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NARROW
Format
Article Type
Journal
Publisher
Section
GeoRef Subject
-
all geography including DSDP/ODP Sites and Legs
-
Africa
-
Central Africa
-
Angola (1)
-
Congo Democratic Republic (1)
-
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Congo Craton (1)
-
East Africa
-
Afar Depression (1)
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Ethiopia (2)
-
Lake Malawi (1)
-
Malawi (1)
-
Mozambique (1)
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Tanzania (2)
-
Zambia (3)
-
-
East African Lakes
-
Lake Malawi (1)
-
-
East African Rift (1)
-
Madagascar
-
Antananarivo Madagascar (1)
-
-
North Africa
-
Algeria
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Ahaggar (1)
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Gour Oumelalen (1)
-
-
Atlas Mountains
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Moroccan Atlas Mountains
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Anti-Atlas (2)
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-
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Egypt
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Aswan Dam (1)
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Eastern Desert (1)
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Libya (3)
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Morocco
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Bou Azzer (1)
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Moroccan Atlas Mountains
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Anti-Atlas (2)
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-
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Tunisia
-
El Kef Tunisia (2)
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-
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Nubian Shield (1)
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Sahara (1)
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Southern Africa
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Barberton greenstone belt (1)
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Botswana (1)
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Namibia
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Damara Belt (1)
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Karibib Namibia (1)
-
-
South Africa
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Bushveld Complex (5)
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Free State South Africa
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Vredefort Dome (1)
-
-
Merensky Reef (1)
-
Transvaal region (8)
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Witwatersrand (4)
-
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Zimbabwe
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Belingwe greenstone belt (1)
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-
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Tibesti Massif (1)
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West Africa
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Burkina Faso (1)
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Cameroon (2)
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Ghana (3)
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Guinea (1)
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Ivory Coast (2)
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Mauritanides (2)
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Nigeria
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Jos Plateau (1)
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Niger Delta (1)
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West African Craton (1)
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West African Shield (1)
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Amelia (2)
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America (1)
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Annapolis Valley (1)
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Antarctica
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Antarctic ice sheet
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East Antarctic ice sheet (1)
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Antarctic Peninsula (1)
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East Antarctica (1)
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Marie Byrd Land
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Fosdick Mountains (1)
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Transantarctic Mountains (1)
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West Antarctica (2)
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Arctic Ocean
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Barents Sea (1)
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Beaufort Sea (2)
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Canada Basin (1)
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Mendeleyev Ridge (1)
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Arctic region
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Greenland
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Ilimaussaq (1)
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Peary Land (2)
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West Greenland (1)
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Svalbard
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Spitsbergen (2)
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Asia
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Arabian Peninsula
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Oman (2)
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Saudi Arabia (2)
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Central Asia
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Kazakhstan
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Kokchetav Kazakhstan
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Kokchetav Massif (1)
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Pamirs (1)
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Far East
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Borneo
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East Malaysia
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Sarawak Malaysia (2)
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-
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Burma (3)
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China
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Dabie Mountains (1)
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Guangdong China
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Zhujiang River (1)
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-
Guangxi China (1)
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Hubei China (1)
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Jiangsu China
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Taihu Lake (1)
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South China Block (1)
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Sulu Terrane (1)
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Xinjiang China
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Junggar (1)
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Yunnan China
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Chengjiang China (1)
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Jinning China (1)
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Indonesia
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Irian Jaya Indonesia (2)
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Java (2)
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Japan
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Honshu
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Fukushima Japan (1)
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Hyogo Japan
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Ikuno Mine (1)
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Saitama Japan
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Chichibu Mine (1)
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Yamaguchi Japan (1)
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Kyushu (1)
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Laos (1)
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Lesser Sunda Islands
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Timor (1)
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Malaysia
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East Malaysia
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Sarawak Malaysia (2)
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Mongolia (1)
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Philippine Islands (2)
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Taiwan (1)
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Himalayas (4)
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Indian Peninsula
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Afghanistan (2)
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India
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Bihar India (1)
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Maharashtra India
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Koyna Dam (1)
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Latur India (1)
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Kohistan (1)
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Pakistan
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Punjab Pakistan
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Salt Range (1)
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-
-
-
Kamchatka Russian Federation
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Kamchatka Peninsula
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Tolbachik (1)
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-
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Krasnoyarsk Russian Federation
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Taymyr Dolgan-Nenets Russian Federation
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Norilsk region (5)
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Kyrgyzstan
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Issyk-kul Lake (1)
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Middle East
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Cyprus (1)
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Iran (2)
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Iraq (1)
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Israel (5)
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Jordan (2)
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Lebanon (2)
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Turkey (1)
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Zagros (2)
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Popigay Structure (4)
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Siberia (4)
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Siberian Platform (1)
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Sri Lanka (1)
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Tajikistan (1)
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Tien Shan (2)
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Transbaikalia (1)
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Uzbekistan (1)
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Atlantic Ocean
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Equatorial Atlantic (2)
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Mid-Atlantic Ridge
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TAG hydrothermal field (1)
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North Atlantic
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Atlantis fracture zone (1)
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Baltimore Canyon (27)
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Baltimore Canyon Trough (19)
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Bay of Biscay (1)
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Bay of Fundy (51)
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Bermuda Rise (2)
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Blake Plateau
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Blake Nose (3)
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Blake-Bahama Basin (1)
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Blake-Bahama Outer Ridge (3)
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Block Island Sound (2)
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Cape Verde Basin (2)
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Cape Verde Rise (1)
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Caribbean Sea
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Venezuelan Basin (2)
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Georges Bank (45)
