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Format
Article Type
Journal
Publisher
Section
GeoRef Subject
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all geography including DSDP/ODP Sites and Legs
-
Africa
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Cape Verde Islands (1)
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Central Africa
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Angola (1)
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Congo
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Brazzaville Congo (1)
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Congo Democratic Republic
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Shaba Congo Democratic Republic (1)
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Congo River (1)
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Equatorial Guinea (1)
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Gabon (1)
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West Congo Belt (1)
-
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East Africa
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Eritrea (1)
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Ethiopia
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Awash Valley (1)
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Ethiopian Rift (1)
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Kenya
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Kenya Rift valley (3)
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Nakuru Basin (1)
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Lake Turkana (1)
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Mozambique (2)
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Sudan (1)
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Tanzania (4)
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Uganda (1)
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Zambia (2)
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East African Lakes
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Lake Kariba (1)
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East African Rift (2)
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Kalahari Desert (2)
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Limpopo Basin (1)
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Limpopo Belt (2)
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Madagascar
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North Africa
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Moroccan Atlas Mountains
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Egypt
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Cairo Egypt (2)
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Dakhla Oasis (1)
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Libya (1)
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Maghreb (1)
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Morocco
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Moroccan Atlas Mountains
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High Atlas (8)
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Rif (4)
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Tafilalt (1)
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Tunisia
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El Kef Tunisia (1)
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Nubian Shield (1)
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Sahara (2)
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Southern Africa
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Barberton greenstone belt (4)
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Kaapvaal Craton (13)
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Karoo Basin (6)
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Namaqualand metamorphic complex (3)
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Namibia
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Tsumeb Namibia (1)
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Orange River (1)
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South Africa
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Bushveld Complex (10)
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Cape fold belt (1)
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Cape Province region (1)
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Eastern Cape Province South Africa
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Cape Town South Africa (1)
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Free State South Africa
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Vredefort Dome (5)
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Gauteng South Africa
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Pretoria South Africa (1)
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KwaZulu-Natal South Africa
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Durban South Africa (1)
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Limpopo South Africa (2)
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Merensky Reef (3)
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Mpumalanga South Africa (1)
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Northern Cape Province South Africa
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Kimberley South Africa (1)
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North-West Province South Africa (1)
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Sutherland South Africa (1)
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Transvaal region (4)
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Western Cape Province South Africa
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Knysna South Africa (1)
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Langebaanweg South Africa (1)
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Witwatersrand (2)
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Zimbabwe
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Belingwe greenstone belt (1)
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Great Dyke (1)
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Selukwe Zimbabwe (1)
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-
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West Africa
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Adamawa (1)
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Benue Valley (1)
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Cameroon (1)
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Ghana (1)
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Ivory Coast (2)
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Nigeria (4)
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Sierra Leone (1)
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Taoudenni Basin (1)
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Togo (1)
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Zambezi Valley (1)
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Zimbabwe Craton (1)
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Alpine Fault (1)
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Altiplano (1)
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America (2)
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Antarctica
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East Antarctica (1)
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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 (1)
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Arctic Ocean
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Norwegian Sea
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Arctic region
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Greenland
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East Greenland (3)
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Russian Arctic (1)
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Svalbard
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Arran (2)
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Asia
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Altai Mountains
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Gorny Altai (2)
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Altai Russian Federation
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Amur River (1)
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Arabian Peninsula
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Oman
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Qatar (1)
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Saudi Arabia
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United Arab Emirates
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Baikal region (3)
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Baikal rift zone (3)
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Buryat Russian Federation
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Central Asia
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Caspian Depression (1)
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Kazakhstan
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Far East
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Borneo
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East Malaysia
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China
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Gansu China
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Huang He (2)
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Hubei China
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Hunan China (2)
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Inner Mongolia China
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Jiangsu China
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Nanjing China (2)
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Liaoning China
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Liaohe Field (1)
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Loess Plateau (1)
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Nanpanjiang Basin (2)
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North China Plain (1)
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North China Platform (6)
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Ordos Basin (1)
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Qaidam Basin (1)
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Qilian Mountains (1)
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Qinghai China (1)
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Qinling Mountains (1)
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Shaanxi China (1)
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Shandong China
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Shandong Peninsula (3)
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Shengli Field (1)
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Shanxi China (1)
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Sichuan Basin (4)
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Sichuan China (3)
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Songliao Basin (1)
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South China Block (2)
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Sulu Terrane (2)
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Tancheng-Lujiang Fault (3)
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Tarim Platform (1)
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Xinjiang China
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Junggar Basin (1)
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Tarim Basin (3)
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Urumqi China (1)
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Xizang China (5)
