Group (1)
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Logan Canyon Formation (2)
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Lower Cretaceous
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Albian
-
lower Albian (1)
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upper Albian (3)
-
-
Aptian
-
lower Aptian (6)
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Shuaiba Formation (8)
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-
Barremian (11)
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Berriasian (4)
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Cadomin Formation (1)
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Christopher Formation (1)
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Cupido Formation (1)
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Glen Rose Formation (1)
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Hauterivian (4)
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Mannville Group (2)
-
McMurray Formation (2)
-
Missisauga Formation (2)
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Mowry Shale (1)
-
Neocomian (1)
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Speeton Clay (2)
-
Thamama Group (1)
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Trinity Group (1)
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Valanginian (7)
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Wealden (2)
-
-
Lower Greensand (1)
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Mancos Shale (2)
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Middle Cretaceous
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Winton Formation (1)
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-
Natih Formation (9)
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Nenjiang Formation (1)
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Potomac Group (2)
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Qingshankou Formation (2)
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Upper Cretaceous
-
Bearpaw Formation (3)
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Belle Fourche Shale (1)
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Belly River Formation (1)
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Blackhawk Formation (1)
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Bridge Creek Limestone Member (2)
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Campanian
-
Dinosaur Park Formation (1)
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lower Campanian (2)
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upper Campanian (1)
-
-
Carlile Shale (1)
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Cenomanian
-
Dunvegan Formation (3)
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lower Cenomanian (1)
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upper Cenomanian (6)
-
-
Coniacian (2)
-
Duwi Formation (1)
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Ferron Sandstone Member (2)
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Frontier Formation (2)
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Gallup Sandstone (4)
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Greenhorn Limestone (1)
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Gulfian
-
Eagle Ford Formation (4)
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Woodbine Formation (2)
-
-
Horseshoe Canyon Formation (2)
-
Judith River Formation (2)
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K-T boundary (14)
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Lewis Shale (1)
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Maestrichtian
-
lower Maestrichtian (2)
-
upper Maestrichtian (4)
-
-
Magothy Formation (2)
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Marilia Formation (1)
-
Marshalltown Formation (2)
-
Mesaverde Group (3)
-
Navesink Formation (4)
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Neuquen Group (1)
-
Niobrara Formation (2)
-
Oldman Formation (2)
-
Pierre Shale (2)
-
Prince Creek Formation (3)
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Santonian (7)
-
Schrader Bluff Formation (1)
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Senonian (20)
-
Turonian
-
lower Turonian (4)
-
middle Turonian (1)
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upper Turonian (2)
-
-
Tuscaloosa Formation (1)
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Two Medicine Formation (3)
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-
Yezo Group (1)
-
-
Great Valley Sequence (1)
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Jurassic
-
Arapien Shale (1)
-
Clarens Formation (1)
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Fernie Formation (1)
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Ferrar Group (2)
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Fort Dodge Gypsum (1)
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Kingak Shale (1)
-
Lower Jurassic
-
lower Liassic (3)
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Pliensbachian (3)
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Sinemurian (3)
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Toarcian
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lower Toarcian (3)
-
-
Triassic-Jurassic boundary (6)
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upper Liassic (6)
-
-
Mic Mac Formation (1)
-
Middle Jurassic
-
Aalenian (1)
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Bajocian (2)
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Bathonian (5)
-
Callovian (7)
-
Todilto Formation (1)
-
-
Oxford Clay (3)
-
Posidonia Shale (1)
-
Upper Jurassic
-
Arab Formation (3)
-
Cotton Valley Group (1)
-
Kimmeridge Clay (3)
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Kimmeridgian (6)
-
Morrison Formation (3)
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Oxfordian
-
middle Oxfordian (1)
-
-
Portlandian (1)
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Smackover Formation (2)
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Tithonian (5)
-
Volgian (3)
-
-
-
lower Mesozoic (2)
-
Maiolica Limestone (1)
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Moenave Formation (1)
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Navajo Sandstone (3)
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Triassic
-
Charlie Lake Formation (2)
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Liard Formation (2)
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Lower Triassic
-
Griesbachian (1)
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Olenekian (1)
-
Permian-Triassic boundary (20)
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Smithian (2)
-
-
Middle Triassic
-
Anisian (4)
-
Doig Formation (4)
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Ladinian (4)
-
-
Montney Formation (2)
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Sherwood Sandstone (1)
-
Shublik Formation (2)
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Upper Triassic
-
Baldonnel Formation (1)
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Carnian (4)
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Chinle Formation (2)
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Mercia Mudstone (1)
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Molteno Formation (1)
-
Norian (6)
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Pardonet Formation (1)