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Georges Bank basin (2)
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Great Bahama Bank (1)
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Great Meteor Seamount (1)
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Gulf of Cadiz (1)
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Gulf of Maine (39)
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Gulf of Mexico
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Campeche Scarp (1)
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Florida Bay (1)
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Orca Basin (1)
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Viosca Knoll (1)
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Gulf of Saint Lawrence (22)
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Hatteras abyssal plain (4)
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Hudson Bay (5)
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Jeanne d'Arc Basin (1)
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Labrador Sea (1)
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Long Island Sound (17)
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New England Seamounts (2)
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North Sea
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Ekofisk Field (1)
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Valhall Field (1)
-
-
Northeast Atlantic
-
Iberian abyssal plain (2)
-
-
Northwest Atlantic
-
Demerara Rise (1)
-
-
Sable Island Bank (1)
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Sargasso Sea (1)
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Scotian Shelf (12)
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TAG hydrothermal field (1)
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Wilkinson Basin (5)
-
Wilmington Canyon (12)
-
-
South Atlantic
-
Angola Basin (2)
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Falkland Plateau (1)
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Walvis Ridge (1)
-
-
West Atlantic (3)
-
-
Atlantic Ocean Islands
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Azores (1)
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Bermuda (5)
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Falkland Islands (1)
-
-
Atlantic region (25)
-
Australasia
-
Australia
-
New South Wales Australia (7)
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Northern Territory Australia
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Tennant Creek Australia (1)
-
-
Queensland Australia
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Cape York Peninsula (1)
-
Mount Isa Australia (2)
-
-
South Australia
-
Adelaide Australia (1)
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Mount Lofty Ranges (1)
-
-
Tasmania Australia (1)
-
Victoria Australia (6)
-
Western Australia
-
Canning Basin (1)
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Eastern Goldfields (4)
-
Hamersley Basin (1)
-
Kalgoorlie Australia (1)
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Kambalda Australia (1)
-
Yilgarn Craton (4)
-
-
-
New Zealand
-
Hawke's Bay New Zealand (1)
-
Otago New Zealand
-
Oamaru New Zealand (1)
-
-
-
Papua New Guinea
-
New Britain (1)
-
-
-
Avalon Zone (67)
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Baffin Bay (2)
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Bald Mountain (1)
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Bass River (16)
-
Bathurst Island (2)
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Bay of Islands (1)
-
Bear Creek valley (1)
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Bear Island (1)
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Bear Lake (3)
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Bear Mountain (3)
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Beaufort-Mackenzie Basin (1)
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Beaver Creek (2)
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Beaver River (1)
-
Black Hills (3)
-
Black Mountain (3)
-
Black Mountains (1)
-
Blue Mountain (2)
-
Blue Mountain Lake (4)
-
Broken Hill (2)
-
Broken Hill Mine (1)
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Caledonides (25)
-
Canada
-
Arctic Archipelago (8)
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Cassiar Mountains (1)
-
Eastern Canada
-
Baffin Island (5)
-
Gander Zone (13)
-
James Bay (3)
-
Lake Timiskaming (12)
-
Lancaster Sound (1)
-
Maritime Provinces
-
New Brunswick
-
Albert County New Brunswick (4)
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Carleton County New Brunswick
-
Woodstock New Brunswick (1)
-
-
Charlotte County New Brunswick (3)
-
Fredericton New Brunswick (5)
-
Gloucester County New Brunswick
-
Bathurst mining district (38)
-
Bathurst New Brunswick (25)
-
-
Kent County New Brunswick (1)
-
Kouchibouguac Bay (8)
-
Madawaska County New Brunswick (1)
-
Miramichi Bay (11)
-
Moncton Basin (8)
-
Northumberland County New Brunswick
-
Newcastle New Brunswick (3)
-
-
Queens County New Brunswick (1)
-
Restigouche County New Brunswick (6)
-
Saint George Batholith (5)
-
Saint John County New Brunswick
-
Saint John New Brunswick (19)
-
-
Sunbury County New Brunswick (1)
-
Victoria County New Brunswick (1)
-
Westmorland County New Brunswick (3)
-
-
Nova Scotia
-
Annapolis County Nova Scotia (4)
-
Antigonish County Nova Scotia
-
Antigonish Nova Scotia (1)
-
-
Cape Breton Island (8)
-
Chedabucto Bay (1)
-
Cobequid Bay (1)
-
Cobequid Fault (2)
-
Cobequid Highlands (8)
-
Colchester County Nova Scotia (2)
-
Cumberland County Nova Scotia
-
Joggins Fossil Cliffs (7)
-
-
Digby County Nova Scotia (3)
-
Halifax County Nova Scotia
-
Halifax Nova Scotia (2)
-
-
Hants County Nova Scotia (3)
-
Kings County Nova Scotia (6)
-
Lunenburg County Nova Scotia (4)
-
Minas Basin (26)
-
Queens County Nova Scotia (2)
-
Sable Island (2)
-
Shelburne County Nova Scotia (2)
-
Yarmouth County Nova Scotia
-
Yarmouth Nova Scotia (3)
-
-
-
Prince Edward Island (10)
-
-
Matachewan dike swarm (6)
-
Meguma Terrane (32)
-
Newfoundland and Labrador
-
Labrador
-
Kiglapait Intrusion (1)
-
-
Newfoundland
-
Avalon Peninsula (2)
-
Baie Verte Peninsula (1)
-
Buchans Newfoundland and Labrador (1)
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Burin Peninsula (1)
-
Burlington Peninsula (1)
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Humber Arm Allochthon (3)
-
Port au Port Peninsula (1)
-
-
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Ontario
-
Algoma District Ontario
-
Blind River Ontario (11)
-
Elliot Lake Ontario (30)
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Mamainse Point (8)
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Quirke Lake (3)
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Sault Sainte Marie Ontario (3)
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Wawa Ontario (17)
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Batchawana Bay (2)
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Brant County Ontario (1)
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Bruce County Ontario (10)
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Bruce Peninsula (15)
-
Cochrane District Ontario
-
Abitibi Ontario (2)
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Kidd Creek Mine (22)
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Matheson Ontario (4)
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Timmins Ontario (59)
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Coldwell Complex (13)
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Elgin County Ontario (1)
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Essex County Ontario
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Windsor Ontario (1)
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Flack Lake (2)
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Frontenac County Ontario (4)
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Gowganda Ontario (26)
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Grenville County Ontario (6)
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Grey County Ontario (1)
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Haliburton County Ontario (8)
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Hamilton Ontario (12)
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Hastings County Ontario
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Bancroft Ontario (24)
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Madoc Ontario (12)
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Marmora Ontario (1)
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Hemlo Deposit (15)
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Kenora District Ontario (1)
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Kent County Ontario (1)
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Lambton County Ontario (2)
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Lanark County Ontario
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Perth Ontario (3)
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Larder Lake District Ontario (7)
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Leeds County Ontario (11)
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Lennox and Addington County Ontario (1)
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Manitoulin District Ontario
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Manitoulin Island (31)
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Michipicoten Island (2)
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Moose River basin (1)
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Muskoka District Ontario (3)
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Nipissing District Ontario
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Brent Crater (5)
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North Bay Ontario (2)
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Northumberland County Ontario (3)
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Oak Ridges Moraine (15)
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Ottawa Ontario (56)
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Oxford County Ontario (1)
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Parry Sound District Ontario
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Parry Sound Ontario (9)
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Perth County Ontario (1)
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Peterborough County Ontario (8)
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Prescott County Ontario (1)
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Prince Edward County Ontario (3)
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Renfrew County Ontario
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Chalk River Ontario (6)
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Russell County Ontario (4)
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Saint Catharines Ontario (3)
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Simcoe County Ontario
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Borden Ontario (4)
-
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Strathcona Mine (12)
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Sudbury Basin (29)
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Sudbury District Ontario (73)
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Sudbury igneous complex (71)
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Sudbury Ontario (28)
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Sudbury Structure (75)
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Temagami Mine (3)
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Thunder Bay District Ontario
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Manitouwadge Ontario (4)
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Thunder Bay Ontario (1)
-
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Timiskaming District Ontario
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Cobalt Ontario (51)
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Kirkland Lake Ontario (36)
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New Liskeard Ontario (1)
-
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Toronto Ontario (33)
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Victoria County Ontario (2)
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Waterloo Ontario (3)
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Wellington County Ontario
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Guelph Ontario (10)
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Whetstone Lake (2)
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Ottawa Valley (15)
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Quebec
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Abitibi County Quebec