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Yangtze Platform (7)
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Yangtze River (1)
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Yangtze Three Gorges (2)
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Yunnan China
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Ailao Shan (1)
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Kunming China (1)
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Zhejiang China (1)
-
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Indochina (1)
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Indonesia
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Java (1)
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Kalimantan Indonesia (3)
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Sumatra
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Toba Lake (1)
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Sunda Arc (1)
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Japan
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Hokkaido (1)
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Honshu
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Gifu Japan (1)
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Miyagi Japan (1)
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Niigata Japan (1)
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Tokyo Japan (1)
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Kyushu
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Kagoshima Japan
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Oshima (1)
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Ryukyu Islands
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Oshima (1)
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-
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Korea
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North Korea (3)
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South Korea (2)
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Laos (1)
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Lesser Sunda Islands
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Timor (1)
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Malay Peninsula
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West Malaysia
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Langkawi Islands (1)
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Perak Malaysia (1)
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Malaysia
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East Malaysia
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Sabah Malaysia (2)
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Sarawak Malaysia (2)
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West Malaysia
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Langkawi Islands (1)
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Perak Malaysia (1)
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Mongolia
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Mongolian Altai (1)
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Philippine Islands
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Luzon
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Mount Pinatubo (1)
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Mindanao (1)
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Thailand
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Chiang Mai Thailand (1)
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Vietnam
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Mekong Delta (1)
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Gobi Desert (2)
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Himalayas
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Garhwal Himalayas (1)
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Lesser Himalayas (1)
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Ili Basin (1)
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Indian Peninsula
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Bengal (1)
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Godavari River (1)
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India
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Andhra Pradesh India
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Cuddapah India (1)
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Rajahmundry India (2)
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Bastar Craton (1)
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Bengal Islands
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Andaman Islands (1)
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Bihar India (3)
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Bundelkhand (3)
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Chhattisgarh India (2)
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Deccan Plateau (1)
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Dharwar Craton (1)
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Ghats
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Eastern Ghats (3)
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Western Ghats (4)
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Gujarat India
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Kutch India
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Bhuj India (2)
-
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Saurashtra (2)
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Himachal Pradesh India (1)
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Jharkhand India
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Jharia coal field (2)
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Singhbhum India (1)
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Karnataka India
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Closepet Granite (1)
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Mysore India (1)
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Kerala India (8)
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Kolar India (1)
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Madhya Pradesh India
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Chhindwara India (1)
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Jabalpur India (1)
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Jhabua India (1)
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Satna India (1)
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Maharashtra India
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Koyna Dam (1)
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Koyna River (1)
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Latur India (1)
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Lonar Crater (1)
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Narmada River (1)
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Narmada Valley (1)
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Narmada-Son Lineament (1)
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Northeastern India
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Arunachal Pradesh India (1)
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Meghalaya India (1)
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Mizoram India (2)
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Orissa India
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Talchir (1)
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Talchir coal field (1)
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Pranhita-Godavari Valley (2)
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Rajasthan India
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Aravalli Range (1)
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Shillong Plateau (1)
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Son Valley (3)
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Southern Granulite Terrain (2)
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Tamil Nadu India (2)
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Uttar Pradesh India (1)
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Uttarakhand India
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Garhwal Himalayas (1)
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Mussoorie Syncline (1)
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West Bengal India (1)
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Indian Shield (3)
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Indo-Gangetic Plain (1)
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Nepal (1)
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Pakistan (7)
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Irkutsk Russian Federation (1)
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Kemerovo Russian Federation (2)
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Krasnoyarsk Russian Federation
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Taymyr Dolgan-Nenets Russian Federation
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Norilsk region (4)
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Kyrgyzstan
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Novosibirsk Russian Federation (3)
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Zabaykalskiy Russian Federation (1)
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Atlantic Ocean
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Equatorial Atlantic (4)
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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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Baltic Sea
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Bay of Biscay (3)
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South Atlantic
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Atlantic Ocean Islands
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Atlantic region (1)
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Australasia
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Mackenzie Mountains (6)
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Tintinnidae
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Calpionellidae (1)
-
-
-
Vermes
-
Annelida (5)
-
Nematoida (1)
-
Polychaeta
-
Serpulidae (1)
-
-
scolecodonts (1)
-
-
-
lichens (4)
-
Metazoa (1)
-
microfossils
-
Charophyta (1)
-
Chitinozoa (7)
-
Conodonta
-
Neognathodus (1)
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-
Fusulinina
-
Fusulinidae (1)
-
-
problematic microfossils
-
Bolboforma (1)
-
-
scolecodonts (1)
-
-
palynomorphs
-
acritarchs (14)
-
Chitinozoa (7)
-
Dinoflagellata (19)
-
megaspores (1)
-
miospores
-
Classopollis (1)
-
pollen (35)
-
-
-
Plantae
-
algae
-
Chlorophyta
-
Charophyta (1)
-
Tasmanites (1)
-
-
Coccolithophoraceae
-
Coccolithus (1)
-
-
diatoms (7)
-
nannofossils
-
Sphenolithus (1)
-
-
Rhodophyta
-
Corallinaceae (1)
-
-
-
Pteridophyta
-
Filicopsida
-
Archaeopteris (1)
-
-
Lycopsida
-
Lepidodendron (1)
-
Sigillaria (1)
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Stigmaria (1)
-
-
Psilopsida (1)
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Sphenopsida
-
Equisetales
-
Calamites (2)
-
-
-
-
Spermatophyta
-
Angiospermae
-
Dicotyledoneae
-
Artemisia (1)
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Myrtaceae
-
Eucalyptus (1)
-
-
Nothofagus (2)
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Rosidae (1)
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-
Monocotyledoneae
-
Gramineae (1)
-
Palmae (1)
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-
-
Gymnospermae
-
Coniferales
-
Cupressaceae (1)
-
Taxodium (1)
-
-
Cordaitales
-
Cordaites (1)
-
-
Dadoxylon (1)
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Ginkgoales (1)
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Glossopteridales
-
