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NARROW
Format
Article Type
Journal
Publisher
Section
GeoRef Subject
-
all geography including DSDP/ODP Sites and Legs
-
Admiralty Bay (1)
-
Africa
-
Adrar des Iforas (1)
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Afar (2)
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Central Africa
-
Angola (1)
-
-
East Africa
-
Afar Depression (2)
-
Djibouti (2)
-
Ethiopia
-
Fantale (2)
-
-
Kenya
-
Kenya Rift valley (8)
-
Turkana District (1)
-
-
Lake Turkana (2)
-
Sudan (2)
-
Tanzania (2)
-
Turkana Basin (1)
-
-
East African Lakes
-
Lake Turkana (2)
-
-
East African Rift (3)
-
Gregory Rift (1)
-
Lebombo Mountains (2)
-
Madagascar (1)
-
North Africa
-
Algeria
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Ahaggar (1)
-
-
Egypt
-
Eastern Desert (1)
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Sinai Egypt (2)
-
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Tunisia (1)
-
-
Nubian Shield (4)
-
Southern Africa
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Botswana (1)
-
Kaapvaal Craton (5)
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Karoo Basin (4)
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Namibia
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Damara Belt (1)
-
-
South Africa
-
Bushveld Complex (1)
-
Cape Province region (2)
-
Free State South Africa (1)
-
Klerksdorp Field (1)
-
KwaZulu-Natal South Africa (1)
-
Murchison greenstone belt (1)
-
Northern Cape Province South Africa
-
Kimberley South Africa (2)
-
-
Transvaal region (3)
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Vaal River (1)
-
Western Cape Province South Africa (1)
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Witwatersrand (2)
-
-
Zimbabwe (2)
-
-
West Africa
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Adamawa (1)
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Benue Valley (1)
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Cameroon (2)
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Mali (1)
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Nigeria (3)
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Zimbabwe Craton (1)
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Alexander Terrane (2)
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Altiplano (3)
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Anglesey (1)
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Animas River basin (1)
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Annette Island (1)
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Antarctica
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Amundsen Sea (1)
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Antarctic ice sheet
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West Antarctic ice sheet (1)
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Antarctic Peninsula
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Graham Land (3)
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Larsen Ice Shelf (1)
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East Antarctica (1)
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Ellsworth Land (2)
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Marie Byrd Land (1)
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South Shetland Islands
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Deception Island (1)
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Victoria Land (2)
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West Antarctica (1)
-
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Arctic region
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Greenland
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Greenland ice sheet (1)
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Russian Arctic (1)
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Svalbard
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Spitsbergen (2)
-
-
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Arran (2)
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Asia
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Altai Mountains
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Gorny Altai (4)
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Kuznetsk Alatau (2)
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Altai Russian Federation
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Gorny Altai (4)
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Altai-Sayan region (6)
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Amur region (1)
-
Arabian Peninsula
-
Arabian Shield (4)
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Oman (1)
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Qatar (1)
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Saudi Arabia (2)
-
Yemen (1)
-
-
Buryat Russian Federation (1)
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Central Asia
-
Kazakhstan
-
Eastern Kazakhstan (2)
-
-
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Chukotka Russian Federation
-
Chukchi Peninsula (2)
-
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Far East
-
Borneo
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Kalimantan Indonesia (1)
-
-
Burma (2)
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China
-
Altun Mountains (1)
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Da Hinggan Ling (3)
-
Dabie Mountains (1)
-
Guangxi China (2)
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Heilongjiang China (1)
-
Henan China (1)
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Hong Kong (3)
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Hunan China (1)
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Inner Mongolia China (3)
-
Jilin China (1)
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North China Platform (6)
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Qilian Mountains (3)
-
Qinghai China (1)
-
Qinling Mountains (2)
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Songliao Basin (2)
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South China Block (1)
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Sulu Terrane (1)
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Tarim Platform (1)
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Xinjiang China
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Tarim Basin (1)
-
-
Xizang China
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Gangdese Belt (1)
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Lhasa Block (4)
-
-
Yunnan China
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Ailao Shan (1)
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-
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Indochina (1)
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Indonesia
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Celebes (1)
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Kalimantan Indonesia (1)
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Sumatra (1)
-
-
Japan
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Hokkaido (1)
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Honshu
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Niigata Japan (1)