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Chibougamau Quebec (8)
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Val d'Or Quebec (51)
-
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Anticosti Island (13)
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Beauce County Quebec (4)
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Bellechasse County Quebec (1)
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Bonaventure County Quebec (2)
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Champlain County Quebec (1)
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Charlevoix (33)
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Charlevoix-Est County Quebec (4)
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Charlevoix-Ouest County Quebec (2)
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Dorchester County Quebec (2)
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Eastern Townships (3)
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Frontenac County Quebec (1)
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Gaspe Peninsula (161)
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Gaspe-Est County Quebec
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Gaspe Quebec (22)
-
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Gaspe-Ouest County Quebec (1)
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Gatineau County Quebec
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Hull Quebec (3)
-
-
Gatineau Valley (1)
-
Horne Mine (22)
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Kamouraska County Quebec (2)
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Labelle County Quebec (2)
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Lac-Saint-Jean-Est County Quebec (1)
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Lac-Saint-Jean-Ouest County Quebec (2)
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Levis County Quebec (5)
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L'Islet County Quebec (1)
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Lotbiniere County Quebec (2)
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Magdalen Islands (2)
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Manicouagan Crater (2)
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Manicouagan River (1)
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Matagami (3)
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Matane County Quebec (3)
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Matapedia County Quebec (2)
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Megantic County Quebec (2)
-
Monteregian Hills (27)
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Montmagny County Quebec (2)
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Montreal and Jesus Islands County Quebec
-
Montreal Quebec (43)
-
-
Morin Complex (10)
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Noranda Quebec (110)
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Oka Complex (2)
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Papineau County Quebec (1)
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Pontiac County Quebec (5)
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Portneuf County Quebec (1)
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Quebec City Quebec (26)
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Richmond County Quebec (2)
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Rimouski County Quebec (3)
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Riviere-du-Loup County Quebec (2)
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Rouville County Quebec
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Mont-Saint-Hilaire Quebec (46)
-
-
Saguenay County Quebec
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Schefferville Quebec (1)
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Sept-Iles Quebec (1)
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-
Saguenay Fjord (2)
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Saguenay Valley (6)
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Saint Lawrence Estuary (29)
-
Saint-Maurice County Quebec (2)
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Sherbrooke County Quebec (3)
-
Sigma Mine (16)
-
Temiscamingue County Quebec
-
Kipawa Lake (3)
-
Rouyn Quebec (44)
-
-
Temiscouata County Quebec (1)
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Thetford Mines (24)
-
-
-
Elzevir Terrane (7)
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Hudson Bay (5)
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Labrador Trough (5)
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Mackenzie Mountains (6)
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Muskox Intrusion (1)
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North Saskatchewan River (1)
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Northumberland Strait (3)
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Nunavut
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Baffin Island (5)
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Ellesmere Island (4)
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Haughton impact structure (1)
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Lancaster Sound (1)
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Queen Elizabeth Islands
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Ellesmere Island (4)
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Parry Islands (4)
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Ungava (2)
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Western Canada
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Alberta
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Alberta Basin (2)
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Calgary Alberta (1)
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Jasper National Park (1)
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Peace River Arch (1)
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Athabasca Basin (1)
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Athabasca District (1)
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British Columbia
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Fraser River delta (2)
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Prince Rupert British Columbia (1)
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Skeena Mountains (1)
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Vancouver Island (6)
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Canadian Cordillera (3)
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Canadian Rocky Mountains (3)
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Manitoba
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Thompson nickel belt (1)
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Northwest Territories
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Ekati Mine (1)
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Great Slave Lake (1)
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Lac de Gras (2)
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Pine Point mining district (1)
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Yellowknife Northwest Territories (2)
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Saskatchewan (9)
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Yukon Territory (6)
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Canterbury Basin (2)
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Cap Blanc (1)
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Cape Ann (8)
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Cardigan Bay (1)
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Caribbean region
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West Indies
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Antilles
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Greater Antilles
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Hispaniola
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Haiti
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Beloc Haiti (1)
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Jamaica (6)
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Puerto Rico (4)
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Lesser Antilles
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Barbados (4)
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Netherlands Antilles (1)
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Trinidad and Tobago
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Virgin Islands
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U. S. Virgin Islands
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Saint Thomas (1)
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Bahamas (9)
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Cascade Range (2)
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Cascadia subduction zone (4)
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Central America
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Belize (1)
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Chortis Block (1)
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Costa Rica (3)
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Guatemala (4)
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Honduras (1)
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Panama
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Panama Canal Zone (1)
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Central Basin (8)
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Chaleur Bay (13)
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Channeled Scabland (1)
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Chesapeake Bay impact structure (57)
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Chicxulub Crater (10)
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Clara Mine (1)
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Clear Creek (2)
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Coast Ranges (2)
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Colorado River (1)
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Commonwealth of Independent States
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Belarus
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Zhitkovichi Belarus (1)
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Donets Basin (3)
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Kazakhstan
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Kokchetav Kazakhstan
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Kokchetav Massif (1)
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Kyrgyzstan
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Issyk-kul Lake (1)
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Russian Federation
-
Kamchatka Russian Federation
-
Kamchatka Peninsula
-
Tolbachik (1)
-
-
-
Krasnoyarsk Russian Federation
-
Taymyr Dolgan-Nenets Russian Federation
-
Norilsk region (5)
-
-
-
Leningrad Oblast Russian Federation
-
Saint Petersburg Russian Federation (1)
-
-
Murmansk Russian Federation
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Khibiny Mountains (7)
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Kola Peninsula (6)
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Lovozero Massif (5)
-
-
Popigay Structure (4)
-
Siberian Platform (1)
-
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Tennessee
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Carditidae (1)
-
Veneridae
-
Chione (4)
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Mercenaria (5)
-
-
-
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Mytilus
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Mytilus edulis (1)
-
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Nuculanidae (1)
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Nuculidae (1)
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Ostreoidea
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Gryphaea (1)
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Ostreidae
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Crassostrea
-
Crassostrea virginica (7)
-
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Ostrea (1)
-
-
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Palaeoheterodonta
-
Unionidae (4)
-
-
Pterioida
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Pteriina
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Anthraconaia (1)
-
Pectinacea
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Pectinidae (3)
-
-
-
-
-
Cephalopoda
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Ammonoidea
-
Ammonites (1)
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Baculites (1)
-
Goniatitida
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Goniatitidae
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Goniatites (2)
-
-
-
-
Coleoidea