Glossopteris
-
Glossopteris flora (1)
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-
-
Pteridospermae (3)
-
-
-
-
problematic fossils
-
problematic microfossils
-
Bolboforma (1)
-
-
-
Pterobranchia (7)
-
thallophytes (5)
-
tracks (32)
-
trails (1)
-
-
geochronology methods
-
(U-Th)/He (11)
-
Ar/Ar (77)
-
exposure age (17)
-
fission-track dating (15)
-
infrared stimulated luminescence (4)
-
K/Ar (19)
-
Lu/Hf (5)
-
optical dating (1)
-
optically stimulated luminescence (11)
-
paleomagnetism (63)
-
Pb/Pb (6)
-
Pb/Th (3)
-
racemization (1)
-
radiation damage (1)
-
Rb/Sr (26)
-
Re/Os (6)
-
sclerochronology (1)
-
Sm/Nd (11)
-
Sr/Sr (2)
-
tephrochronology (9)
-
Th/U (9)
-
thermochronology (21)
-
thermoluminescence (2)
-
tree rings (1)
-
U/Pb (155)
-
U/Th/Pb (6)
-
uranium disequilibrium (7)
-
-
geologic age
-
Anthropocene (2)
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Cenozoic
-
Blancan (3)
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Bronze Age (8)
-
Glenns Ferry Formation (3)
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Iron Age (2)
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middle Cenozoic (1)
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Quaternary
-
Clovis (1)
-
Cordilleran ice sheet (3)
-
Holocene
-
lower Holocene (3)
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Middle Ages (3)
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middle Holocene (2)
-
Neoglacial (2)
-
Neolithic (7)
-
upper Holocene
-
Roman period (11)
-
-
-
Pleistocene
-
Bishop Tuff (1)
-
Illinoian (2)
-
Irvingtonian (2)
-
Key Largo Limestone (1)
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Lake Agassiz (1)
-
Lake Lahontan (1)
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Lake Missoula (3)
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Loveland Loess (1)
-
lower Pleistocene
-
Calabrian (1)
-
Gelasian (1)
-
Waccamaw Formation (1)
-
-
middle Pleistocene (9)
-
Riss (1)
-
Saalian (1)
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upper Pleistocene
-
Devensian
-
upper Devensian (1)
-
-
Ipswichian (1)
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Lake Iroquois (1)
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Neapolitan Yellow Tuff (2)
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Sangamonian (1)
-
Tyrrhenian (1)
-
Weichselian
-
Loch Lomond Stade (1)
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upper Weichselian
-
Allerod (2)
-
Bolling (1)
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Younger Dryas (4)
-
-
-
Wisconsinan
-
upper Wisconsinan (5)
-
-
Wurm (1)
-
-
-
upper Quaternary (12)
-
Zhoukoudian (1)
-
-
Siwalik System (1)
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Stone Age
-
Neolithic (7)
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Paleolithic
-
Acheulian (1)
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Aurignacian (1)
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middle Paleolithic (1)
-
upper Paleolithic (1)
-
-
-
Tertiary
-
Anahuac Formation (1)
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Arikareean (2)
-
Catahoula Formation (2)
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Esna Shale (2)
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Florissant Lake Beds (3)
-
John Day Formation (1)
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lower Tertiary (2)
-
Neogene
-
Bidahochi Formation (2)
-
Capistrano Formation (2)
-
Deschutes Formation (1)
-
Hemphillian (3)
-
Miocene
-
Ash Hollow Formation (2)
-
Barstovian (3)
-
Barstow Formation (1)
-
Calvert Formation (1)
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Clarendonian (3)
-
Columbia River Basalt Group (14)
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Fleming Formation (1)
-
Grande Ronde Basalt (3)
-
Honda Group (1)
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lower Miocene
-
Burdigalian (1)
-
-
middle Miocene
-
Badenian (2)
-
Choptank Formation (1)
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Grund Formation (1)
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Langhian (1)
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Serravallian (3)
-
-
Ngorora Formation (1)
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Saddle Mountains Basalt (2)
-
Saint Marys Formation (1)
-
Surma Group (1)
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upper Miocene
-
Eastover Formation (1)
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Messinian
-
Messinian Salinity Crisis (1)
-
-
Mount Messenger Formation (1)
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Pontian (1)
-
Puente Formation (1)
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Tortonian (6)
-
-
Valentine Formation (1)
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Wanapum Basalt (1)
-
-
Ogallala Formation (2)
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Pliocene
-
Dacian (1)
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Hadar Formation (1)
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lower Pliocene
-
Zanclean (2)
-
-
upper Pliocene
-
Chowan River Formation (1)
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Piacenzian (1)
-
Rexroad Formation (1)
-
-
Yorktown Formation (1)
-
-
upper Neogene (2)
-
-
Paleogene
-
Claron Formation (2)
-
Eocene
-
Avon Park Formation (1)
-
Chuckanut Formation (1)
-
Chumstick Formation (1)
-
Clarno Formation (1)
-
Dammam Formation (1)
-
Green River Formation (2)
-
lower Eocene
-
Aquia Formation (1)
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Wasatchian (3)
-
Willwood Formation (8)
-
Wind River Formation (1)
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Ypresian
-
London Clay (1)
-
-
-
middle Eocene
-
Aycross Formation (1)
-
Bartonian (2)
-
Claiborne Group (1)
-
Lutetian (2)
-
Tyee Formation (1)
-
-
Swauk Formation (2)
-
Uintan (2)
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upper Eocene
-
Moodys Branch Formation (1)
-
Priabonian (2)
-
Yazoo Clay (1)
-
-
-
Kapuni Group (1)
-
lower Paleogene (2)
-
Ocala Group (1)
-
Oligocene
-
Bembridge Marls (1)
-
Boom Clay (2)
-
Brule Formation (1)
-
Creede Formation (1)
-
Fontainebleau Sandstone (4)
-
Frio Formation (1)
-
Glendon Limestone (1)
-
lower Oligocene
-
Rupelian (3)
-
-
middle Oligocene
-
Byram Formation (1)
-
Marianna Limestone (2)
-
-
upper Oligocene
-
Chattian (1)
-
-
Vicksburg Group (2)
-
-
Paleocene
-
lower Paleocene
-
Danian (18)
-
K-T boundary (18)
-
Puercan (2)
-
Torrejonian (1)
-
-
middle Paleocene
-
Selandian (1)
-
-
Nanafalia Formation (1)
-
Ravenscrag Formation (3)
-
Tullock Member (2)
-
upper Paleocene
-
Tiffanian (1)
-
-
-
Paleocene-Eocene Thermal Maximum (7)
-
Refugian (1)
-
Renova Formation (1)
-
Wasatch Formation (2)
-
Wilcox Group (3)
-
-
upper Tertiary (2)
-
-
upper Cenozoic
-
Newer Volcanics (1)
-
Villafranchian (1)
-
-
-
Coal Measures (9)
-
Dalradian (17)
-
Lake Bonneville (3)
-
Laurentide ice sheet (13)
-
Mesozoic
-
Bisbee Group (1)
-
Carrara Marble (1)
-
Condrey Mountain Schist (1)
-
Cretaceous
-
Comanchean
-
Edwards Formation (1)
-
Fredericksburg Group (1)
-
Georgetown Formation (1)
-
Trinity Group (1)
-
Washita Group (1)
-
-
Dakota Formation (2)
-
Lower Cretaceous
-
Albian
-
upper Albian (4)
-
-
Aptian
-
lower Aptian (1)
-
Shuaiba Formation (1)
-
-
Barremian (5)
-
Berriasian (2)
-
Burro Canyon Formation (1)
-
Cadomin Formation (1)
-
Cedar Mountain Formation (4)
-
Cloverly Formation (1)
-
Crato Formation (2)
-
Edwards Formation (1)
-
Fredericksburg Group (1)
-
Georgetown Formation (1)
-
McMurray Formation (6)
-
Mowry Shale (1)
-
Muddy Sandstone (2)
-
Mural Limestone (1)
-
Newcastle Sandstone (1)
-
Trinity Group (1)
-
Wealden (2)
-
-
Lower Greensand (1)
-
Mancos Shale (2)
-
Middle Cretaceous
-
Winton Formation (2)
-
-
Natih Formation (1)
-
Potomac Group (1)
-
Santana Formation (2)
-
Toolebuc Formation (1)
-
Upper Cretaceous
-
Bearpaw Formation (2)
-
Belly River Formation (3)
-
Blackhawk Formation (3)
-
Campanian
-
Dinosaur Park Formation (7)
-
lower Campanian (2)
-
upper Campanian (3)
-
-
Cardium Formation (1)
-
Carlile Shale (1)
-
Cenomanian
-
Dunvegan Formation (2)
-
lower Cenomanian (2)
-
upper Cenomanian (2)
-
-
Coniacian (4)
-
Djadokhta Formation (1)
-
Ferron Sandstone Member (2)
-
Fort Hays Limestone Member (4)
-
Frontier Formation (1)
-
Gulfian
-
Aguja Formation (1)
-
Austin Chalk (1)
-
Austin Group (1)
-
Eagle Ford Formation (3)
-
Woodbine Formation (1)
-
-
Hell Creek Formation (9)
-
Horseshoe Canyon Formation (12)
-
Javelina Formation (3)
-
Judith River Formation (8)
-
Kaiparowits Formation (1)
-
K-T boundary (18)
-
La Luna Formation (1)
-
Lameta Formation (1)
-
Lance Formation (2)
-
Laramie Formation (1)
-
Lewis Shale (1)
-
Maestrichtian
-
lower Maestrichtian (3)
-
upper Maestrichtian (6)
-
-
Maevarano Formation (1)
-
Middendorf Formation (1)
-
Milk River Formation (1)
-
Navesink Formation (1)
-
Niobrara Formation (8)
-
Oldman Formation (6)
-
Pierre Shale (2)
-
Prince Creek Formation (2)
-
Ripley Formation (1)
-
Saint Mary River Formation (3)
-
Santonian (11)
-
Schrader Bluff Formation (1)
-
Senonian (20)
-
Sharon Springs Member (1)
-
Smoky Hill Chalk Member (3)
-
Straight Cliffs Formation (1)
-
Tropic Shale (1)
-
Turonian
-
lower Turonian (4)
-
upper Turonian (2)
-
-
Two Medicine Formation (7)
-
Wahweap Formation (1)
-
-
-
Franciscan Complex (12)
-
Great Valley Sequence (3)
-
Jurassic
-
Arapien Shale (1)
-
Aztec Sandstone (1)
-
Carmel Formation (1)
-
Clarens Formation (1)
-
Coast Range Ophiolite (2)
-
Fernie Formation (2)
-
Ferrar Group (1)
-
Lower Jurassic
-
East Berlin Formation (1)
-
Hettangian (5)
-
lower Liassic (5)
-
Nordegg Member (1)
-
Pliensbachian (4)
-
Portland Formation (1)
-
Sinemurian (2)
-
Toarcian
-
lower Toarcian (3)
-
-
Triassic-Jurassic boundary (3)
-
upper Liassic (4)
-
-
Middle Jurassic
-
Aalenian (2)
-
Bajocian
-
Etive Formation (1)
-
-
Bathonian
-
Great Oolite Group (1)
-
-
Callovian (5)
-
Page Sandstone (1)
-
-
Norphlet Formation (1)
-
Oxford Clay (6)
-
Posidonia Shale (2)
-
Solnhofen Limestone (3)
-
Upper Jurassic
-
Arab Formation (2)
-
Brushy Basin Member (4)
-
Entrada Sandstone (1)
-
Fulmar Formation (2)
-
Galice Formation (1)
-
Josephine Ophiolite (1)
-
Kimmeridge Clay (10)
-
Kimmeridgian
-
upper Kimmeridgian (1)
-
-
Malm (1)
-
Morrison Formation (12)
-
Oxfordian
-
middle Oxfordian (1)
-
-
Portlandian (4)
-
Salt Wash Sandstone Member (1)
-
Sundance Formation (1)
-
Tithonian (8)
-
-
-
Kayenta Formation (1)
-
Kunga Group (1)
-
lower Mesozoic (2)
-
Maiolica Limestone (2)
-
Moenave Formation (2)
-
Murihiku Supergroup (1)
-
Navajo Sandstone (3)
-
Newark Supergroup (6)
-
Nugget Sandstone (1)
-
Triassic
-
Chanares Formation (1)
-
Hallstatt Limestone (1)
-
Lower Triassic
-
Bunter (2)
-
Permian-Triassic boundary (10)
-
Spathian (1)
-
Thaynes Formation (1)
-
-
Middle Triassic
-
Anisian (8)
-
Ladinian (2)
-
Muschelkalk (4)
-
-
Moenkopi Formation (3)
-
Montney Formation (2)
-
Sherwood Sandstone (10)
-
Upper Triassic
-
Carnian
-
Ischigualasto Formation (1)
-
-
Chinle Formation (14)
-
Dockum Group (1)
-
Keuper (2)
-
Mercia Mudstone (5)
-
Molteno Formation (1)
-
Norian (12)
-
Petrified Forest Member (2)
-
Redonda Formation (2)
-
Rhaetian
-
Penarth Group (6)
-
-
Sag River Sandstone (1)
-
Shinarump Member (2)
-
Triassic-Jurassic boundary (3)
-
-
-
upper Mesozoic (1)
-
Vaca Muerta Formation (1)
-
Yanshanian (1)
-
-
MIS 2 (2)
-
MIS 3 (1)
-
MIS 5 (2)
-
MIS 6 (3)
-
MIS 7 (1)
-
Moldanubian (7)
-
Paleozoic
-
Arbuckle Group (1)
-
Berea Sandstone (3)
-
Cambrian
-
Acadian (3)
-
Lancara Formation (1)
-
Lower Cambrian
-
Gog Group (1)
-
Terreneuvian (1)
-
Tommotian (1)
-
-
Middle Cambrian
-
Barrandian (1)
-
Bright Angel Shale (1)
-
Burgess Shale (14)
-
Flathead Sandstone (1)
-
Marjum Formation (3)
-
Metaline Limestone (1)
-
Wheeler Formation (6)
-
-
Pioche Shale (1)
-
Semri Series (1)
-
Tapeats Sandstone (1)
-
Upper Cambrian
-
Copper Ridge Dolomite (1)
-
Eau Claire Formation (1)
-
Furongian (2)
-
Mount Simon Sandstone (3)
-
Potsdam Sandstone (4)
-
Reagan Sandstone (1)
-