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Shimane Japan (1)
-
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Kyushu (1)
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Ryukyu Islands (1)
-
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Korea (1)
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Mongolia (7)
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Philippine Islands
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Luzon
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Mount Pinatubo (1)
-
-
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Thailand
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Lampang Thailand (2)
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Vietnam (3)
-
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Himalayas (2)
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Indian Peninsula
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India
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Bastar Craton (1)
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Bundelkhand (1)
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Chhattisgarh India (1)
-
Dharwar Craton (2)
-
Ghats
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Eastern Ghats (1)
-
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Gujarat India
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Saurashtra (2)
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Karnataka India
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Chitradurga schist belt (1)
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Madhya Pradesh India (1)
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Rajasthan India
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Jodhpur India (1)
-
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Shillong Plateau (1)
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Son Valley (2)
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Jammu and Kashmir
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Ladakh (1)
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Pakistan (1)
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Irkutsk Russian Federation (2)
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Karakoram (1)
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Khakasiya Russian Federation (1)
-
Khamar-Daban Range (1)
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Kolyma River basin (2)
-
Krasnoyarsk Russian Federation
-
Taymyr Dolgan-Nenets Russian Federation
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Taymyr Peninsula (1)
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-
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Kurgan Russian Federation (1)
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Magadan Russian Federation (3)
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Middle East
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Cyprus (1)
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Iran (3)
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Israel
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Elath Israel (1)
-
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Turkey
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Anatolia (2)
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Izmir Turkey (1)
-
Lake Van (1)
-
-
-
Okhotsk-Chukchi volcanic belt (1)
-
Qiangtang Terrane (1)
-
Russian Far East (2)
-
Sakhalin Russian Federation
-
Kuril Islands
-
Etorofu Island (1)
-
-
-
Sayan
-
Eastern Sayan (3)
-
Western Sayan (2)
-
-
Siberia (1)
-
Siberian Platform
-
Yenisei Ridge (1)
-
-
Tibetan Plateau (8)
-
Tien Shan (2)
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Transbaikalia (1)
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Tuva Russian Federation (6)
-
Tyumen Russian Federation
-
Khanty-Mansi Russian Federation (1)
-
-
Verkhoyansk region (1)
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West Siberia
-
Kuznetsk Alatau (2)
-
-
Western Transbaikalia (1)
-
-
Atlantic Ocean
-
Mid-Atlantic Ridge (1)
-
North Atlantic
-
Bay of Fundy (1)
-
Caribbean Sea
-
Cayman Trough (1)
-
Nicaragua Rise (1)
-
-
North Sea
-
Ekofisk Field (1)
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-
-
South Atlantic
-
Rio Grande Rise (1)
-
Walvis Ridge (1)
-
-
-
Atlantic Ocean Islands
-
Azores
-
Terceira Island (1)
-
-
Canary Islands
-
Tenerife (1)
-
-
Madeira (1)
-
Shetland Islands (1)
-
-
Atlantic region (1)
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Australasia
-
Australia
-
New South Wales Australia
-
Cooma Australia (1)
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Orange Australia (1)
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Yeoval Australia (1)
-
-
Queensland Australia (3)
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South Australia
-
Gawler Craton (2)
-
-
Tasmania Australia
-
Hellyer Deposit (1)
-
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Victoria Australia (1)
-
Western Australia
-
Murchison Province (1)
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Pilbara Craton (1)
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Yilgarn Craton (2)
-
-
-
New Zealand
-
Coromandel Peninsula (1)
-
Ngauruhoe (1)
-
Okataina volcanic centre (4)
-
Tarawera volcanic complex (1)
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Taupo (5)
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Taupo volcanic zone (15)
-
-
Papua New Guinea
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Bismarck Archipelago
-
Rabaul Caldera (1)
-
-
New Britain (1)
-
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Tasman orogenic zone (1)
-
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Avalon Zone (8)
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Bald Mountain (1)
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Beaver Creek (1)
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Bethel Quadrangle (1)
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Black Mountains (1)
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Black Range (5)
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Black Rock Desert (1)
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Broken Ridge (1)
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Burro Mountain (1)
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Caledonides (4)
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Cameroon Line (1)
-
Canada
-
Eastern Canada
-
James Bay (1)
-
Maritime Provinces
-
New Brunswick
-
Gloucester County New Brunswick
-
Bathurst mining district (3)
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-
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Nova Scotia
-
Annapolis County Nova Scotia (1)
-
Antigonish County Nova Scotia
-
Antigonish Nova Scotia (1)
-
-
Cape Breton Island (5)
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Cobequid Highlands (3)
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Digby County Nova Scotia (1)
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Kings County Nova Scotia (1)
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-
-
Meguma Terrane (2)
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Newfoundland and Labrador
-
Labrador (1)
-
Newfoundland