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Belemnoidea (1)
-
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Nautiloidea
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Aturia (1)
-
Nautilus (1)
-
-
-
Dacryoconarida (1)
-
Gastropoda
-
Archaeogastropoda
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Bellerophontina (1)
-
-
Naticidae (4)
-
Neogastropoda
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Muricidae (1)
-
-
Pteropoda (3)
-
Turritellidae
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Turritella (1)
-
-
-
Hyolithes (9)
-
Monoplacophora (5)
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Polyplacophora (6)
-
Rostroconchia (5)
-
Scaphopoda
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Dentalium (1)
-
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Tentaculitida
-
Tentaculitidae
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Tentaculites (3)
-
-
-
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Porifera
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Calcarea (2)
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Demospongea (8)
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Hexactinellida (4)
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Stromatoporoidea (43)
-
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Protista
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Foraminifera
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Allogromiina (1)
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Fusulinina
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Fusulinidae (5)
-
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Miliolina
-
Miliolacea
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Quinqueloculina (1)
-
-
-
Rotaliina
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Buliminacea
-
Bolivinitidae
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Bolivina (1)
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Bolivinoides (1)
-
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Bulimina (5)
-
Uvigerinidae
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Uvigerina (3)
-
-
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Cassidulinacea
-
Anomalinidae
-
Cibicidoides (3)
-
-
-
Globigerinacea
-
Globigerinidae
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Globigerina (1)
-
-
Globotruncanidae
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Globotruncana (1)
-
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Hantkenina (3)
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Hedbergella (1)
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Heterohelicidae (1)
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Rotalipora (1)
-
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Nodosariacea
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Nodosariidae
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Lenticulina (1)
-
-
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Orbitoidacea
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Cibicides (2)
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Discocyclina (1)
-
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Rotaliacea
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Ammonia
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Ammonia beccarii (3)
-
-
Elphidium
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Elphidium excavatum (1)
-
-
-
-
Textulariina
-
Lituolacea
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Ammobaculites (2)
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Trochammina (2)
-
-
-
-
Radiolaria
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Osculosida
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Nassellina (1)
-
-
Spumellina (1)
-
-
Silicoflagellata (5)
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Thecamoeba (8)
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Tintinnidae
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Calpionella (1)
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Vermes
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Annelida (24)
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Nematoida (1)
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Phoronida (1)
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Polychaeta (4)
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Priapulida (2)
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scolecodonts (11)
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-
-
lichens (1)
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Metazoa (7)
-
microfossils
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Charophyta (5)
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Chitinozoa (25)
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Conodonta
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Gondolella (1)
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Icriodus (4)
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Neognathodus (2)
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Ozarkodina (1)
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Palmatolepis (1)
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Panderodus (3)
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Polygnathus (3)
-
-
Fusulinina
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Fusulinidae (5)
-
-
Leperditicopida (1)
-
problematic microfossils
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Bolboforma (1)
-
-
scolecodonts (11)
-
-
palynomorphs
-
acritarchs (32)
-
Chitinozoa (25)
-
Dinoflagellata
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Deflandrea (1)
-
-
megaspores (4)
-
miospores
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Momipites (1)
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Normapolles (1)
-
pollen (70)
-
-
-
Plantae
-
algae
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calcareous algae (6)
-
Chlorophyta
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Botryococcus (1)
-
Charophyta (5)
-
Chlorophyceae
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Codiaceae (1)
-
Dasycladaceae (5)
-
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Desmidiales (1)
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Tasmanites (2)
-
-
Coccolithophoraceae (2)
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diatoms (28)
-
Epiphyton (3)
-
nannofossils
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Discoasteridae (3)
-
-
Phaeophyta (4)
-
Pyrrhophyta (1)
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Rhodophyta
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Corallinaceae
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Archaeolithothamnium (1)
-
-
-
-
Bryophyta
-
Hepaticae (1)
-
Musci
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Sphagnum (1)
-
-
-
Pteridophyta
-
Filicopsida
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Archaeopteris (2)
-
-
Lycopsida
-
Lepidodendron (2)
-
Stigmaria (1)
-
-
Psilopsida (1)
-
Sphenopsida
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Equisetales
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Calamites (1)
-
-
-
-
Spermatophyta
-
Angiospermae
-
Dicotyledoneae
-
Acer (2)
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Betula (1)
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Carya (2)
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Dryas (1)
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Platanus (1)
-
Platycarya (1)
-
Quercus (4)
-
Ulmus (1)
-
-
Monocotyledoneae
-
Gramineae
-
Spartina
-
Spartina alterniflora (2)
-
-
-
-
-
Gymnospermae
-
Bennettitales (1)
-
Coniferales
-
Picea (5)
-
Pinaceae
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Abies (1)
-
Larix (1)
-
Pinus (3)
-
-
Taxodium (1)
-
-
Cordaitales
-
Cordaites (1)
-
-
Cycadales (1)
-
Ginkgoales
-
Ginkgo (1)
-
-
Pteridospermae
-
Neuropteris (1)
-
-
-
-
-
problematic fossils
-
Calcisphaerulidae (1)
-
problematic microfossils
-
Bolboforma (1)
-
-
-
Pterobranchia (1)
-
thallophytes (83)
-
tracks (33)
-
trails (7)
-
-
geochronology methods
-
(U-Th)/He (12)
-
Ar/Ar (126)
-
exposure age (4)
-
fission-track dating (29)
-
K/Ar (77)
-
Lu/Hf (4)
-
Nd/Nd (7)
-
optical mineralogy (8)
-
optically stimulated luminescence (19)
-
paleomagnetism (217)
-
Pb/Pb (37)
-
Pb/Th (9)
-
racemization (5)
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radiation damage (2)
-
Rb/Sr (104)
-
Re/Os (13)
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sclerochronology (2)
-
Sm/Nd (48)
-
Sr/Sr (2)
-
tephrochronology (4)
-
Th/U (13)
-
thermochronology (28)
-
thermoluminescence (9)
-
tree rings (11)
-
U/Pb (383)
-
U/Th/Pb (29)
-
uranium disequilibrium (1)
-
-
geologic age
-
Cenozoic
-
Caloosahatchee Formation (1)
-
lower Cenozoic (2)
-
Quaternary
-
Holocene
-
Atlantic (5)
-
Flandrian (1)
-
lower Holocene (22)
-
Medieval Warm Period (2)
-
middle Holocene (3)
-
Neoglacial (2)
-
upper Holocene (75)
-
-
Pleistocene
-
Aftonian (1)
-
Champlain Sea (27)
-
Glasford Formation (1)
-
Gunz (1)
-
Illinoian (14)
-
Irvingtonian (2)
-
Lake Agassiz (7)
-
Lake Algonquin (14)
-
Lake Chicago (5)
-
Lake Maumee (3)
-
lower Pleistocene
-
Gelasian (1)
-
Waccamaw Formation (2)
-
-
Matuyama Chron (1)
-
middle Pleistocene (1)
-
Old Crow Tephra (1)
-
Peoria Loess (1)
-
Presumpscot Formation (6)
-
upper Pleistocene
-
Lake Iroquois (10)
-
Sangamonian (14)
-
Twocreekan (2)
-
Weichselian
-
upper Weichselian
-
Allerod (3)
-
Bolling (3)
-
Younger Dryas (9)
-
-
-
Wisconsinan
-
Lavery Till (2)
-
lower Wisconsinan (3)
-
middle Wisconsinan (2)
-
upper Wisconsinan (38)
-
Woodfordian (5)
-
-
-
Wedron Formation (1)
-
Wicomico Formation (3)
-
-
upper Quaternary
-
Brunhes Chron (1)
-
-
-
Tertiary
-
Arikareean (1)
-
lower Tertiary (5)
-
Neogene
-
Cohansey Formation (4)
-
Miocene
-
Barstovian (1)
-
Calvert Formation (34)
-
Columbia River Basalt Group (1)
-
lower Miocene
-
Burdigalian (3)
-
Chipola Formation (1)
-
Hemingfordian (1)
-
-
middle Miocene
-
Choptank Formation (23)
-
-
Pungo River Formation (11)
-
Saint Marys Formation (23)
-
Topopah Spring Member (1)
-
upper Miocene
-
Duplin Formation (3)
-
Eastover Formation (13)
-
Santa Margarita Formation (1)
-
Tortonian (2)
-
-
-
Pliocene
-
Citronelle Formation (6)
-
lower Pliocene (2)
-
middle Pliocene (3)
-
upper Pliocene
-
Chowan River Formation (10)
-
Piacenzian (1)
-
-
Yorktown Formation (30)
-
-
upper Neogene (1)
-
-
Paleogene
-
Black Mingo Group (3)
-
Eocene
-
Absaroka Supergroup (1)
-
Castle Hayne Limestone (15)
-
Green River Formation (1)
-
Jacksonian (3)
-
lower Eocene
-
Aquia Formation (18)
-
Hatchetigbee Formation (4)
-
Wind River Formation (1)
-
Ypresian (5)
-
-
middle Eocene
-
Bartonian (1)
-
Carrizo Sand (1)
-
Claiborne Group (6)
-
Cook Mountain Formation (1)
-
Lisbon Formation (5)
-
Lutetian (3)
-
Santee Limestone (7)
-
Tallahatta Formation (2)
-
-
Nanjemoy Formation (14)
-
upper Eocene
-
Dry Branch Formation (3)
-
Jackson Group (2)
-
Moodys Branch Formation (2)
-
Piney Point Formation (8)
-
Priabonian (2)
-
Shubuta Member (1)
-
Twiggs Clay (4)
-
Yazoo Clay (2)
-
-
-
Huber Formation (3)
-
lower Paleogene (1)
-
Ocala Group (2)
-
Oligocene
-
lower Oligocene
-
Rupelian (2)
-
-
middle Oligocene
-
Byram Formation (1)
-
Marianna Limestone (1)
-
-
Suwannee Limestone (1)
-
upper Oligocene
-
Chattian (2)
-
-
Vicksburg Group (2)
-
-
Paleocene
-
Clayton Formation (7)
-
lower Paleocene
-
Danian (10)
-
K-T boundary (18)
-
-
middle Paleocene
-
Selandian (1)
-
-
Midway Group (5)
-
Naheola Formation (2)
-
Nanafalia Formation (2)
-
Porters Creek Formation (3)
-
upper Paleocene
-
Landenian (1)
-
Thanetian (7)
-
-
-
Paleocene-Eocene Thermal Maximum (13)
-
Wilcox Group (7)
-
Williamsburg Formation (1)
-
-
upper Tertiary (2)
-
-
upper Cenozoic
-
Chesapeake Group (17)
-
Pinecrest Beds (1)
-
Tamiami Formation (1)
-
-
-
Coal Measures (2)
-
Dalradian (1)
-
Lake Bonneville (1)
-
Laurentide ice sheet (63)
-
Mesozoic
-
Brunswick Formation (2)
-
Carrara Marble (1)
-
Cretaceous
-
Comanchean
-
Glen Rose Formation (1)
-
Travis Peak Formation (1)
-
Trinity Group (1)
-
-
Dakota Formation (1)
-
Logan Canyon Formation (1)
-
Lower Cretaceous
-
Albian
-
upper Albian (1)
-
-
Aptian (9)
-
Barremian (4)
-
Berriasian (2)
-
Gething Formation (1)
-
Glen Rose Formation (1)
-
McMurray Formation (1)
-
Missisauga Formation (2)
-
Neocomian (2)
-
Spirit River Formation (1)
-
Torok Formation (1)
-
Travis Peak Formation (1)
-
Trinity Group (1)
-
Valanginian (4)
-
-
Mancos Shale (2)
-
Middle Cretaceous (7)
-
Nanushuk Group (1)
-
Potomac Group (16)
-
Upper Cretaceous
-
Bearpaw Formation (1)
-
Belle Fourche Shale (1)
-
Belly River Formation (2)
-
Black Creek Formation (2)
-
Blackhawk Formation (2)
-
Bluffport Marl Member (1)
-
Blufftown Formation (2)
-
Campanian
-
Dinosaur Park Formation (1)
-
upper Campanian (1)
-
-
Carlile Shale (1)
-
Cenomanian
-
lower Cenomanian (2)
-
-
Coker Formation (2)
-
Dawson Canyon Formation (1)
-
Demopolis Chalk (4)
-
Eagle Sandstone (1)
-
Eutaw Formation (4)
-
Ferron Sandstone Member (1)
-
Fox Hills Formation (1)
-
Fruitland Formation (1)
-