Wonewoc Formation (1)
-
-
-
Carboniferous
-
Albert Formation (1)
-
Chilliwack Group (1)
-
Culm (1)
-
Jackfork Group (6)
-
Johns Valley Formation (1)
-
Lower Carboniferous
-
Asbian (6)
-
Dinantian (18)
-
-
Mabou Group (2)
-
Middle Carboniferous (3)
-
Mississippian
-
Barnett Shale (10)
-
Bear Gulch Limestone Member (1)
-
Boone Formation (1)
-
Lower Mississippian
-
Cuyahoga Formation (2)
-
Kinderhookian
-
Banff Formation (1)
-
-
Osagian (1)
-
Pocono Formation (2)
-
Tournaisian (6)
-
-
Middle Mississippian
-
Visean
-
upper Visean (6)
-
-
-
Redwall Limestone (1)
-
Upper Mississippian
-
Chesterian (5)
-
Fayetteville Formation (1)
-
Heath Formation (1)
-
Mauch Chunk Formation (2)
-
Meramecian
-
Saint Louis Limestone (1)
-
-
Serpukhovian (7)
-
-
Windsor Group (3)
-
-
Namurian (9)
-
Pennsylvanian
-
Brazil Formation (1)
-
Conemaugh Group (2)
-
Cumberland Group (1)
-
Lower Pennsylvanian
-
Bashkirian (5)
-
Morrowan (1)
-
-
Middle Pennsylvanian
-
Allegheny Group (2)
-
Atokan
-
Atoka Formation (3)
-
-
Carbondale Formation (1)
-
Desmoinesian
-
Cherokee Group (1)
-
-
Moscovian (5)
-
Staunton Formation (2)
-
-
Monongahela Group (2)
-
Morien Group (1)
-
Pittsburgh Coal (1)
-
Pottsville Group (2)
-
Saginaw Formation (1)
-
Smithwick Shale (1)
-
Strawn Series (1)
-
Upper Pennsylvanian
-
Ames Limestone (1)
-
Glenshaw Formation (1)
-
Gzhelian (3)
-
Kasimovian (4)
-
Missourian
-
Lansing Group (2)
-
Rock Lake Shale Member (1)
-
Stanton Formation (2)
-
-
Virgilian
-
Douglas Group (1)
-
Lawrence Formation (1)
-
Shawnee Group (1)
-
Tonganoxie Sandstone (1)
-
-
-
-
Silesian (2)
-
Upper Carboniferous
-
Millstone Grit (8)
-
Stephanian (2)
-
Westphalian (13)
-
-
-
Catskill Formation (3)
-
Chattanooga Shale (1)
-
Cow Head Group (1)
-
Devonian
-
Beaverhill Lake Group (2)
-
Genesee Group (1)
-
Levis Shale (2)
-
Lower Devonian
-
Coeymans Formation (1)
-
Dittonian (1)
-
Emsian (7)
-
Gedinnian (1)
-
Littleton Formation (1)
-
Lochkovian (7)
-
Manlius Formation (4)
-
Oriskany Sandstone (1)
-
Pragian (3)
-
Shap Granite (2)
-
Siegenian (1)
-
-
Middle Devonian
-
Dundee Limestone (2)
-
Eifelian (6)
-
Elk Point Group (2)
-
Givetian (9)
-
Hamilton Group (3)
-
Jeffersonville Limestone (2)
-
Mahantango Formation (2)
-
Marcellus Shale (9)
-
Onondaga Limestone (4)
-
Prairie Evaporite (4)
-
-
Millboro Shale (2)
-
Old Red Sandstone (18)
-
Ramparts Formation (1)
-
Slave Point Formation (1)
-
Swan Hills Formation (1)
-
Thirtyone Formation (1)
-
Upper Devonian
-
Brallier Shale (2)
-
Chemung Formation (1)
-
Famennian
-
lower Famennian (1)
-
Wabamun Group (1)
-
-
Frasnian
-
upper Frasnian (2)
-
-
Hampshire Formation (1)
-
Jefferson Group (1)
-
Kellwasser event (1)
-
Palliser Formation (1)
-
-
Upper Old Red Sandstone (1)
-
Waterways Formation (1)
-
-
Downtonian (1)
-
Dunkard Group (2)
-
Earn Group (1)
-
Ellis Bay Formation (2)
-
Exshaw Formation (1)
-
Hartland Formation (1)
-
Helderberg Group (5)
-
Horton Group (1)
-
Hunton Group (3)
-
Itarare Subgroup (1)
-
Keyser Limestone (2)
-
Knox Group (2)
-
lower Paleozoic
-
Cape Phillips Formation (2)
-
Conococheague Formation (1)
-
Penobscot Formation (1)
-
Rose Run Sandstone (1)
-
Wilmington Complex (1)
-
-
Maroon Formation (1)
-
middle Paleozoic
-
Hillabee Chlorite Schist (1)
-
-
New Albany Shale (3)
-
Ordovician
-
Chickamauga Group (1)
-
Lexington Limestone (1)
-
Lower Ordovician
-
Arenigian (4)
-
Beekmantown Group (5)
-
Ellenburger Group (5)
-
Floian (1)
-
Ibexian (1)
-
Kindblade Formation (1)
-
Tremadocian (7)
-
-
Martinsburg Formation (1)
-
Meguma Group (1)
-
Middle Ordovician
-
Ammonoosuc Volcanics (1)
-
Black River Group (2)
-
Bromide Formation (2)
-
Champlainian (1)
-
Chazy Group (2)
-
Chazyan (2)
-
Dapingian (2)
-
Darriwilian (13)
-
Galena Dolomite (1)
-
Llandeilian (1)
-
Llanvirnian (1)
-
Millbrig Bentonite Bed (1)
-
Normanskill Formation (1)
-
Platteville Formation (2)
-
Saint Peter Sandstone (1)
-
Simpson Group (2)
-
Table Head Group (2)
-
Whiterockian (1)
-
-
Montoya Group (1)
-
Skiddaw Slates (4)
-
Trenton Group (7)
-
Upper Ordovician
-
Ashgillian (6)
-
Caradocian
-
Borrowdale Volcanic Group (2)
-
-
Cincinnatian
-
Maysvillian (2)
-
-
Edenian (1)
-
Fairview Formation (3)
-
Fernvale Formation (2)
-
Hirnantian (10)
-
Juniata Formation (1)
-
Katian (14)
-
Kope Formation (5)
-
Lorraine Group (2)
-
Maquoketa Formation (1)
-
Mohawkian (1)
-
Queenston Shale (3)
-
Red River Formation (3)
-
Sandbian (7)
-
Trentonian (3)
-
Yeoman Formation (2)
-
-
Utica Shale (2)
-
Valmy Formation (1)
-
Viola Limestone (3)
-
Womble Shale (1)
-
-
Permian
-
Blaine Formation (1)
-
Coconino Sandstone (2)
-
Ecca Group (1)
-
Guadalupian
-
Brushy Canyon Formation (3)
-
Capitanian (3)
-
Cherry Canyon Formation (1)
-
Grayburg Formation (1)
-
Queen Formation (1)
-
Roadian (3)
-
Tansill Formation (1)
-
Wordian (1)
-
-
Irati Formation (1)
-
Kaibab Formation (1)
-
Lower Permian
-
Cherry Canyon Formation (1)
-
Cisuralian
-
Artinskian (4)
-
Asselian (3)
-
Kungurian (5)
-
Sakmarian (2)
-
-
Leonardian
-
Clear Fork Group (2)
-
-
Wolfcampian (4)
-
-
Lyons Sandstone (2)
-
Middle Permian (8)
-
Passa Dois Group (1)
-
Phosphoria Formation (1)
-
Rio Bonito Formation (1)
-
Rotliegendes (3)
-
Toroweap Formation (1)
-
Unayzah Formation (1)
-
Upper Permian
-
Cadeby Formation (3)
-
Lopingian
-
Changhsingian (2)
-
Wuchiapingian (2)
-
-
Permian-Triassic boundary (10)
-
Rio do Rasto Formation (1)
-
Zechstein (2)
-
-
-
Pilot Shale (1)
-
Shawangunk Formation (1)
-
Silurian
-
Lockport Formation (3)
-
Lower Silurian
-
Brassfield Formation (1)
-
Llandovery
-
Rhuddanian (1)
-
Telychian (3)
-
-
Tuscarora Formation (1)
-
Wenlock
-
Homerian (3)
-
Much Wenlock Limestone (2)
-
Sheinwoodian (1)
-
-
Whirlpool Sandstone (2)
-
-
Middle Silurian
-
Clinton Group (2)
-
McKenzie Formation (1)
-
Rochester Formation (2)
-
Waldron Shale (2)
-
-
Niagaran (6)
-
Upper Silurian
-
Bloomsburg Formation (1)
-
Cayugan
-
Tonoloway Limestone (2)
-
-
Ludlow
-
Gorstian (1)
-
Ludfordian (2)
-
-
Pridoli (6)
-
Salina Group (3)
-
-
-
Talladega Group (2)
-
upper Paleozoic
-
Antrim Shale (1)
-
Kiaman Superchron (1)
-
Pictou Group (1)
-
Tubarao Group (1)
-
Tunguska Series (1)
-
-
Wissahickon Formation (1)
-
Woodford Shale (13)
-
-
Phanerozoic (11)
-
Precambrian
-
Archean
-
Fig Tree Group (1)
-
Gilman Formation (1)
-
Iron Ore Group (1)
-
Mesoarchean (6)
-
Neoarchean (10)
-
Paleoarchean (2)
-
Peninsular Gneiss (1)
-
Singhbhum Granite (1)
-
Timiskaming Group (1)
-
-
Baltimore Gneiss (1)
-
Catoctin Formation (1)
-
Hadean (1)
-
Kisseynew Complex (1)
-
Lewisian Complex (4)
-
Minas Supergroup (1)
-
Pongola Supergroup (2)
-
Prichard Formation (1)
-
Purcell System (1)
-
Stillwater Complex (2)
-
Transvaal Supergroup (6)
-
Uinta Mountain Group (1)
-
upper Precambrian
-
Proterozoic
-
Algonkian
-
Baraboo Quartzite (5)
-
-
Bambui Group (1)
-
Isan Orogeny (2)
-
Keweenawan
-
Copper Harbor Conglomerate (1)
-
-
Lewisian (1)
-
Mesoproterozoic
-
Belt Supergroup (4)
-
Freda Sandstone (1)
-
Gawler Range Volcanics (1)
-
Roper Group (2)
-
-
Miette Group (1)
-
Neoproterozoic
-
Cryogenian (1)
-
Dengying Formation (3)
-
Ediacaran
-
Wonoka Formation (1)
-
-
Marinoan (1)
-
Moine Supergroup (2)
-
Tonian (1)
-
Torridonian (1)
-
Vendian (9)
-
-
Oronto Group (1)
-
Paleoproterozoic
-
Birimian (1)
-
Rustenburg Layered Suite (2)
-
Wollaston Group (1)
-
-
Pretoria Group (2)
-
Roan Supergroup (1)
-
Sinian
-
Dengying Formation (3)
-
-
Windermere System (2)
-
-
-
Waterberg System (1)
-
-
Rhenohercynian (1)
-
Vindhyan (3)
-
-
igneous rocks
-
extrusive rocks (1)
-
igneous rocks
-
carbonatites (7)
-
feldspathoid rocks (3)
-
granophyre (5)
-
kamafugite (1)
-
kimberlite (6)
-
picrite (2)
-
plutonic rocks
-
anorthosite (7)
-
appinite (1)
-
diabase (12)
-
diorites
-
microdiorite (1)
-
plagiogranite (1)
-
tonalite (5)
-
trondhjemite (5)
-
-
gabbros
-
norite (2)
-
troctolite (1)
-
-
granites
-
aplite (2)
-
A-type granites (3)
-
biotite granite (2)
-
charnockite (8)
-
granite porphyry (1)
-
I-type granites (2)
-
leucogranite (6)
-
microgranite (1)
-
monzogranite (1)
-
S-type granites (5)
-
two-mica granite (2)
-
-
granodiorites (11)
-
ijolite (2)
-
lamprophyres
-
camptonite (1)
-
monchiquite (1)
-
-
monzodiorite (1)
-
monzonites (2)
-
pegmatite (36)
-
quartz monzonite (1)
-
syenites
-
albitite (2)
-
nepheline syenite
-
agpaite (1)
-
foyaite (1)
-
miaskite (1)
-
-
quartz syenite (1)
-
shonkinite (3)
-
-
ultramafics
-
chromitite (4)
-
peridotites
-
dunite (9)
-
garnet lherzolite (1)
-
garnet peridotite (1)
-
harzburgite (3)
-
lherzolite (3)
-
spinel lherzolite (1)
-
spinel peridotite (1)
-
-
pyroxenite
-
clinopyroxenite (2)
-
garnet pyroxenite (1)
-
websterite (1)
-
-
-
-
porphyry
-
vitrophyre (1)
-
-
volcanic rocks
-
adakites (1)
-
andesites (16)
-
basalts
-
alkali basalts
-
alkali olivine basalt (1)
-
hawaiite (1)
-
spilite (1)
-
trachybasalts (1)
-
-
columnar basalt (1)
-
flood basalts (18)
-
mid-ocean ridge basalts (6)
-
olivine basalt (1)
-
tholeiite (8)
-
tholeiitic basalt (2)
-
trap rocks (3)
-
-
basanite (3)
-
dacites (4)
-
glasses
-
obsidian (6)
-
volcanic glass (6)
-
-
komatiite (3)
-
latite (1)
-
nephelinite (1)
-
phonolites (1)
-
pyroclastics
-
ash-flow tuff (1)
-
ignimbrite (18)
-
pumice (8)
-
scoria (6)
-
tuff (29)
-
welded tuff (2)
-
-
rhyodacites (3)
-
rhyolites (25)
-
tephrite (1)
-
trachyandesites (1)
-
vitrophyre (1)
-
-
-
ophiolite (35)
-
volcanic ash (9)
-
wehrlite (3)
-
-
metamorphic rocks
-
K-bentonite (3)
-
metamorphic rocks
-
amphibolites (9)
-
cataclasites (7)
-
eclogite (9)
-
fulgurite (1)
-
gneisses
-
augen gneiss (1)
-
banded gneiss (1)
-
granite gneiss (4)
-
orthogneiss (5)
-
paragneiss (5)
-
tonalite gneiss (1)
-
-
granulites (15)
-
hornfels (1)
-
impactites
-
impact breccia
-
suevite (3)
-
-
-
jadeitite (2)
-
marbles
-
ophicalcite (1)
-
-
metacarbonate rocks (1)
-
metaigneous rocks
-
metabasalt (4)
-
metadacite (1)
-
metagabbro (4)
-
serpentinite (13)
-
-
metaplutonic rocks (1)
-
metasedimentary rocks
-
khondalite (1)
-
metagraywacke (1)
-
metapelite (8)
-
metasandstone (2)
-
paragneiss (5)
-
-
metasomatic rocks
-
fenite (1)
-
greisen (1)
-
serpentinite (13)
-
skarn (13)
-
-
metavolcanic rocks (8)
-
migmatites (17)
-
mylonites
-
pseudotachylite (7)
-
ultramylonite (1)
-
-
phyllites (5)
-
quartzites (16)
-
schists
-
blueschist (6)
-
chlorite schist (2)
-
greenstone (5)
-
-
slates (8)
-
-
ophiolite (35)
-
turbidite (28)
-
-
meteorites
-
meteorites
-
iron meteorites
-
octahedrite
-
Henbury Meteorite (1)
-
-
-
micrometeorites (2)
-
stony meteorites
-
achondrites
-
angrite
-
D'Orbigny Meteorite (1)
-
-
Martian meteorites
-
SNC Meteorites
-
nakhlite
-
Nakhla Meteorite (1)
-
-
-
-
-
chondrites
-
carbonaceous chondrites
-
CV chondrites
-
Allende Meteorite (1)
-
-
-
enstatite chondrites (1)
-
ordinary chondrites
-
H chondrites
-
Tieschitz Meteorite (1)
-
-
L chondrites (4)
-
-
-
-
-
-
minerals
-
alabaster (1)
-
alloys
-
carbides
-
cohenite (1)
-
moissanite (1)
-
-
phosphides (2)
-
silicides (1)
-
-
amosite (1)
-
antimonides (1)
-
arsenates (18)
-
arsenides
-
arsenopyrite (3)
-
cobaltite (1)
-
lollingite (1)
-
maucherite (1)
-
skutterudite (1)
-
sperrylite (1)
-
-
arsenites (2)
-
borates
-
ludwigite (1)
-
-
carbonates
-
ankerite (1)
-
aragonite (12)
-
azurite (1)
-
bastnaesite (5)
-
calcite (43)
-
cancrinite (2)
-
cerussite (1)
-
dolomite (17)
-
hydromagnesite (1)
-
ikaite (1)
-
malachite (2)
-
parisite (1)
-
rhodochrosite (1)
-
siderite (5)
-
smithsonite (1)
-
sphaerosiderite (1)
-
spurrite (2)
-
synchysite (2)
-
thaumasite (1)
-
vaterite (1)
-
-
copper minerals (1)
-
halides
-
bromides (1)
-
chlorides
-
atacamite (1)
-
eudialyte (1)
-
halite (5)
-
paratacamite (1)
-
-
fluorides
-
bastnaesite (5)
-
fluorite (4)
-
humite (1)
-
neighborite (1)
-
parisite (1)
-
synchysite (2)
-
topaz (2)
-
triplite (1)
-
-
-
hydrates (5)
-
iron minerals (1)
-
K-bentonite (3)
-
manganese minerals (1)
-
minerals (19)
-
molybdates (3)
-
native elements
-
diamond
-
microdiamond (1)
-
-
graphite (7)
-
lonsdaleite (1)
-
-
nitrates (3)
-
onyx (1)
-
organic minerals
-
amber (2)