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Rhaetian (3)
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Sag River Sandstone (1)
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Triassic-Jurassic boundary (6)
-
-
-
upper Mesozoic (2)
-
Yanshanian (4)
-
-
metal ores
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aluminum ores (1)
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antimony ores (3)
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arsenic ores (2)
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base metals (5)
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beryllium ores (1)
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bismuth ores (5)
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cadmium ores (1)
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chromite ores (2)
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cobalt ores (1)
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copper ores (60)
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gold ores (89)
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IOCG deposits (2)
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iron ores (6)
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lead ores (28)
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lead-zinc deposits (15)
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lithium ores (1)
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manganese ores (6)
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mercury ores (2)
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molybdenum ores (16)
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nickel ores (4)
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niobium ores (2)
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platinum ores (5)
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polymetallic ores (9)
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rare earth deposits (7)
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silver ores (21)
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thorium ores (1)
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tin ores (6)
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tungsten ores (4)
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uranium ores (14)
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vanadium ores (1)
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zinc ores (30)
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zirconium ores (1)
-
-
metals
-
actinides
-
curium (1)
-
protactinium
-
Pa-231 (3)
-
-
thorium
-
Th-230 (8)
-
-
uranium
-
U-234 (3)
-
U-235 (1)
-
U-238 (8)
-
U-238/Pb-204 (2)
-
U-238/U-234 (4)
-
U-238/U-235 (3)
-
-
-
alkali metals
-
cesium
-
Cs-137 (15)
-
-
lithium
-
Li-7/Li-6 (1)
-
-
potassium (9)
-
rubidium
-
Rb-87/Sr-86 (1)
-
-
sodium (8)
-
-
alkaline earth metals
-
barium
-
Ba/Ca (4)
-
-
beryllium
-
Be-10 (92)
-
Be-10/Be-9 (2)
-
Be-7 (3)
-
-
calcium
-
Ba/Ca (4)
-
Ca-44/Ca-40 (1)
-
Mg/Ca (27)
-
Sr/Ca (15)
-
-
magnesium
-
Mg/Ca (27)
-
Mg-25/Mg-24 (1)
-
Mg-26/Mg-24 (2)
-
-
radium
-
Ra-224 (1)
-
Ra-226 (4)
-
-
strontium
-
Rb-87/Sr-86 (1)
-
Sr/Ca (15)
-
Sr-87/Sr-86 (109)
-
-
-
aluminum
-
Al-26 (28)
-
-
antimony (1)
-
arsenic (9)
-
bismuth (2)
-
cadmium (3)
-
chromium
-
Cr-53/Cr-52 (1)
-
-
cobalt (1)
-
copper (11)
-
gallium (1)
-
gold (8)
-
hafnium
-
Hf-177/Hf-176 (5)
-
-
iron
-
Fe-56 (1)
-
Fe-56/Fe-54 (5)
-
ferric iron (5)
-
ferrous iron (5)
-
-
lead
-
Pb-206 (1)
-
Pb-206/Pb-204 (15)
-
Pb-207/Pb-204 (11)
-
Pb-207/Pb-206 (4)
-
Pb-208 (1)
-
Pb-208/Pb-204 (9)
-
Pb-208/Pb-206 (2)
-
Pb-210 (23)
-
U-238/Pb-204 (2)
-
-
manganese
-
Mn-53 (1)
-
-
mercury (11)
-
molybdenum (12)
-
nickel (4)
-
niobium (5)
-
platinum group
-
iridium (3)
-
osmium
-
Os-188/Os-187 (8)
-
Re-187/Os-188 (3)
-
-
platinum (1)
-
platinum ores (5)
-
-
polonium
-
Po-210 (1)
-
-
precious metals (1)
-
rare earths
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cerium (2)
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europium (1)
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gadolinium (1)
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lanthanum (1)
-
neodymium
-
Nd-144/Nd-143 (21)
-
Sm-147/Nd-144 (1)
-
-
samarium
-
Sm-147/Nd-144 (1)
-
-
ytterbium (2)
-
yttrium (4)
-
-
rhenium
-
Re-187/Os-188 (3)
-
-
silver (3)
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tantalum (1)
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tin (2)
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titanium (13)
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tungsten (1)
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vanadium (6)
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zinc (12)
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zirconium (5)
-
-
metamorphic rocks
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cataclasites (1)
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eclogite (2)
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gneisses
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augen gneiss (1)
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granite gneiss (1)
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orthogneiss (2)
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granulites (1)
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hornfels (2)
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impactites
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impact breccia
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suevite (1)
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-
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marbles (7)
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metaigneous rocks (2)
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metasedimentary rocks
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metapelite (2)
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metasomatic rocks
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greisen (2)
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skarn (11)
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metavolcanic rocks (3)
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migmatites (2)
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mylonites
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pseudotachylite (1)
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quartzites (10)
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schists
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blueschist (1)
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slates (1)
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metamorphism (34)
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metasomatism (90)
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meteorites
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micrometeorites (2)
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stony meteorites
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achondrites
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diogenite (1)
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eucrite (1)
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howardite (1)
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lunar meteorites (2)
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Martian meteorites