Greenhorn Limestone (1)
-
Gulfian
-
Eagle Ford Formation (4)
-
Prairie Bluff Chalk (4)
-
Woodbine Formation (2)
-
-
Judith River Formation (2)
-
K-T boundary (18)
-
Lance Formation (1)
-
Lewis Shale (2)
-
Maestrichtian
-
lower Maestrichtian (1)
-
upper Maestrichtian (4)
-
-
Magothy Formation (8)
-
Marshalltown Formation (8)
-
Middendorf Formation (3)
-
Milk River Formation (1)
-
Monmouth Group (3)
-
Mooreville Chalk (3)
-
Navesink Formation (20)
-
Niobrara Formation (2)
-
Peedee Formation (8)
-
Pierre Shale (2)
-
Raritan Formation (15)
-
Ripley Formation (7)
-
Santonian (8)
-
Senonian (42)
-
Sharon Springs Member (1)
-
Tuolumne Intrusive Suite (1)
-
Turonian (8)
-
Tuscaloosa Formation (12)
-
-
-
Franciscan Complex (1)
-
Jurassic
-
Bazhenov Formation (1)
-
Lower Jurassic
-
East Berlin Formation (3)
-
Feltville Formation (1)
-
Hampden Basalt (2)
-
Hettangian (6)
-
Holyoke Basalt (5)
-
lower Liassic (6)
-
Portland Formation (3)
-
Toarcian (1)
-
Triassic-Jurassic boundary (2)
-
upper Liassic (1)
-
-
Mic Mac Formation (1)
-
Middle Jurassic
-
Aalenian (1)
-
Xishanyao Formation (1)
-
-
Norphlet Formation (7)
-
Smartville Complex (1)
-
Upper Jurassic
-
Bossier Formation (3)
-
Buckner Formation (2)
-
Cotton Valley Group (2)
-
Fulmar Formation (1)
-
Haynesville Formation (5)
-
Kimmeridge Clay (1)
-
Morrison Formation (1)
-
Portlandian (1)
-
Schuler Formation (2)
-
Smackover Formation (17)
-
Tithonian (2)
-
-
-
Kayenta Formation (1)
-
lower Mesozoic (16)
-
Navajo Sandstone (1)
-
Newark Supergroup (36)
-
Passaic Formation (8)
-
Triassic
-
Fremouw Formation (1)
-
Lower Triassic (2)
-
Middle Triassic
-
Ladinian (1)
-
-
Upper Triassic
-
Carnian (11)
-
Chinle Formation (2)
-
Dockum Group (1)
-
Karmutsen Group (1)
-
Lockatong Formation (8)
-
Mercia Mudstone (1)
-
Norian (14)
-
Rhaetian (4)
-
Triassic-Jurassic boundary (2)
-
-
-
upper Mesozoic (4)
-
Vaca Muerta Formation (2)
-
-
MIS 2 (2)
-
MIS 5 (1)
-
Paleozoic
-
Arbuckle Group (1)
-
Bedford Shale (9)
-
Berea Sandstone (32)
-
Bird Spring Formation (1)
-
Bucksport Formation (1)
-
Cambrian
-
Acadian (37)
-
Conasauga Group (22)
-
Lower Cambrian
-
Antietam Formation (5)
-
Chilhowee Group (15)
-
Dunham Dolomite (1)
-
Kinzers Formation (7)
-
Murphy Marble (5)
-
Pinney Hollow Formation (1)
-
Rome Formation (21)
-
Shady Dolomite (14)
-
Tommotian (1)
-
Zabriskie Quartzite (1)
-
-
Middle Cambrian
-
Burgess Shale (4)
-
Marjum Formation (1)
-
Wheeler Formation (1)
-
-
Pioche Shale (1)
-
Upper Cambrian
-
Bonneterre Formation (1)
-
Copper Ridge Dolomite (12)
-
Dresbachian (4)
-
Eau Claire Formation (7)
-
Franconia Formation (2)
-
Furongian
-
Paibian (1)
-
-
Galesville Sandstone (3)
-
Goldenville Formation (5)
-
Lamotte Sandstone (1)
-
Maynardville Limestone (5)
-
Mount Simon Sandstone (18)
-
Potsdam Sandstone (26)
-
Steptoean (2)
-
Trempealeauan (4)
-
Wonewoc Formation (1)
-
-
-
Cape Elizabeth Formation (3)
-
Carboniferous
-
Albert Formation (12)
-
Culm (1)
-
Diamond Peak Formation (1)
-
Jackfork Group (1)
-
Lower Carboniferous
-
Dinantian (27)
-
-
Mabou Group (5)
-
Middle Carboniferous (6)
-
Mississippian
-
Barnett Shale (4)
-
Big Injun Sandstone (1)
-
Borden Group (27)
-
Charles Formation (1)
-
Harrodsburg Limestone (12)
-
Logan Formation (6)
-
Lower Mississippian
-
Chouteau Limestone (1)
-
Cuyahoga Formation (11)
-
Fort Payne Formation (33)
-
Kinderhookian (10)
-
Lake Valley Formation (1)
-
Osagian
-
Burlington Limestone (9)
-
Keokuk Limestone (10)
-
-
Pocono Formation (13)
-
Tournaisian (12)
-
-
Middle Mississippian
-
Visean
-
upper Visean (1)
-
-
-
Newman Limestone (12)
-
Price Formation (8)
-
Ramp Creek Formation (7)
-
Sunbury Shale (13)
-
Upper Mississippian
-
Bangor Limestone (8)
-
Chesterian
-
Golconda Formation (3)
-
Imo Formation (5)
-
Renault Formation (4)
-
-
Fayetteville Formation (1)
-
Greenbrier Limestone (17)
-
Hartselle Sandstone (10)
-
Heath Formation (1)
-
Hinton Formation (5)
-
Mauch Chunk Formation (19)
-
Meramecian
-
Saint Louis Limestone (9)
-
Sainte Genevieve Limestone (10)
-
Salem Limestone (22)
-
Warsaw Formation (8)
-
-
Monteagle Limestone (8)
-
Parkwood Formation (6)
-
Pennington Formation (18)
-
Pitkin Limestone (1)
-
Pride Mountain Formation (2)
-
Serpukhovian (2)
-
-
Valmeyeran (3)
-
Windsor Group (13)
-
-
Namurian (13)
-
Pennsylvanian
-
Brazil Formation (1)
-
Conemaugh Group (32)
-
Cumberland Group (10)
-
Francis Creek Shale (2)
-
Freeport Formation (7)
-
Joggins Formation (20)
-
Kittanning Formation (10)
-
Lower Pennsylvanian
-
Bashkirian (3)
-
Caseyville Formation (2)
-
Crab Orchard Mountains Group (2)
-
Gizzard Group (3)
-
Lee Formation (9)
-
Morrowan (8)
-
New River Formation (6)
-
Pocahontas Formation (9)
-
-
Mansfield Formation (8)
-
Mary Lee Coal (3)
-
Mattoon Formation (1)
-
Middle Pennsylvanian
-
Allegheny Group (48)
-
Atokan
-
Atoka Formation (1)
-
-
Breathitt Formation (17)
-
Carbondale Formation (5)
-
Danville Coal Member (1)
-
Desmoinesian
-
Cherokee Group (1)
-
Labette Shale (1)
-
-
Dugger Formation (5)
-
Kanawha Formation (13)
-
Moscovian (1)
-
Paradox Formation (1)
-
Staunton Formation (1)
-
Tradewater Formation (1)
-
-
Monongahela Group (17)
-
Pittsburgh Coal (6)
-
Pottsville Group (45)
-
Saginaw Formation (3)
-
Sharon Conglomerate (6)
-
Springfield Coal Member (1)
-
Upper Pennsylvanian
-
Ames Limestone (6)
-
Glenshaw Formation (7)
-
Kasimovian (1)
-
Missourian
-
Lansing Group (1)
-
-
Virgilian
-
Lawrence Formation (1)
-
Shawnee Group (1)
-
-
-
Westerly Granite (2)
-
-
Upper Carboniferous
-
Stephanian (2)
-
Westphalian (28)
-
-
-
Casco Bay Group (5)
-
Casper Formation (1)
-
Catskill Formation (30)
-
Chattanooga Shale (24)
-
Cow Head Group (1)
-
Deadwood Formation (1)
-
Devonian
-
Barre Granite (1)
-
Cedar City Formation (1)
-
Fisset Brook Formation (1)
-
Genesee Group (13)
-
Gile Mountain Formation (6)
-
Levis Shale (3)
-
Lost Burro Formation (1)
-
Lower Devonian
-
Battery Point Formation (5)
-
Coeymans Formation (7)
-
Emsian (27)
-
Gedinnian (2)
-
Helderbergian (4)
-
Littleton Formation (10)
-
Lochkovian (10)
-
Manlius Formation (15)
-
Oriskany Sandstone (48)
-
Pragian (3)
-
Seboomook Formation (2)
-
Shap Granite (1)
-
Siegenian (4)
-
York River Formation (4)
-
-
Middle Devonian
-
Boyle Dolomite (3)
-
Columbus Limestone (14)
-
Couvinian (1)
-
Delaware Limestone (7)
-
Detroit River Group (12)
-
Dundee Limestone (12)
-
Eifelian (27)
-
Givetian (35)
-
Hamilton Group (75)
-
Jeffersonville Limestone (7)
-
Ludlowville Formation (18)
-
Mahantango Formation (12)
-
Marcellus Shale (94)
-
Moscow Formation (22)
-
Onondaga Limestone (48)
-
Sylvania Formation (2)
-
Tioga Bentonite (6)
-
Tully Limestone (21)
-
-
Miette Complex (1)
-
Millboro Shale (6)
-
Old Red Sandstone (4)
-
Traverse Group (19)
-
Upper Devonian
-
Brallier Shale (9)
-
Canadaway Group (5)
-
Chemung Formation (12)
-
Cleveland Member (11)
-
Famennian
-
lower Famennian (1)
-
upper Famennian (2)
-
Wabamun Group (1)
-
-
Frasnian
-
upper Frasnian (2)
-
-
Hampshire Formation (9)
-
Huron Member (15)
-
Jefferson Group (1)
-
Kellwasser event (5)
-
Nisku Formation (1)
-
Ohio Shale (37)
-
Olentangy Shale (6)
-
Perry Formation (6)
-
Sonyea Group (7)
-
West Falls Formation (5)
-
-
-
Dunkard Group (15)
-
Ellis Bay Formation (3)
-
Hartland Formation (4)
-
Helderberg Group (28)
-
Hidden Valley Dolomite (1)
-
Horton Group (7)
-
Keyser Limestone (10)
-
Kittery Formation (1)
-
Knox Group (44)
-
lower Paleozoic
-
Ashe Formation (12)
-
Bay of Islands Ophiolite (3)
-
Berwick Formation (1)
-
Cape Phillips Formation (3)
-
Chopawamsic Formation (5)
-
Conococheague Formation (17)
-
Elberton Granite (1)
-
Glenarm Series (15)
-
Henderson Gneiss (2)
-
Penobscot Formation (5)
-
Rose Run Sandstone (10)
-
Wilmington Complex (8)
-
-
Manhattan Formation (5)
-
Matapedia Group (9)
-
Merrimack Group (2)
-
middle Paleozoic
-
Hillabee Chlorite Schist (2)
-
-
New Albany Shale (20)
-
Ordovician
-
Catoche Formation (1)
-
Chickamauga Group (6)
-
Clays Ferry Formation (3)
-
Davidsville Group (3)
-
Eureka Quartzite (1)
-
Gander Lake Group (3)
-
Gull River Formation (4)
-
Lexington Limestone (12)
-
Lower Ordovician
-
Arenigian (14)
-
Beekmantown Group (33)
-
El Paso Group (1)
-
Ellenburger Group (1)
-
Epler Formation (1)
-
Ibexian (3)
-
Kingsport Formation (5)
-
Mascot Dolomite (7)
-
Prairie du Chien Group (5)
-
Shakopee Formation (1)
-
Tremadocian
-
Halifax Formation (6)
-
-
-
Martinsburg Formation (35)
-
Meguma Group (19)
-
Middle Ordovician
-
Ammonoosuc Volcanics (12)
-
Black River Group (28)
-
Blackriverian (8)
-
Bromide Formation (9)
-
Champlainian (3)
-
Chazy Group (9)
-
Chazyan (10)
-
Cloridorme Formation (9)
-
Darriwilian (5)
-
Decorah Shale (3)
-
Deicke Bentonite Bed (5)
-
Dolgeville Formation (6)
-
Galena Dolomite (3)
-
Glenwood Shale (4)
-
High Bridge Group (1)
-
Lenoir Limestone (5)
-
Llandeilian (2)
-
Llanvirnian (3)
-
Millbrig Bentonite Bed (7)
-
Normanskill Formation (8)
-
Partridge Formation (2)
-
Platteville Formation (3)
-
Saint Peter Sandstone (11)
-
Schenectady Formation (2)
-
Shadow Lake Formation (1)
-
Stones River Group (3)
-
Whiterockian (1)
-
-
Miramichi Group (5)
-
Montoya Group (1)
-
Tetagouche Group (32)
-
Trenton Group (89)
-
Upper Ordovician
-
Ashgillian (18)
-
Caradocian (20)
-
Cincinnatian
-
Maysvillian (9)
-
Richmondian (22)
-
-
Cortlandt Complex (5)
-
Edenian
-
Eden Shale (2)
-
-
Fairview Formation (20)
-
Fernvale Formation (1)
-
Hirnantian (8)
-
Juniata Formation (15)
-
Katian (37)
-
Kope Formation (41)
-
Lorraine Group (3)
-
Maquoketa Formation (7)
-
Mohawkian (11)
-
Neda Formation (1)
-
Queenston Shale (14)
-
Red River Formation (2)
-
Reedsville Formation (5)
-
Sandbian (8)
-
Trentonian (82)
-
Whitewater Formation (5)
-
-
Utica Shale (35)
-
Viola Limestone (3)
-
Womble Shale (1)
-
-
Permian
-
Chase Group (1)
-
Council Grove Group (1)
-
Lower Permian
-
Wolfcampian (1)
-
-
Middle Permian (1)
-
Newcastle Coal Measures (1)
-
Phosphoria Formation (1)
-
Stone Corral Formation (1)
-
Upper Permian (4)
-
-
Petersburg Granite (2)
-
Rangeley Formation (9)
-
Rondout Formation (4)
-
Sauk Sequence (6)
-
Shawangunk Formation (5)
-
Silurian
-
Bass Islands Dolomite (4)
-
Clinch Sandstone (3)
-
Crab Orchard Formation (1)
-
Henryhouse Formation (1)
-
Lockport Formation (33)
-
Lower Silurian
-
Brassfield Formation (24)
-
Grimsby Sandstone (9)
-
Llandovery
-
Aeronian (4)
-
Rhuddanian (3)
-
Telychian (1)
-
-
Tuscarora Formation (25)
-
Wenlock
-
Homerian (3)
-
-
Whirlpool Sandstone (10)
-
-
Middle Silurian
-
Clinton Group (40)
-
Guelph Formation (5)
-
Keefer Sandstone (8)
-
McKenzie Formation (7)
-
Racine Dolomite (4)
-
Roberts Mountains Formation (1)
-
Rochester Formation (14)
-
Rose Hill Formation (8)
-
Waldron Shale (14)
-
-
Niagaran (79)
-
Perry Mountain Formation (3)
-
Rockwood Formation (2)
-
Sangerville Formation (3)
-
Upper Silurian
-
Bloomsburg Formation (12)
-
Cayugan
-
Tonoloway Limestone (6)
-
Williamsport Sandstone (1)
-
-
Ludlow (17)
-
Pridoli (8)
-
Salina Group (26)
-
-
Vassalboro Formation (3)
-
Waterville Formation (9)
-
-
Talladega Group (10)
-
Tippecanoe Sequence (3)
-
upper Paleozoic
-
Antrim Shale (15)
-
Bakken Formation (1)
-
Kaskaskia Sequence (2)
-
Pictou Group (4)
-
-
Waits River Formation (5)
-
Wissahickon Formation (19)
-
Woodford Shale (4)
-
-
Phanerozoic (27)
-
Precambrian
-
Adirondack Anorthosite (9)
-
Animikie Group (3)
-
Archean
-
Blake River Group (43)
-
Blondeau Formation (1)
-
Gilman Formation (2)
-
Neoarchean (59)
-
Paleoarchean (1)
-
Timiskaming Group (20)
-
-
Baltimore Gneiss (12)
-
Biwabik Iron Formation (2)
-
Catoctin Formation (15)
-
Eocambrian (5)
-
Espanola Formation (8)
-
Flinton Group (6)
-
Great Smoky Group (5)
-
Gunflint Iron Formation (3)
-
Hadean (3)
-
Hamersley Group (1)
-
Levack Gneiss (6)
-
Lewisian Complex (1)
-
middle Precambrian (2)
-
Nipissing Diabase (27)
-
Nonesuch Shale (6)
-
North Shore Volcanics (3)
-
Osler Series (1)
-
Sokoman Formation (1)
-
Stillwater Complex (1)
-
Transvaal Supergroup (1)
-
upper Precambrian
-
Proterozoic
-
Athabasca Formation (1)
-
Baraga Group (1)
-
Coldbrook Group (8)
-
Dedham Granodiorite (4)
-
Great Oxidation Event (1)
-
Huronian
-
Gowganda Formation (17)
-
Onaping Formation (11)
-
-
Keweenawan
-
Copper Harbor Conglomerate (2)
-
Portage Lake Lava Series (3)
-
-
Lorrain Formation (1)
-
Mesoproterozoic
-
Fordham Gneiss (4)
-
Freda Sandstone (2)
-
Helikian
-
Neohelikian (1)
-
-
Stenian (1)
-
-
Negaunee Iron Formation (3)
-
Neoproterozoic
-
Cryogenian (3)
-
Ediacaran (19)
-
Hadrynian (1)
-
Lynchburg Formation (3)
-
Moine Supergroup (1)
-
Tonian (2)
-
Vendian (9)
-
Walden Creek Group (5)
-
-
Oronto Group (2)
-
Paleoproterozoic
-
Aphebian
-
Hurwitz Group (1)
-
-
Birimian (1)
-
Chelmsford Formation (3)
-
Cobalt Group (3)
-
Marquette Range Supergroup (3)
-
Michigamme Formation (3)
-
Thomson Formation (2)
-
Whitewater Group (6)
-
-
-
-
Witwatersrand Supergroup (3)
-
-
-
igneous rocks
-
agglutinates (1)
-
extrusive rocks (3)
-
igneous rocks
-
carbonatites (24)
-
feldspathoid rocks (6)
-
granophyre (16)
-
hypabyssal rocks (6)
-
kimberlite (36)
-
peperite (1)
-
picrite (6)
-
plutonic rocks
-
alnoite (5)
-
anorthosite (75)