-
-
oxalates
-
weddellite (2)
-
whewellite (2)
-
-
oxides
-
aluminum oxides (1)
-
armalcolite (1)
-
baddeleyite (1)
-
bixbyite (1)
-
brucite (1)
-
cassiterite (2)
-
chrome spinel (3)
-
chromite (2)
-
corundum (1)
-
diaspore (1)
-
ferropseudobrookite (1)
-
goethite (4)
-
hematite (6)
-
hercynite (1)
-
hydroxides
-
iron hydroxides (4)
-
-
ilmenite (4)
-
iron oxides (18)
-
maghemite (1)
-
magnesium oxides (1)
-
magnetite (9)
-
niobates
-
aeschynite (1)
-
columbite (5)
-
euxenite (1)
-
ixiolite (2)
-
loparite (1)
-
pyrochlore (2)
-
samarskite (1)
-
tapiolite (1)
-
-
perovskite (3)
-
rutile (6)
-
sapphire (2)
-
spinel (4)
-
spinel group (3)
-
tantalates
-
euxenite (1)
-
ixiolite (2)
-
microlite (1)
-
tantalite (5)
-
wodginite (2)
-
-
titanium oxides (3)
-
titanomagnetite (1)
-
ulvospinel (1)
-
zirconolite (2)
-
-
phosphates
-
apatite (31)
-
britholite (1)
-
cacoxenite (1)
-
florencite (1)
-
fluorapatite (3)
-
francolite (1)
-
merrillite (2)
-
monazite (11)
-
rockbridgeite (2)
-
triplite (1)
-
whitlockite (2)
-
xenotime (3)
-
-
platinum minerals (2)
-
selenates (1)
-
selenides (4)
-
silicates
-
aluminosilicates (2)
-
asbestos (13)
-
borosilicates (4)
-
chain silicates
-
aenigmatite group
-
sapphirine (2)
-
-
amphibole group
-
clinoamphibole
-
actinolite (1)
-
hornblende (5)
-
kaersutite (2)
-
pargasite (1)
-
richterite (1)
-
tremolite (3)
-
-
-
jade (2)
-
prehnite (3)
-
pyroxene group
-
clinopyroxene
-
aegirine (1)
-
augite (2)
-
diopside (4)
-
hedenbergite (2)
-
jadeite (2)
-
johannsenite (1)
-
pigeonite (1)
-
spodumene (3)
-
-
orthopyroxene
-
enstatite (1)
-
hypersthene (1)
-
protoenstatite (1)
-
-
-
tobermorite (2)
-
wollastonite group
-
wollastonite (4)
-
-
-
feldspathoids (1)
-
framework silicates
-
cancrinite (2)
-
feldspar group
-
alkali feldspar
-
adularia (2)
-
amazonite (1)
-
hyalophane (1)
-
K-feldspar (10)
-
microcline (2)
-
orthoclase (1)
-
perthite (2)
-
sanidine (7)
-
-
barium feldspar
-
hyalophane (1)
-
-
plagioclase
-
albite (5)
-
anorthite (2)
-
-
-
leucite (1)
-
nepheline group
-
nepheline (5)
-
-
scapolite group
-
scapolite (1)
-
-
silica minerals
-
agate (2)
-
amethyst (1)
-
carnelian (1)
-
chalcedony (5)
-
chrysoprase (1)
-
coesite (2)
-
jasper (1)
-
moganite (3)
-
opal
-
opal-A (3)
-
opal-CT (3)
-
-
quartz
-
smoky quartz (1)
-
-
-
sodalite group
-
helvite (1)
-
nosean (1)
-
-
zeolite group
-
chabazite (4)
-
clinoptilolite (1)
-
edingtonite (1)
-
erionite (1)
-
ferrierite (1)
-
garronite (2)
-
gmelinite (2)
-
heulandite (1)
-
laumontite (1)
-
mesolite (1)
-
mordenite (4)
-
natrolite (1)
-
phillipsite (5)
-
pollucite (2)
-
roggianite (1)
-
scolecite (1)
-
thomsonite (2)
-
wairakite (1)
-
yugawaralite (1)
-
-
-
orthosilicates
-
nesosilicates
-
britholite group
-
britholite (1)
-
-
datolite group
-
gadolinite (1)
-
-
dumortierite (2)
-
ellenbergerite (1)
-
garnet group
-
almandine (1)
-
andradite (5)
-
grossular (3)
-
hydrogarnet
-
hydrogrossular (2)
-
-
majorite (1)
-
melanite (1)
-
pyrope (1)
-
schorlomite (2)
-
spessartine (1)
-
-
humite (1)
-
larnite (1)
-
merwinite (1)
-
olivine group
-
fayalite (1)
-
forsterite (1)
-
kirschsteinite (1)
-
olivine (8)
-
peridot (1)
-
-
sillimanite (1)
-
spurrite (2)
-
thaumasite (1)
-
titanite group
-
titanite (6)
-
-
topaz (2)
-
zircon group
-
coffinite (1)
-
thorite (2)
-
zircon (130)
-
-
-
sorosilicates
-
bertrandite (2)
-
chevkinite group
-
perrierite (1)
-
-
epidote group
-
clinozoisite (1)
-
epidote (1)
-
piemontite (1)
-
-
ilvaite (1)
-
lawsonite (1)
-
melilite group
-
akermanite (1)
-
gehlenite (1)
-
-
pumpellyite group
-
pumpellyite (1)
-
-
vesuvianite (1)
-
-
-
ring silicates
-
aquamarine (3)
-
beryl (8)
-
cordierite (3)
-
emerald (3)
-
eudialyte (1)
-
labuntsovite (1)
-
milarite group
-
milarite (1)
-
osumilite (1)
-
-
tourmaline group
-
dravite (4)
-
elbaite (2)
-
foitite (1)
-
schorl (3)
-
-
-
sheet silicates
-
chlorite group
-
chlorite (12)
-
cookeite (1)
-
-
clay minerals
-
allophane (1)
-
beidellite (1)
-
chrysocolla (1)
-
dickite (1)
-
halloysite (1)
-
hectorite (1)
-
kaolinite (16)
-
montmorillonite (5)
-
nontronite (2)
-
saponite (2)
-
smectite (31)
-
stevensite (1)
-
-
illite (33)
-
mica group
-
annite (1)
-
biotite (7)
-
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IPOD
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Upper Cretaceous
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Franciscan Complex (12)
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Middle Triassic
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Upper Triassic
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Chinle Formation (14)
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Sag River Sandstone (1)
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upper Mesozoic (1)
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Be-10 (23)
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Sr-87/Sr-86 (38)
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aluminum
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Re-187/Os-188 (1)
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meteorology (1)
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North America
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Ocean Drilling Program
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Leg 113
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ODP Site 689 (1)
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Leg 115
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ODP Site 711 (1)
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Leg 119
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Leg 120
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Leg 122
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Leg 143
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ODP Site 865 (1)
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Leg 149
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ODP Site 897 (1)
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Leg 150
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ODP Site 902 (1)
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Leg 165
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ODP Site 1002 (1)
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Leg 171B
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ODP Site 1051 (1)
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Leg 174A
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ODP Site 1073 (1)
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Leg 181
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ODP Site 1119 (1)
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Leg 199
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ODP Site 1218 (1)
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Leg 207
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ODP Site 1258 (1)
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Leg 208
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ODP Site 1262 (3)
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ODP Site 801 (1)
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ocean floors (16)
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Paleozoic
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Wonewoc Formation (1)
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Carboniferous
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Albert Formation (1)
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Lower Carboniferous
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Asbian (6)
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Mabou Group (2)
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Barnett Shale (10)
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Lower Mississippian
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Kinderhookian
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Osagian (1)
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Tournaisian (6)
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Middle Mississippian
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Visean
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upper Visean (6)
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Redwall Limestone (1)
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Upper Mississippian
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Chesterian (5)
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Fayetteville Formation (1)
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Mauch Chunk Formation (2)
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Meramecian
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Saint Louis Limestone (1)
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Serpukhovian (7)
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Windsor Group (3)
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Namurian (9)
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Pennsylvanian
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Lower Pennsylvanian
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Middle Pennsylvanian
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Atokan
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Atoka Formation (3)
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Carbondale Formation (1)
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Desmoinesian
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Moscovian (5)
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Monongahela Group (2)
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Upper Pennsylvanian
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Missourian
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Rock Lake Shale Member (1)
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Virgilian
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Tonganoxie Sandstone (1)
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-
-
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Silesian (2)
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Upper Carboniferous
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Millstone Grit (8)
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Stephanian (2)
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-
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Catskill Formation (3)
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Chattanooga Shale (1)
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Devonian
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Lower Devonian
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Coeymans Formation (1)
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Middle Devonian
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Dundee Limestone (2)
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Mahantango Formation (2)
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Marcellus Shale (9)
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Prairie Evaporite (4)
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Millboro Shale (2)
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Old Red Sandstone (18)
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Upper Devonian
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Brallier Shale (2)
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Chemung Formation (1)
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Famennian
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lower Famennian (1)
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Wabamun Group (1)
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Frasnian
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upper Frasnian (2)
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Kellwasser event (1)
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Palliser Formation (1)
-
-
Upper Old Red Sandstone (1)
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Waterways Formation (1)