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SNC Meteorites
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chassignite
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Chassigny Meteorite (1)
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shergottite (1)
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-
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ureilite (1)
-
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chondrites
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carbonaceous chondrites
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Tagish Lake Meteorite (1)
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enstatite chondrites (2)
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ordinary chondrites (1)
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meteorology (12)
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Mexico
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Baja California Mexico (3)
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Baja California Sur Mexico (5)
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Chihuahua Mexico (1)
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Coahuila Mexico (1)
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Colima (1)
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Mexico state
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Federal District Mexico
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Mexico City Mexico (1)
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Nevado de Toluca (1)
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Quintana Roo Mexico (1)
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micropaleontology (1)
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mineral deposits, genesis (146)
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mineral exploration (45)
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mineralogy (5)
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minerals (12)
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mining geology (4)
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Mohorovicic discontinuity (2)
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Moon (13)
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nitrogen
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N-15 (2)
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N-15/N-14 (19)
-
organic nitrogen (4)
-
-
noble gases
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argon
-
Ar-40 (1)
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Ar-40/Ar-36 (1)
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Ar-40/Ar-39 (4)
-
-
helium
-
He-3 (9)
-
He-4/He-3 (4)
-
-
krypton
-
Kr-84 (1)
-
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neon
-
Ne-20 (1)
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Ne-21 (3)
-
Ne-22/Ne-20 (1)
-
Ne-22/Ne-21 (1)
-
-
radon
-
Rn-222 (2)
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xenon
-
Xe-129 (1)
-
-
-
nodules (2)
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nonmetal deposits (2)
-
North America
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Appalachian Basin (20)
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Appalachians
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Appalachian Plateau (2)
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Central Appalachians (5)
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Northern Appalachians (3)
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Piedmont
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Inner Piedmont (1)
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Southern Appalachians (1)
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Valley and Ridge Province (5)
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Basin and Range Province
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Great Basin (21)
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Canadian Shield
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Flin Flon Belt (2)
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Abitibi Belt (1)
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Chihuahuan Desert (1)
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Disturbed Belt (1)
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Great Lakes
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Great Plains
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Gulf Coastal Plain (22)
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North American Craton (3)
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Uinta Mountains (4)
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Wasatch Range (4)
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Saint Elias Mountains (9)
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Tanana River (1)
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Western Interior
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Western Interior Seaway (10)
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Williston Basin (3)
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Yakutat Terrane (2)
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Northern Hemisphere (10)
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nuclear facilities (3)
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ocean basins (6)
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ocean circulation (45)
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Ocean Drilling Program
-
Leg 101
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ODP Site 628 (1)
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Leg 105
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ODP Site 645 (2)
-
ODP Site 646 (1)
-
ODP Site 647 (1)
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Leg 108
-
ODP Site 658 (2)
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ODP Site 659 (1)
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ODP Site 662 (1)
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ODP Site 664 (1)
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ODP Site 667 (1)
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Leg 111
-
ODP Site 677 (2)
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Leg 112 (1)
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Leg 113
-
ODP Site 689 (4)
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ODP Site 690 (4)
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ODP Site 692 (1)
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ODP Site 693 (1)
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Leg 114
-
ODP Site 699 (1)
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ODP Site 700 (1)
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ODP Site 703 (1)
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ODP Site 704 (1)
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Leg 115
-
ODP Site 709 (2)
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ODP Site 710 (1)
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ODP Site 711 (1)
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-
Leg 117
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ODP Site 722 (1)
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Leg 119
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ODP Site 738 (2)
-
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