-
diabase (102)
-
diorites
-
plagiogranite (2)
-
quartz diorites (16)
-
tonalite (33)
-
trondhjemite (23)
-
-
essexite (2)
-
gabbros
-
norite (31)
-
olivine gabbro (1)
-
troctolite (6)
-
-
granites
-
adamellite (5)
-
alaskite (3)
-
alkali granites (2)
-
aplite (13)
-
A-type granites (8)
-
biotite granite (1)
-
charnockite (18)
-
felsite (4)
-
granite porphyry (1)
-
I-type granites (1)
-
leucogranite (18)
-
microgranite (3)
-
micropegmatite (3)
-
monzogranite (13)
-
rapakivi (1)
-
S-type granites (1)
-
two-mica granite (6)
-
-
granodiorites (37)
-
ijolite (1)
-
jotunite (1)
-
lamproite (2)
-
lamprophyres
-
camptonite (4)
-
kersantite (1)
-
minette (5)
-
monchiquite (2)
-
spessartite (2)
-
-
monzodiorite (7)
-
monzonites
-
mangerite (15)
-
-
pegmatite (178)
-
quartz monzonite (10)
-
syenites
-
albitite (1)
-
alkali syenites (3)
-
bostonite (1)
-
nepheline syenite
-
agpaite (3)
-
foyaite (1)
-
miaskite (1)
-
-
pulaskite (1)
-
quartz syenite (8)
-
-
ultramafics
-
chromitite (3)
-
hornblendite (1)
-
peridotites
-
dunite (12)
-
harzburgite (11)
-
lherzolite (5)
-
-
pyroxenite
-
clinopyroxenite (2)
-
garnet pyroxenite (1)
-
orthopyroxenite (1)
-
websterite (2)
-
-
-
-
porphyry (18)
-
volcanic rocks
-
adakites (3)
-
andesites
-
boninite (3)
-
-
basalts
-
alkali basalts
-
alkali olivine basalt (1)
-
-
flood basalts (10)
-
mid-ocean ridge basalts (13)
-
ocean-island basalts (3)
-
olivine basalt (1)
-
olivine tholeiite (2)
-
shoshonite (3)
-
tholeiite (16)
-
tholeiitic basalt (12)
-
-
basanite (2)
-
dacites (5)
-
glasses (9)
-
komatiite (27)
-
latite (1)
-
limburgite (1)
-
phonolites
-
tinguaite (2)
-
-
pyroclastics
-
ash-flow tuff (4)
-
hyaloclastite (5)
-
ignimbrite (5)
-
pumice (1)
-
tuff (26)
-
tuffite (1)
-
welded tuff (3)
-
-
rhyolites (62)
-
tephrite (1)
-
trachyandesites (2)
-
trachytes (7)
-
-
-
ophiolite (49)
-
volcanic ash (13)
-
wehrlite (2)
-
-
metamorphic rocks
-
K-bentonite (22)
-
metabentonite (8)
-
metamorphic rocks
-
amphibolites
-
orthoamphibolite (2)
-
-
cataclasites (6)
-
eclogite (10)
-
fulgurite (2)
-
garnetite (1)
-
gneisses
-
augen gneiss (4)
-
biotite gneiss (3)
-
granite gneiss (22)
-
orthogneiss (31)
-
paragneiss (21)
-
sillimanite gneiss (2)
-
tonalite gneiss (5)
-
-
granulites (43)
-
hornfels (8)
-
impactites
-
impact breccia
-
suevite (8)
-
-
-
marbles
-
ophicalcite (3)
-
-
metacarbonate rocks (1)
-
metaigneous rocks
-
meta-andesite (2)
-
meta-anorthosite (6)
-
metabasalt (24)
-
metabasite (6)
-
metadacite (2)
-
metadiabase (5)
-
metadiorite (3)
-
metagabbro (33)
-
metagranite (20)
-
metakomatiite (5)
-
metaperidotite (5)
-
metarhyolite (3)
-
metatuff (1)
-
serpentinite (27)
-
-
metaplutonic rocks (34)
-
metasedimentary rocks
-
meta-arkose (2)
-
metachert (1)
-
metaconglomerate (8)
-
metagraywacke (4)
-
metalimestone (1)
-
metapelite (48)
-
metasandstone (6)
-
metasiltstone (2)
-
paragneiss (21)
-
-
metasomatic rocks
-
fenite (4)
-
greisen (14)
-
rodingite (7)
-
serpentinite (27)
-
skarn (31)
-
steatite (1)
-
-
metavolcanic rocks (170)
-
migmatites (35)
-
mylonites
-
pseudotachylite (10)
-
ultramylonite (5)
-
-
phyllites (13)
-
phyllonites (4)
-
quartzites
-
ferruginous quartzite (1)
-
-
schists
-
blueschist (7)
-
chlorite schist (1)
-
greenschist (4)
-
greenstone (18)
-
hornblende schist (4)
-
muscovite schist (1)
-
-
slates (43)
-
-
ophiolite (49)
-
turbidite (51)
-
-
meteorites
-
meteorites
-
iron meteorites (1)
-
stony irons
-
pallasite
-
Brenham Meteorite (1)
-
-
-
stony meteorites
-
achondrites
-
eucrite
-
Moore County Meteorite (1)
-
-
Martian meteorites
-
SNC Meteorites
-
nakhlite (1)
-
-
-
-
chondrites
-
ordinary chondrites (1)
-
-
-
-
-
minerals
-
alloys
-
awaruite (1)
-
electrum (5)
-
niggliite (2)
-
phosphides (1)
-
silicides (2)
-
-
amosite (1)
-
antimonates (1)
-
antimonides (2)
-
arsenates
-
scorodite (3)
-
-
arsenides
-
arsenopyrite (14)
-
cobaltite (2)
-
gersdorffite (1)
-
lollingite (1)
-
maucherite (1)
-
pararammelsbergite (1)
-
rammelsbergite (2)
-
safflorite (1)
-
skutterudite (2)
-
sperrylite (4)
-
-
arsenites
-
mixite (2)
-
-
bismuthides
-
froodite (5)
-
michenerite (8)
-
-
borates
-
boracite (2)
-
fluoborite (1)
-
hydroboracite (1)
-
szaibelyite (1)
-
vonsenite (2)
-
-
carbonates
-
ankerite (3)
-
aragonite (10)
-
bastnaesite (4)
-
calcite (109)
-
cancrinite (2)
-
cerussite (1)
-
dawsonite (4)
-
dolomite (83)
-
hydrotalcite (2)
-
Iceland spar (1)
-
magnesian calcite (3)
-
magnesite (4)
-
pyroaurite (2)
-
rhodochrosite (6)
-
siderite (11)
-
sphaerosiderite (1)
-
strontianite (2)
-
synchysite (2)
-
thaumasite (3)
-
vaterite (1)
-
weloganite (1)
-
witherite (1)
-
-
halides
-
bromides (1)
-
chlorides
-
boracite (2)
-
eudialyte (11)
-
halite (17)
-
sylvite (4)
-
-
fluorides
-
bastnaesite (4)
-
clinohumite (1)
-
cryolite (1)
-
fluoborite (1)
-
fluorite (15)
-
humite (1)
-
norbergite (3)
-
synchysite (2)
-
topaz (11)
-
zinnwaldite (1)
-
-
-
hydrates (10)
-
K-bentonite (22)
-
manganese minerals (9)
-
metabentonite (8)
-
minerals (463)
-
molybdates
-
ferrimolybdite (1)
-
-
native elements
-
diamond (7)
-
graphite (28)
-
-
nitrates (2)
-
organic minerals
-
amber (6)
-
-
oxalates
-
weddellite (1)
-
whewellite (2)
-
-
oxides
-
aluminum oxides (2)
-
anatase (7)
-
baddeleyite (16)
-
bayerite (1)
-
birnessite (1)
-
boehmite (1)
-
brannerite (1)
-
brookite (1)
-
brucite (1)
-
cassiterite (12)
-
chrome spinel (4)
-
chromite (10)
-
chrysoberyl (1)
-
corundum (11)
-
cryptomelane (2)
-
diaspore (4)
-
ferrihydrite (3)
-
franklinite (8)
-
gahnite (6)
-
gibbsite (10)
-
goethite (18)
-
groutite (2)
-
hematite (35)
-
hercynite (2)
-
hoegbomite (5)
-
hollandite (2)
-
hydroxides
-
iron hydroxides (10)
-
oxyhydroxides (4)
-
schoepite (1)
-
-
ilmenite (36)
-
iron oxides (29)
-
jacobsite (2)
-
lepidocrocite (5)
-
leucoxene (2)
-
limonite (5)
-
lithiophorite (2)
-
maghemite (1)
-
magnesium oxides (2)
-
magnetite (78)
-
manganese oxides (5)
-
manganosite (2)
-
martite (2)
-
nigerite (1)
-
niobates
-
aeschynite (1)
-
betafite (2)
-
columbite (12)
-
euxenite (3)
-
loparite (1)
-
nenadkevichite (1)
-
pyrochlore (2)
-
samarskite (2)
-
tapiolite (1)
-
-
nordstrandite (2)
-
perovskite (2)
-
pseudobrookite (1)
-
psilomelane (1)
-
pyrolusite (2)
-
pyrophanite (3)
-
ramsdellite (1)
-
rutile (33)
-
sapphire (2)
-
senarmontite (1)
-
spinel (23)
-
spinel group (4)
-
tantalates
-
betafite (2)
-
euxenite (3)
-
microlite (1)
-
stibiotantalite (1)
-
tantalite (7)
-
wodginite (1)
-
-
titanium oxides (8)
-
titanomagnetite (1)
-
ulvospinel (3)
-
uraninite (12)
-
wustite (1)
-
zincite (4)
-
-
phosphates
-
amblygonite (2)
-
apatite (75)
-
autunite (1)
-
beraunite (1)
-
brushite (1)
-
cacoxenite (1)
-
chlorapatite (1)
-
crandallite (3)
-
eosphorite (1)
-
fluorapatite (10)
-
francolite (2)
-
goyazite (1)
-
graftonite (5)
-
herderite (2)
-
hureaulite (1)
-
hydroxylapatite (1)
-
lazulite (2)
-
lithiophilite (4)
-
monazite (71)
-
montebrasite (4)
-
rhabdophane (3)
-
rockbridgeite (1)
-
sarcopside (5)
-
triphylite (4)
-
turquoise (1)
-
vivianite (5)
-
wavellite (2)
-
whitlockite (3)
-
xenotime (5)
-
-
platinum minerals (7)
-
selenides (4)
-
silicates
-
aluminosilicates (10)
-
asbestos (18)
-
borosilicates (7)
-
chain silicates
-
aenigmatite group
-
sapphirine (4)
-
-
amphibole group
-
alkalic amphibole (2)
-
clinoamphibole
-
actinolite (10)
-
arfvedsonite (5)
-
cummingtonite (10)
-
edenite (3)
-
ferrohastingsite (1)
-
glaucophane (3)
-
grunerite (2)
-
hastingsite (5)
-
hornblende (63)
-
kaersutite (2)
-
magnesioriebeckite (2)
-
pargasite (6)
-
richterite (2)
-
riebeckite (2)
-
tirodite (1)
-
tremolite (14)
-
tschermakite (1)
-
-
orthoamphibole
-
anthophyllite (7)
-
gedrite (8)
-
holmquistite (1)
-
-
-
astrophyllite (7)
-
prehnite (5)
-
pyroxene group
-
clinopyroxene
-
aegirine (15)
-
augite (10)
-
clinoenstatite (1)
-
diopside (16)
-
pigeonite (2)
-
spodumene (11)
-
-
orthopyroxene
-
enstatite (8)
-
ferrosilite (2)
-
hypersthene (4)
-
-
-
pyroxmangite (1)
-
rhodonite group
-
babingtonite (5)
-
rhodonite (5)
-
-
wollastonite group
-
bustamite (1)
-
pectolite (4)
-
wollastonite (5)
-
-
xonotlite (1)
-
-
feldspathoids (1)
-
framework silicates
-
cancrinite (2)
-
danburite (1)
-
feldspar group
-
alkali feldspar
-
anorthoclase (1)
-
celsian (1)
-
hyalophane (2)
-
K-feldspar (37)
-
microcline (12)
-
orthoclase (4)
-
perthite (9)
-
sanidine (2)
-
-
antiperthite (2)
-
barium feldspar
-
celsian (1)
-
hyalophane (2)
-
-
plagioclase
-
albite (29)
-
andesine (2)
-
anorthite (3)
-
peristerite (1)
-
-
-
leucite (1)
-
nepheline group
-
nepheline (11)
-
-
scapolite group
-
scapolite (7)
-
-
silica minerals
-
chalcedony (2)
-
chrysoprase (1)
-
coesite (1)
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cristobalite (3)
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jasper (1)
-
opal
-
opal-A (1)
-
opal-CT (1)
-
-
quartz (136)
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tridymite (3)
-
-
sodalite group
-
genthelvite (1)
-
helvite (2)
-
sodalite (7)
-
-
zeolite group
-
analcime (10)
-
chabazite (2)
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edingtonite (1)
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epistilbite (2)
-
garronite (1)
-
gmelinite (2)
-
heulandite (1)
-
laumontite (1)
-
leonhardite (1)
-
natrolite (7)
-
pollucite (14)
-
stilbite (2)
-
thomsonite (1)
-
-
-
hyalite (1)
-
neptunite (2)
-
orthosilicates
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nesosilicates
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andalusite (3)
-
braunite (2)
-
chloritoid (8)
-
chondrodite (5)
-
clinohumite (1)
-
cyrtolite (1)
-
datolite group
-
datolite (2)
-
-
dumortierite (2)
-
garnet group
-
almandine (12)
-
andradite (7)
-
grossular (13)
-
hydrogarnet
-
hibschite (1)
-
hydrogrossular (1)
-
-
melanite (1)
-
pyrope (10)
-
schorlomite (1)
-
spessartine (3)
-
uvarovite (1)
-
vanadium garnet (1)
-
-
humite (1)
-
kyanite (16)
-
norbergite (3)
-
olivine group
-
fayalite (4)
-
forsterite (1)
-
laihunite (1)
-
monticellite (2)
-
olivine (23)
-
tephroite (2)
-
-
phenakite group
-
eucryptite (1)
-
phenakite (1)
-
willemite (5)
-
-
sillimanite (25)
-
staurolite (25)
-
thaumasite (3)
-
titanite group
-
titanite (36)
-
-
topaz (11)
-
zircon group
-
thorite (2)
-
zircon (356)
-
-
-
sorosilicates
-
axinite group (1)
-
barylite (1)
-
bertrandite (1)
-
chevkinite group
-
chevkinite (2)
-
perrierite (1)
-
-
epidote group
-
allanite (8)
-
epidote (13)
-
piemontite (1)
-
zoisite (4)
-
-
ilvaite (1)
-
kornerupine (1)
-
pumpellyite group
-
pumpellyite (2)
-
-
vesuvianite (7)
-
-
-
ring silicates
-
aquamarine (1)
-
beryl (13)
-
cordierite (16)
-
emerald (3)
-
eudialyte (11)
-
labuntsovite (3)
-
milarite group
-
milarite (1)
-
-
nenadkevichite (1)
-
tourmaline group
-
dravite (3)
-
elbaite (1)
-
schorl (2)
-
uvite (2)
-
-
-
sheet silicates
-
apophyllite (3)
-
chlorite group
-
chamosite (5)
-
chlorite (57)
-
kammererite (2)
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sudoite (1)
-
-
clay minerals
-
beidellite (1)
-
dickite (4)
-
halloysite (3)
-
hisingerite (1)
-
kaolinite (58)
-
metahalloysite (1)
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montmorillonite (11)
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nontronite (1)
-
saponite (2)
-
smectite (32)
-
stevensite (2)
-
vermiculite (20)
-
-
clintonite (1)
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corrensite (6)
-
gillespite (1)
-
gyrolite (2)
-
hydromica (1)
-
illite (47)
-
margarite (4)
-
mica group
-
biotite (113)
-
celadonite (2)
-
fluor-phlogopite (2)
-
fuchsite (4)
-
glauconite (28)
-
lepidolite (7)
-
muscovite (82)
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paragonite (4)
-
phengite (2)
-
phlogopite (23)
-
polylithionite (3)
-
zinnwaldite (1)
-
-
palygorskite (7)
-
pyrophyllite (7)
-
rectorite (3)
-
sepiolite (1)
-
sericite (6)
-
serpentine group
-
antigorite (3)
-
berthierine (3)
-
chrysotile (17)
-
cronstedtite (2)
-
lizardite (1)
-
serpentine (12)
-
-
stilpnomelane (4)
-
talc (21)
-
-
-
sulfates
-
anglesite (1)
-
anhydrite (22)
-
barite (28)
-
bassanite (1)
-
celestine (11)
-
ettringite (2)
-
glauberite (1)
-
gypsum (26)
-
halotrichite (1)
-
iron sulfates (1)
-
jarosite (7)
-
melanterite (4)
-
mirabilite (2)
-
pickeringite (1)
-
rozenite (2)
-
thaumasite (3)
-
-
sulfides
-
aikinite (1)
-
argentite (1)
-
arsenopyrite (14)
-
bismuthinite (1)
-
bohdanowiczite (2)
-
bornite (7)
-
chalcocite (2)
-
chalcopyrite (27)
-
cobaltite (2)
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copper sulfides (3)
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covellite (1)
-
cubanite (3)
-
galena (29)
-
genthelvite (1)
-
gersdorffite (1)
-
greenockite (1)
-
greigite (3)
-
gudmundite (2)
-
heazlewoodite (2)
-
helvite (2)
-
iron sulfides (5)
-
kesterite (1)
-
marcasite (5)
-
mawsonite (1)
-
millerite (4)
-
molybdenite (16)
-
nickel sulfides (6)
-
pentlandite (12)
-
pyrite (97)
-
pyrrhotite (47)
-
roquesite (1)
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smythite (2)
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sphalerite (52)
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stannoidite (1)