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Downtonian (1)
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Hartland Formation (1)
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Itarare Subgroup (1)
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Knox Group (2)
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lower Paleozoic
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Cape Phillips Formation (2)
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Conococheague Formation (1)
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Penobscot Formation (1)
-
Rose Run Sandstone (1)
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Wilmington Complex (1)
-
-
Maroon Formation (1)
-
middle Paleozoic
-
Hillabee Chlorite Schist (1)
-
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New Albany Shale (3)
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Ordovician
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Lower Ordovician
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Kindblade Formation (1)
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Martinsburg Formation (1)
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Middle Ordovician
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Bromide Formation (2)
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Champlainian (1)
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Galena Dolomite (1)
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Platteville Formation (2)
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Saint Peter Sandstone (1)
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Simpson Group (2)
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Table Head Group (2)
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Whiterockian (1)
-
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Montoya Group (1)
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Skiddaw Slates (4)
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Upper Ordovician
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Ashgillian (6)
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Caradocian
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Borrowdale Volcanic Group (2)
-
-
Cincinnatian
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Maysvillian (2)
-
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Edenian (1)
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Fairview Formation (3)
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Fernvale Formation (2)
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Hirnantian (10)
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Juniata Formation (1)
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Katian (14)
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Kope Formation (5)
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Lorraine Group (2)
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Maquoketa Formation (1)
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Mohawkian (1)
-
Queenston Shale (3)
-
Red River Formation (3)
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Sandbian (7)
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Trentonian (3)
-
Yeoman Formation (2)
-
-
Utica Shale (2)
-
Valmy Formation (1)
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Viola Limestone (3)
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Womble Shale (1)
-
-
Permian
-
Blaine Formation (1)
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Coconino Sandstone (2)
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Ecca Group (1)
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Guadalupian
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Brushy Canyon Formation (3)
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Capitanian (3)
-
Cherry Canyon Formation (1)
-
Grayburg Formation (1)
-
Queen Formation (1)
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Roadian (3)
-
Tansill Formation (1)
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Wordian (1)
-
-
Irati Formation (1)
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Kaibab Formation (1)
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Lower Permian
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Cherry Canyon Formation (1)
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Cisuralian
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Artinskian (4)
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Asselian (3)
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Kungurian (5)
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Sakmarian (2)
-
-
Leonardian
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Clear Fork Group (2)
-
-
Wolfcampian (4)
-
-
Lyons Sandstone (2)
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Middle Permian (8)
-
Passa Dois Group (1)
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Phosphoria Formation (1)
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Rio Bonito Formation (1)
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Rotliegendes (3)
-
Toroweap Formation (1)
-
Unayzah Formation (1)
-
Upper Permian
-
Cadeby Formation (3)
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Lopingian
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Changhsingian (2)
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Wuchiapingian (2)
-
-
Permian-Triassic boundary (10)
-
Rio do Rasto Formation (1)
-
Zechstein (2)
-
-
-
Pilot Shale (1)
-
Shawangunk Formation (1)
-
Silurian
-
Lockport Formation (3)
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Lower Silurian
-
Brassfield Formation (1)
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Llandovery
-
Rhuddanian (1)
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Telychian (3)
-
-
Tuscarora Formation (1)
-
Wenlock
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Homerian (3)
-
Much Wenlock Limestone (2)
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Sheinwoodian (1)
-
-
Whirlpool Sandstone (2)
-
-
Middle Silurian
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Clinton Group (2)
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McKenzie Formation (1)
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Rochester Formation (2)
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Waldron Shale (2)
-
-
Niagaran (6)
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Upper Silurian
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Bloomsburg Formation (1)
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Cayugan
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Tonoloway Limestone (2)
-
-
Ludlow
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Gorstian (1)
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Ludfordian (2)
-
-
Pridoli (6)
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Salina Group (3)
-
-
-
Talladega Group (2)
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upper Paleozoic
-
Antrim Shale (1)
-
Kiaman Superchron (1)
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Pictou Group (1)
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Tubarao Group (1)
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Tunguska Series (1)
-
-
Wissahickon Formation (1)
-
Woodford Shale (13)
-
-
palynology (2)
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palynomorphs
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acritarchs (14)
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Dinoflagellata (19)
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megaspores (1)
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miospores
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Classopollis (1)
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pollen (35)
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-
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paragenesis (31)
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permafrost (9)
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petroleum
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coalbed methane (3)
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shale gas (9)
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shale oil (6)
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petrology (53)
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Phanerozoic (11)
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phase equilibria (16)
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phosphate deposits (1)
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phosphorus (5)
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placers
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beach placers (1)
-
-
Plantae
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algae
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Chlorophyta
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Charophyta (1)
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Tasmanites (1)
-
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Coccolithophoraceae
-
Coccolithus (1)
-
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diatoms (7)
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nannofossils
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Sphenolithus (1)
-
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Rhodophyta
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Corallinaceae (1)
-
-
-
Pteridophyta
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Filicopsida
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Archaeopteris (1)
-
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Lycopsida
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Lepidodendron (1)
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Sigillaria (1)
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Stigmaria (1)
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Psilopsida (1)
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Sphenopsida
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Equisetales
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Calamites (2)
-
-
-
-
Spermatophyta
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Angiospermae
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Dicotyledoneae
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Artemisia (1)
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Myrtaceae
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Eucalyptus (1)
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Nothofagus (2)
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Rosidae (1)
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Monocotyledoneae
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Gramineae (1)
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Palmae (1)
-
-
-
Gymnospermae
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Coniferales
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Cupressaceae (1)
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Taxodium (1)
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Cordaitales
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Cordaites (1)
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Dadoxylon (1)
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Ginkgoales (1)
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Glossopteridales
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Glossopteris
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Glossopteris flora (1)
-
-
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Pteridospermae (3)
-
-
-
-
plate tectonics (140)
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pollution (71)
-
Precambrian
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Archean
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Fig Tree Group (1)
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Gilman Formation (1)
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Iron Ore Group (1)