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stibnite (2)
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tochilinite (1)
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ullmannite (1)
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valleriite (1)
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violarite (1)
-
wurtzite (6)
-
zinc sulfides (3)
-
-
sulfosalts
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sulfantimonites
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freibergite (1)
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kobellite (1)
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polybasite (1)
-
tetrahedrite (3)
-
-
sulfarsenates
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enargite (1)
-
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sulfarsenites
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dufrenoysite (1)
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jordanite (2)
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pearceite (2)
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proustite (1)
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tennantite (4)
-
-
sulfobismuthites
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matildite (2)
-
-
sulfostannates
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stannite (4)
-
-
-
tellurides
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hessite (2)
-
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tungstates
-
scheelite (5)
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stolzite (1)
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wolframite (3)
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-
uranium minerals (2)
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wehrlite (2)
-
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Primary terms
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absolute age (906)
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academic institutions (6)
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Africa
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South Africa
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Antarctica
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Asia
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Far East
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North Atlantic
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Northwest Atlantic
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South Atlantic
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bacteria
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Deep Sea Drilling Project
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IPOD
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DSDP Site 603 (10)
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Leg 48
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Leg 62
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DSDP Site 463 (2)
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Leg 68
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Leg 71
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Leg 73
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Leg 76
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Leg 78A
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Leg 79
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Leg 80
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DSDP Site 548 (4)
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Leg 81
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DSDP Site 552 (2)
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Leg 82
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DSDP Site 558 (1)
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Leg 86
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DSDP Site 577 (1)
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Leg 93
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DSDP Site 604 (2)
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DSDP Site 605 (2)
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Leg 94
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Leg 95
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DSDP Site 612 (11)
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Leg 10
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DSDP Site 94 (2)
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Leg 11
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DSDP Site 100 (1)
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Leg 12
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DSDP Site 111 (1)
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Leg 14
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DSDP Site 144 (3)
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Leg 15
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DSDP Site 149 (1)
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Leg 2
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Leg 3
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DSDP Site 14 (1)
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Leg 36
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DSDP Site 329 (1)
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Leg 39
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DSDP Site 356 (1)
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DSDP Site 357 (1)
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Leg 40
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DSDP Site 360 (1)
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DSDP Site 362 (1)
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DSDP Site 363 (1)
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DSDP Site 364 (1)
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Leg 41
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DSDP Site 366 (1)
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Leg 43
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DSDP Site 384 (1)
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Leg 44
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DSDP Site 390 (1)
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upper Mesozoic (4)
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radium
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silver (29)
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Ocean Drilling Program
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Leg 105
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ODP Site 645 (1)
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Leg 108
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Leg 110
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Leg 177
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paleoecology (614)
-
paleogeography (469)
-
paleomagnetism (217)
-
paleontology (1121)
-
Paleozoic
-
Arbuckle Group (1)
-
Bedford Shale (9)
-
Berea Sandstone (32)
-
Bird Spring Formation (1)
-
Bucksport Formation (1)
-
Cambrian
-
Acadian (37)
-
Conasauga Group (22)
-
Lower Cambrian
-
Antietam Formation (5)
-
Chilhowee Group (15)
-
Dunham Dolomite (1)
-
Kinzers Formation (7)
-
Murphy Marble (5)
-
Pinney Hollow Formation (1)
-
Rome Formation (21)
-
Shady Dolomite (14)
-
Tommotian (1)
-
Zabriskie Quartzite (1)
-
-
Middle Cambrian
-
Burgess Shale (4)
-
Marjum Formation (1)
-
Wheeler Formation (1)
-
-
Pioche Shale (1)
-
Upper Cambrian
-
Bonneterre Formation (1)
-
Copper Ridge Dolomite (12)
-
Dresbachian (4)
-
Eau Claire Formation (7)
-
Franconia Formation (2)
-
Furongian
-
Paibian (1)
-
-
Galesville Sandstone (3)
-
Goldenville Formation (5)
-
Lamotte Sandstone (1)
-
Maynardville Limestone (5)
-
Mount Simon Sandstone (18)
-
Potsdam Sandstone (26)
-
Steptoean (2)
-
Trempealeauan (4)
-
Wonewoc Formation (1)
-
-
-
Cape Elizabeth Formation (3)
-
Carboniferous
-
Albert Formation (12)
-
Culm (1)
-
Diamond Peak Formation (1)
-
Jackfork Group (1)
-
Lower Carboniferous
-
Dinantian (27)
-
-
Mabou Group (5)
-
Middle Carboniferous (6)
-
Mississippian
-
Barnett Shale (4)
-
Big Injun Sandstone (1)
-
Borden Group (27)
-
Charles Formation (1)
-
Harrodsburg Limestone (12)
-
Logan Formation (6)
-
Lower Mississippian
-
Chouteau Limestone (1)
-
Cuyahoga Formation (11)
-
Fort Payne Formation (33)
-
Kinderhookian (10)
-
Lake Valley Formation (1)
-
Osagian
-
Burlington Limestone (9)
-
Keokuk Limestone (10)
-
-
Pocono Formation (13)
-
Tournaisian (12)
-
-
Middle Mississippian
-
Visean
-
upper Visean (1)
-
-
-
Newman Limestone (12)
-
Price Formation (8)
-
Ramp Creek Formation (7)
-
Sunbury Shale (13)
-
Upper Mississippian
-
Bangor Limestone (8)
-
Chesterian
-
Golconda Formation (3)
-
Imo Formation (5)
-
Renault Formation (4)
-
-
Fayetteville Formation (1)
-
Greenbrier Limestone (17)
-
Hartselle Sandstone (10)
-
Heath Formation (1)
-
Hinton Formation (5)
-
Mauch Chunk Formation (19)
-
Meramecian
-
Saint Louis Limestone (9)
-
Sainte Genevieve Limestone (10)
-
Salem Limestone (22)
-
Warsaw Formation (8)
-
-
Monteagle Limestone (8)
-
Parkwood Formation (6)
-
Pennington Formation (18)
-
Pitkin Limestone (1)
-
Pride Mountain Formation (2)
-
Serpukhovian (2)
-
-
Valmeyeran (3)
-
Windsor Group (13)
-
-
Namurian (13)
-
Pennsylvanian
-
Brazil Formation (1)
-
Conemaugh Group (32)
-
Cumberland Group (10)
-
Francis Creek Shale (2)
-
Freeport Formation (7)
-
Joggins Formation (20)
-
Kittanning Formation (10)
-
Lower Pennsylvanian
-
Bashkirian (3)
-
Caseyville Formation (2)
-
Crab Orchard Mountains Group (2)
-
Gizzard Group (3)
-
Lee Formation (9)
-
Morrowan (8)
-
New River Formation (6)
-
Pocahontas Formation (9)
-
-
Mansfield Formation (8)
-
Mary Lee Coal (3)
-
Mattoon Formation (1)
-
Middle Pennsylvanian
-
Allegheny Group (48)
-
Atokan
-
Atoka Formation (1)
-
-
Breathitt Formation (17)
-
Carbondale Formation (5)
-
Danville Coal Member (1)
-
Desmoinesian
-
Cherokee Group (1)
-
Labette Shale (1)
-
-
Dugger Formation (5)
-
Kanawha Formation (13)
-
Moscovian (1)
-
Paradox Formation (1)
-
Staunton Formation (1)
-
Tradewater Formation (1)
-
-
Monongahela Group (17)
-
Pittsburgh Coal (6)
-
Pottsville Group (45)
-
Saginaw Formation (3)
-
Sharon Conglomerate (6)
-
Springfield Coal Member (1)
-
Upper Pennsylvanian
-
Ames Limestone (6)
-
Glenshaw Formation (7)
-
Kasimovian (1)
-
Missourian
-
Lansing Group (1)
-
-
Virgilian
-
Lawrence Formation (1)
-
Shawnee Group (1)
-
-
-
Westerly Granite (2)
-
-
Upper Carboniferous
-
Stephanian (2)
-
Westphalian (28)
-
-
-
Casco Bay Group (5)
-
Casper Formation (1)
-
Catskill Formation (30)
-
Chattanooga Shale (24)
-
Cow Head Group (1)
-
Deadwood Formation (1)
-
Devonian
-
Barre Granite (1)
-
Cedar City Formation (1)
-
Fisset Brook Formation (1)
-
Genesee Group (13)
-
Gile Mountain Formation (6)
-
Levis Shale (3)
-
Lost Burro Formation (1)
-
Lower Devonian
-
Battery Point Formation (5)
-
Coeymans Formation (7)
-
Emsian (27)
-
Gedinnian (2)
-
Helderbergian (4)
-
Littleton Formation (10)
-
Lochkovian (10)
-
Manlius Formation (15)
-
Oriskany Sandstone (48)
-
Pragian (3)
-
Seboomook Formation (2)
-
Shap Granite (1)
-
Siegenian (4)
-
York River Formation (4)
-
-
Middle Devonian
-
Boyle Dolomite (3)
-
Columbus Limestone (14)
-
Couvinian (1)
-
Delaware Limestone (7)
-
Detroit River Group (12)
-
Dundee Limestone (12)
-
Eifelian (27)
-
Givetian (35)
-
Hamilton Group (75)
-
Jeffersonville Limestone (7)
-
Ludlowville Formation (18)
-
Mahantango Formation (12)
-
Marcellus Shale (94)
-
Moscow Formation (22)
-
Onondaga Limestone (48)
-
Sylvania Formation (2)
-
Tioga Bentonite (6)
-
Tully Limestone (21)
-
-
Miette Complex (1)
-
Millboro Shale (6)
-
Old Red Sandstone (4)
-
Traverse Group (19)
-
Upper Devonian
-
Brallier Shale (9)
-
Canadaway Group (5)
-
Chemung Formation (12)
-
Cleveland Member (11)
-
Famennian
-
lower Famennian (1)
-
upper Famennian (2)
-
Wabamun Group (1)
-
-
Frasnian
-
upper Frasnian (2)
-
-
Hampshire Formation (9)
-
Huron Member (15)
-
Jefferson Group (1)
-
Kellwasser event (5)
-
Nisku Formation (1)
-
Ohio Shale (37)
-
Olentangy Shale (6)
-
Perry Formation (6)
-
Sonyea Group (7)
-
West Falls Formation (5)
-
-
-
Dunkard Group (15)
-
Ellis Bay Formation (3)
-
Hartland Formation (4)
-
Helderberg Group (28)
-
Hidden Valley Dolomite (1)
-
Horton Group (7)
-
Keyser Limestone (10)
-
Kittery Formation (1)
-
Knox Group (44)
-
lower Paleozoic
-
Ashe Formation (12)
-
Bay of Islands Ophiolite (3)
-
Berwick Formation (1)
-
Cape Phillips Formation (3)
-
Chopawamsic Formation (5)
-
Conococheague Formation (17)
-
Elberton Granite (1)
-
Glenarm Series (15)
-
Henderson Gneiss (2)
-
Penobscot Formation (5)
-
Rose Run Sandstone (10)
-
Wilmington Complex (8)
-
-
Manhattan Formation (5)
-
Matapedia Group (9)
-
Merrimack Group (2)
-
middle Paleozoic
-
Hillabee Chlorite Schist (2)
-
-
New Albany Shale (20)
-
Ordovician
-
Catoche Formation (1)
-
Chickamauga Group (6)
-
Clays Ferry Formation (3)
-
Davidsville Group (3)
-
Eureka Quartzite (1)
-
Gander Lake Group (3)
-
Gull River Formation (4)
-