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Mesoarchean (6)
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Neoarchean (10)
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Paleoarchean (2)
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Peninsular Gneiss (1)
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Singhbhum Granite (1)
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Timiskaming Group (1)
-
-
Baltimore Gneiss (1)
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Catoctin Formation (1)
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Hadean (1)
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Kisseynew Complex (1)
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Lewisian Complex (4)
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Minas Supergroup (1)
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Pongola Supergroup (2)
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Prichard Formation (1)
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Purcell System (1)
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Stillwater Complex (2)
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Transvaal Supergroup (6)
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Uinta Mountain Group (1)
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upper Precambrian
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Proterozoic
-
Algonkian
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Baraboo Quartzite (5)
-
-
Bambui Group (1)
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Isan Orogeny (2)
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Keweenawan
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Copper Harbor Conglomerate (1)
-
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Lewisian (1)
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Mesoproterozoic
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Belt Supergroup (4)
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Freda Sandstone (1)
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Gawler Range Volcanics (1)
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Roper Group (2)
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-
Miette Group (1)
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Neoproterozoic
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Cryogenian (1)
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Dengying Formation (3)
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Ediacaran
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Wonoka Formation (1)
-
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Marinoan (1)
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Moine Supergroup (2)
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Tonian (1)
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Torridonian (1)
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Vendian (9)
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Oronto Group (1)
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Paleoproterozoic
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Birimian (1)
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Rustenburg Layered Suite (2)
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Wollaston Group (1)
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Pretoria Group (2)
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Roan Supergroup (1)
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Sinian
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Dengying Formation (3)
-
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Windermere System (2)
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-
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Waterberg System (1)
-
-
problematic fossils
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problematic microfossils
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Bolboforma (1)
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Pterobranchia (7)
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reclamation (13)
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reefs (30)
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roads (23)
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chert
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Humboldt County Nevada
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Getchell Mine (1)
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Winnemucca Nevada (1)
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Lander County Nevada (1)
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Lincoln County Nevada (3)
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Lyon County Nevada
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Yerington Nevada (1)
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Mineral County Nevada (1)
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Nevada Test Site (9)
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Nye County Nevada
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Rainier Mesa (1)
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Roberts Mountains Allochthon (1)
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Washoe County Nevada
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Reno Nevada (1)
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New England (13)
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New Hampshire
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Grafton County New Hampshire (2)
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Hillsborough County New Hampshire (1)
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Merrimack County New Hampshire (1)
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New Jersey
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Burlington County New Jersey (1)
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Mercer County New Jersey
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Trenton New Jersey (1)
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New Jersey Highlands (1)
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Sussex County New Jersey (1)
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Warren County New Jersey (2)
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New Madrid region (6)
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New Mexico
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Guadalupe County New Mexico (1)
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Jemez Lineament (1)
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Jemez Mountains (1)
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Quay County New Mexico (1)
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Rio Arriba County New Mexico
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Ghost Ranch (1)
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San Juan County New Mexico (1)
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Socorro County New Mexico
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Socorro New Mexico (1)
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Torrance County New Mexico (1)
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Valencia County New Mexico (1)
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Valles Caldera (1)
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Zuni Mountains (1)
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New York
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Adirondack Mountains (3)
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Albany County New York
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Albany New York (1)
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Catskill Mountains (1)
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Cayuga County New York (1)
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Clinton County New York (1)
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Erie County New York (2)
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Essex County New York (1)
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Finger Lakes
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Cayuga Lake (3)
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Herkimer County New York (1)
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Monroe County New York
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Rochester New York (1)
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Montgomery County New York (1)
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New York City New York (2)
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Niagara County New York (2)
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Oneida County New York (2)
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Onondaga County New York (1)
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Orange County New York (1)
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Orleans County New York (1)
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Saint Lawrence County New York (1)
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Saratoga County New York (1)
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Schoharie County New York (1)
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Seneca County New York (1)
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Tompkins County New York (1)
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Ulster County New York (1)
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Washington County New York (2)
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Yates County New York (1)
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Newark Basin (1)
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North Carolina
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Beaufort County North Carolina
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Lee Creek Mine (3)
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Carteret County North Carolina (1)
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Chatham County North Carolina (2)
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Davidson County North Carolina (1)
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Macon County North Carolina (1)
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Mecklenburg County North Carolina
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Charlotte North Carolina (1)
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New Hanover County North Carolina
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Wilmington North Carolina (1)
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Rowan County North Carolina (1)
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North Dakota
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Burleigh County North Dakota (1)
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Cass County North Dakota (1)
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Slope County North Dakota (2)
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Ohio
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Ashtabula County Ohio (1)
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Clermont County Ohio (2)
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Columbiana County Ohio (1)
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Greene County Ohio (1)
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Hamilton County Ohio
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Cincinnati Ohio (2)
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Highland County Ohio (1)
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Jefferson County Ohio (1)
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Lucas County Ohio
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Toledo Ohio (1)
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Mahoning County Ohio (1)
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Mercer County Ohio (1)
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Montgomery County Ohio (2)
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Ohio River (2)
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Ohio River valley (3)
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Oklahoma
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Arbuckle Mountains (7)
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Blaine County Oklahoma (1)
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Canadian County Oklahoma (1)
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Carter County Oklahoma (5)
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Cherokee County Oklahoma (1)
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Cimarron County Oklahoma (1)
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Coal County Oklahoma (1)
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Craig County Oklahoma (1)
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Garvin County Oklahoma (1)
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Johnston County Oklahoma (2)
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Kingfisher County Oklahoma (1)
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Lincoln County Oklahoma (1)
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Logan County Oklahoma (1)
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Murray County Oklahoma (5)
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Oklahoma Panhandle (1)
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Payne County Oklahoma (1)
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Pontotoc County Oklahoma (6)
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Pottawatomie County Oklahoma (2)
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Washington County Oklahoma (1)
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Oregon
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Clatsop County Oregon (1)
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Columbia County Oregon (1)
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Coos County Oregon
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Coos Bay (1)
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Crook County Oregon (1)
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Deschutes County Oregon
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Newberry Volcano (1)
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Grant County Oregon (3)
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Hood River County Oregon (1)
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Jefferson County Oregon (1)
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Klamath County Oregon
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Mount Mazama (2)
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Lake County Oregon (1)
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Lane County Oregon (3)
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Malheur County Oregon (1)
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Morrow County Oregon (1)
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Multnomah County Oregon (1)
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Polk County Oregon (1)
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Umatilla County Oregon (2)
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Wallowa County Oregon (2)
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Wallowa Mountains (2)
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Wheeler County Oregon (2)
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Willamette River (1)
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Willamette Valley (3)
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Ouachita Belt (1)
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Ouachita Mountains (3)
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Ozark Mountains (4)
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Paradox Basin (1)
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Pennsylvania
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Adams County Pennsylvania (1)
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Allegheny County Pennsylvania
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Pittsburgh Pennsylvania (1)
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Berks County Pennsylvania (1)
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Blair County Pennsylvania (2)
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Cambria County Pennsylvania (2)
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Centre County Pennsylvania (1)
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Chester County Pennsylvania (2)
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Clinton County Pennsylvania (1)
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Crawford County Pennsylvania (1)
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Erie County Pennsylvania (1)
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Huntingdon County Pennsylvania (1)
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Lancaster County Pennsylvania (3)
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Lawrence County Pennsylvania (1)
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Monroe County Pennsylvania (1)
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Philadelphia County Pennsylvania
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Philadelphia Pennsylvania (1)
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Union County Pennsylvania (1)
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York County Pennsylvania (2)
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Potomac River (5)
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Potomac River basin (3)
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Powder River basin (5)
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Ramapo Fault (1)
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Reelfoot Rift (2)
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Rhode Island (2)
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Salisbury Embayment (1)
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Sevier orogenic belt (6)
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Shenandoah Valley (2)
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South Carolina
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Charleston County South Carolina
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Charleston South Carolina (1)
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Chesterfield County South Carolina (1)
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Dorchester County South Carolina (1)
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Oconee County South Carolina (1)
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Pickens County South Carolina (1)
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Savannah River Site (1)
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Union County South Carolina (1)
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South Dakota
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Badlands National Park (2)
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Corson County South Dakota (1)
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Jackson County South Dakota (1)
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Pennington County South Dakota (1)
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Ziebach County South Dakota (1)
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Southern Oklahoma Aulacogen (1)
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Southwestern U.S. (4)
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Susquehanna River (1)
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Susquehanna River basin (1)
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Talladega Front (3)
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Tennessee
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Benton County Tennessee (1)
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Knox County Tennessee (1)
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Rhea County Tennessee (1)
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Shelby County Tennessee
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Memphis Tennessee (2)
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Washington County Tennessee (2)
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White County Tennessee (1)
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Tennessee River (2)
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Texas
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Amarillo Uplift (1)
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Balcones fault zone (1)
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Baylor County Texas (1)
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Bexar County Texas
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San Antonio Texas (1)
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Brewster County Texas
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Big Bend National Park (4)
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Terlingua Texas (1)
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Burnet County Texas (1)
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Comal County Texas (2)
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Culberson County Texas (1)
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Dallas County Texas
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Dallas Texas (2)
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East Texas Basin (1)
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Edwards Aquifer (1)
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Fort Worth Basin (6)
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Garza County Texas (1)
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Hamilton County Texas (1)
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Jack County Texas (1)
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Johnson County Texas (1)
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Knox County Texas (1)
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Llano County Texas (1)
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Llano Uplift (1)
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Mason County Texas (1)
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McElroy Field (1)
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McLennan County Texas
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Waco Texas (2)
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Medina County Texas (1)
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Midland Basin (3)
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San Marcos Arch (1)
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San Saba County Texas (1)
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Starr County Texas (1)
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Tarrant County Texas
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Fort Worth Texas (2)
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Uvalde County Texas (1)
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West Texas (7)
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Wise County Texas (1)
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U. S. Rocky Mountains
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Bridger Range (1)
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San Juan Mountains (2)
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Sangre de Cristo Mountains (1)
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