Lexington Limestone (12)
-
Lower Ordovician
-
Arenigian (14)
-
Beekmantown Group (33)
-
El Paso Group (1)
-
Ellenburger Group (1)
-
Epler Formation (1)
-
Ibexian (3)
-
Kingsport Formation (5)
-
Mascot Dolomite (7)
-
Prairie du Chien Group (5)
-
Shakopee Formation (1)
-
Tremadocian
-
Halifax Formation (6)
-
-
-
Martinsburg Formation (35)
-
Meguma Group (19)
-
Middle Ordovician
-
Ammonoosuc Volcanics (12)
-
Black River Group (28)
-
Blackriverian (8)
-
Bromide Formation (9)
-
Champlainian (3)
-
Chazy Group (9)
-
Chazyan (10)
-
Cloridorme Formation (9)
-
Darriwilian (5)
-
Decorah Shale (3)
-
Deicke Bentonite Bed (5)
-
Dolgeville Formation (6)
-
Galena Dolomite (3)
-
Glenwood Shale (4)
-
High Bridge Group (1)
-
Lenoir Limestone (5)
-
Llandeilian (2)
-
Llanvirnian (3)
-
Millbrig Bentonite Bed (7)
-
Normanskill Formation (8)
-
Partridge Formation (2)
-
Platteville Formation (3)
-
Saint Peter Sandstone (11)
-
Schenectady Formation (2)
-
Shadow Lake Formation (1)
-
Stones River Group (3)
-
Whiterockian (1)
-
-
Miramichi Group (5)
-
Montoya Group (1)
-
Tetagouche Group (32)
-
Trenton Group (89)
-
Upper Ordovician
-
Ashgillian (18)
-
Caradocian (20)
-
Cincinnatian
-
Maysvillian (9)
-
Richmondian (22)
-
-
Cortlandt Complex (5)
-
Edenian
-
Eden Shale (2)
-
-
Fairview Formation (20)
-
Fernvale Formation (1)
-
Hirnantian (8)
-
Juniata Formation (15)
-
Katian (37)
-
Kope Formation (41)
-
Lorraine Group (3)
-
Maquoketa Formation (7)
-
Mohawkian (11)
-
Neda Formation (1)
-
Queenston Shale (14)
-
Red River Formation (2)
-
Reedsville Formation (5)
-
Sandbian (8)
-
Trentonian (82)
-
Whitewater Formation (5)
-
-
Utica Shale (35)
-
Viola Limestone (3)
-
Womble Shale (1)
-
-
Permian
-
Chase Group (1)
-
Council Grove Group (1)
-
Lower Permian
-
Wolfcampian (1)
-
-
Middle Permian (1)
-
Newcastle Coal Measures (1)
-
Phosphoria Formation (1)
-
Stone Corral Formation (1)
-
Upper Permian (4)
-
-
Petersburg Granite (2)
-
Rangeley Formation (9)
-
Rondout Formation (4)
-
Sauk Sequence (6)
-
Shawangunk Formation (5)
-
Silurian
-
Bass Islands Dolomite (4)
-
Clinch Sandstone (3)
-
Crab Orchard Formation (1)
-
Henryhouse Formation (1)
-
Lockport Formation (33)
-
Lower Silurian
-
Brassfield Formation (24)
-
Grimsby Sandstone (9)
-
Llandovery
-
Aeronian (4)
-
Rhuddanian (3)
-
Telychian (1)
-
-
Tuscarora Formation (25)
-
Wenlock
-
Homerian (3)
-
-
Whirlpool Sandstone (10)
-
-
Middle Silurian
-
Clinton Group (40)
-
Guelph Formation (5)
-
Keefer Sandstone (8)
-
McKenzie Formation (7)
-
Racine Dolomite (4)
-
Roberts Mountains Formation (1)
-
Rochester Formation (14)
-
Rose Hill Formation (8)
-
Waldron Shale (14)
-
-
Niagaran (79)
-
Perry Mountain Formation (3)
-
Rockwood Formation (2)
-
Sangerville Formation (3)
-
Upper Silurian
-
Bloomsburg Formation (12)
-
Cayugan
-
Tonoloway Limestone (6)
-
Williamsport Sandstone (1)
-
-
Ludlow (17)
-
Pridoli (8)
-
Salina Group (26)
-
-
Vassalboro Formation (3)
-
Waterville Formation (9)
-
-
Talladega Group (10)
-
Tippecanoe Sequence (3)
-
upper Paleozoic
-
Antrim Shale (15)
-
Bakken Formation (1)
-
Kaskaskia Sequence (2)
-
Pictou Group (4)
-
-
Waits River Formation (5)
-
Wissahickon Formation (19)
-
Woodford Shale (4)
-
-
palynology (11)
-
palynomorphs
-
acritarchs (32)
-
Chitinozoa (25)
-
Dinoflagellata
-
Deflandrea (1)
-
-
megaspores (4)
-
miospores
-
Momipites (1)
-
Normapolles (1)
-
pollen (70)
-
-
-
paragenesis (166)
-
permafrost (12)
-
petroleum
-
natural gas
-
coalbed methane (9)
-
shale gas (18)
-
-
shale oil (4)
-
-
petrology (922)
-
Phanerozoic (27)
-
phase equilibria (207)
-
phosphate deposits (6)
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phosphorus (26)
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placers (13)
-
Plantae
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algae
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calcareous algae (6)
-
Chlorophyta
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Botryococcus (1)
-
Charophyta (5)
-
Chlorophyceae
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Codiaceae (1)
-
Dasycladaceae (5)
-
-
Desmidiales (1)
-
Tasmanites (2)
-
-
Coccolithophoraceae (2)
-
diatoms (28)
-
Epiphyton (3)
-
nannofossils
-
Discoasteridae (3)
-
-
Phaeophyta (4)
-
Pyrrhophyta (1)
-
Rhodophyta
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Corallinaceae
-
Archaeolithothamnium (1)
-
-
-
-
Bryophyta
-
Hepaticae (1)
-
Musci
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Sphagnum (1)
-
-
-
Pteridophyta
-
Filicopsida
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Archaeopteris (2)
-
-
Lycopsida
-
Lepidodendron (2)
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Stigmaria (1)
-
-
Psilopsida (1)
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Sphenopsida
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Equisetales
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Calamites (1)
-
-
-
-
Spermatophyta
-
Angiospermae
-
Dicotyledoneae
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Acer (2)
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Betula (1)
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Carya (2)
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Dryas (1)
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Platanus (1)
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Platycarya (1)
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Quercus (4)
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Ulmus (1)
-
-
Monocotyledoneae
-
Gramineae
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Spartina
-
Spartina alterniflora (2)
-
-
-
-
-
Gymnospermae
-
Bennettitales (1)
-
Coniferales
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Picea (5)
-
Pinaceae
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Abies (1)
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Larix (1)
-
Pinus (3)
-
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Taxodium (1)
-
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Cordaitales
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Cordaites (1)
-
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Cycadales (1)
-
Ginkgoales
-
Ginkgo (1)
-
-
Pteridospermae
-
Neuropteris (1)
-
-
-
-
-
plate tectonics (395)
-
pollution (281)
-
potash (8)
-
Precambrian
-
Adirondack Anorthosite (9)
-
Animikie Group (3)
-
Archean
-
Blake River Group (43)
-
Blondeau Formation (1)
-
Gilman Formation (2)
-
Neoarchean (59)
-
Paleoarchean (1)
-
Timiskaming Group (20)
-
-
Baltimore Gneiss (12)
-
Biwabik Iron Formation (2)
-
Catoctin Formation (15)
-
Eocambrian (5)
-
Espanola Formation (8)
-
Flinton Group (6)
-
Great Smoky Group (5)
-
Gunflint Iron Formation (3)
-
Hadean (3)
-
Hamersley Group (1)
-
Levack Gneiss (6)
-
Lewisian Complex (1)
-
middle Precambrian (2)
-
Nipissing Diabase (27)
-
Nonesuch Shale (6)
-
North Shore Volcanics (3)
-
Osler Series (1)
-
Sokoman Formation (1)
-
Stillwater Complex (1)
-
Transvaal Supergroup (1)
-
upper Precambrian
-
Proterozoic
-
Athabasca Formation (1)
-
Baraga Group (1)
-
Coldbrook Group (8)
-
Dedham Granodiorite (4)
-
Great Oxidation Event (1)
-
Huronian
-
Gowganda Formation (17)
-
Onaping Formation (11)
-
-
Keweenawan
-
Copper Harbor Conglomerate (2)
-
Portage Lake Lava Series (3)
-
-
Lorrain Formation (1)
-
Mesoproterozoic
-
Fordham Gneiss (4)
-
Freda Sandstone (2)
-
Helikian
-
Neohelikian (1)
-
-
Stenian (1)
-
-
Negaunee Iron Formation (3)
-
Neoproterozoic
-
Cryogenian (3)
-
Ediacaran (19)
-
Hadrynian (1)
-
Lynchburg Formation (3)
-
Moine Supergroup (1)
-
Tonian (2)
-
Vendian (9)
-
Walden Creek Group (5)
-
-
Oronto Group (2)
-
Paleoproterozoic
-
Aphebian
-
Hurwitz Group (1)
-
-
Birimian (1)
-
Chelmsford Formation (3)
-
Cobalt Group (3)
-
Marquette Range Supergroup (3)
-
Michigamme Formation (3)
-
Thomson Formation (2)
-
Whitewater Group (6)
-
-
-
-
Witwatersrand Supergroup (3)
-
-
problematic fossils
-
Calcisphaerulidae (1)
-
problematic microfossils
-
Bolboforma (1)
-
-
-
Pterobranchia (1)
-
reclamation (29)
-
reefs (142)
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remote sensing (89)
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reservoirs (22)
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roads (25)
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rock mechanics (69)
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salt deposits (1)
-
sand deposits (2)
-
sea water (34)
-
sea-floor spreading (13)
-
sea-level changes (330)
-
sedimentary petrology (715)
-
sedimentary rocks
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bauxite (10)
-
bone beds (4)
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carbonate rocks
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beachrock (2)
-
boundstone (9)
-
chalk (6)
-
dolostone (104)
-
grainstone (28)
-
limestone
-
biomicrite (2)
-
biosparite (4)
-
calcarenite (7)
-
calcilutite (2)
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coquina (1)
-
micrite (15)
-
microbialite (2)
-
oolitic limestone (4)
-
-
packstone (22)
-
travertine (3)
-
wackestone (23)
-
-
chemically precipitated rocks
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chert (34)
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duricrust (1)
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evaporites
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salt (15)
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sylvinite (1)
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iron formations
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banded iron formations (8)
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ironstone (5)
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phosphate rocks (14)
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silcrete (4)
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tufa (3)
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weathering crust (1)
-
-
clastic rocks
-
arenite
-
litharenite (2)
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quartz arenite (15)
-
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argillite (13)
-
arkose (5)
-
bentonite (37)
-
black shale (107)
-
claystone (24)
-
conglomerate
-
quartz-pebble conglomerate (5)
-
-
diamictite (15)
-
fanglomerate (2)
-
graywacke (21)
-
marl (15)
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mudstone (105)
-
orthoquartzite (6)
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porcellanite (2)
-
red beds (64)
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sandstone (384)
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shale (295)
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siltstone (80)
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tillite (6)
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tonstein (3)
-
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coal
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anthracite (21)
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bituminous coal (7)
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lignite (8)
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subbituminous coal (1)
-
-
gas sands (1)
-
gas shale (16)
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oil sands (2)
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oil shale (17)
-
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sedimentary structures
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bedding plane irregularities
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antidunes (4)
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dune structures (7)
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flute casts (6)
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fossil ice wedges (2)
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grooves (4)
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mud lumps (1)
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mudcracks (9)
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ripple marks (39)
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sand ridges (7)
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sand waves (13)
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scour marks (1)
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biogenic structures
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algal structures
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algal mats (5)
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algal mounds (3)
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banks (2)
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bioherms
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mud mounds (3)
-
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bioturbation (48)
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carbonate banks (5)
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girvanella (3)
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lebensspuren (20)
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microbial mats
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