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Avalon Peninsula (1)
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-
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Ontario
-
Algoma District Ontario
-
Mamainse Point (1)
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Cochrane District Ontario
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Kidd Creek Mine (4)
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Timmins Ontario (4)
-
-
Michipicoten Island (1)
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Thunder Bay District Ontario
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Lake Nipigon (1)
-
-
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Quebec
-
Horne Mine (2)
-
Magdalen Islands (1)
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Matagami (4)
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Monteregian Hills (1)
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Noranda Quebec (11)
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Temiscamingue County Quebec
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Rouyn Quebec (3)
-
-
-
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Stikinia Terrane (2)
-
Western Canada
-
British Columbia
-
Vancouver Island (1)
-
-
Canadian Cordillera (5)
-
Manitoba
-
Flin Flon Manitoba (2)
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Snow Lake Manitoba (1)
-
-
Northwest Territories
-
Great Bear Lake (1)
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Yukon Territory (5)
-
-
-
Caribbean region
-
West Indies
-
Antilles
-
Greater Antilles
-
Cuba
-
Camaguey Cuba (1)
-
Pinar del Rio Cuba (1)
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-
Hispaniola
-
Dominican Republic (1)
-
Haiti (1)
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-
Jamaica (1)
-
-
Lesser Antilles
-
Montserrat Island (1)
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Saint Kitts (1)
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Virgin Islands (1)
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-
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Cayman Islands (1)
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-
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Cascade Range (6)
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Central America
-
Belize
-
Maya Mountains (1)
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-
Chortis Block (2)
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Costa Rica
-
Nicoya Peninsula (1)
-
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Nicaragua (2)
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Panama
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Darien (1)
-
-
-
Chaleur Bay (1)
-
Coast Belt (1)
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Coast Ranges (2)
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Columbia River (2)
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Commonwealth of Independent States
-
Kazakhstan
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Eastern Kazakhstan (2)
-
-
Russian Federation
-
Altai Russian Federation
-
Gorny Altai (4)
-
-
Amur region (1)
-
Buryat Russian Federation (1)
-
Central Urals (1)
-
Chukotka Russian Federation
-
Chukchi Peninsula (2)
-
-
Irkutsk Russian Federation (2)
-
Karelia Russian Federation (1)
-
Khakasiya Russian Federation (1)
-
Khamar-Daban Range (1)
-
Kolyma River basin (2)
-
Krasnoyarsk Russian Federation
-
Taymyr Dolgan-Nenets Russian Federation
-
Taymyr Peninsula (1)
-
-
-
Kurgan Russian Federation (1)
-
Kuznetsk Alatau (2)
-
Magadan Russian Federation (3)
-
Murmansk Russian Federation
-
Kola Peninsula (1)
-
-
Okhotsk-Chukchi volcanic belt (1)
-
Polar Urals (1)
-
Russian Arctic (1)
-
Russian Far East (2)
-
Russian Fennoscandia (1)
-
Sakhalin Russian Federation
-
Kuril Islands
-
Etorofu Island (1)
-
-
-
Siberian Platform
-
Yenisei Ridge (1)
-
-
Transbaikalia (1)
-
Tuva Russian Federation (6)
-
Tyumen Russian Federation
-
Khanty-Mansi Russian Federation (1)
-
-
Verkhoyansk region (1)
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Western Transbaikalia (1)
-
-
Urals
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Central Urals (1)
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Polar Urals (1)
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-
West Siberia
-
Kuznetsk Alatau (2)
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-
-
Cordillera de la Costa (1)
-
Crater Lake (1)
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Craters of the Moon (2)
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Death Valley (2)
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Dunnage Zone (2)
-
East Pacific Ocean Islands
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Hawaii
-
Hawaii County Hawaii
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Hawaii Island
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Kohala (1)
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-
-
-
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Espanola Basin (1)
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Europe
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Alps
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Eastern Alps
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Dinaric Alps (1)
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Western Alps
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Ligurian Alps (1)
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-
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Brianconnais Zone (1)
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Carpathians (1)
-
Central Europe
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Bohemian Massif (1)
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Czech Republic
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Bohemia
-
Teplice Czech Republic (1)
-
-
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Germany
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Bavaria Germany
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Spessart (1)
-
-
Saxony Germany
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Altenberg Germany (1)
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-
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North Sudetic Basin (1)
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Poland (1)
-
-
Fennoscandia
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Russian Fennoscandia (1)
-
-
Fennoscandian Shield (2)
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Karelia Russian Federation (1)
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Murmansk Russian Federation
-
Kola Peninsula (1)
-
-
Southern Europe
-
Bosnia-Herzegovina (1)
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Bulgaria (1)
-
Dinaric Alps (1)
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Greece
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Greek Aegean Islands
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Chios (2)
-
Cyclades
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Milos (1)
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Thera (1)
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-
-
-
Iberian Peninsula
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Iberian pyrite belt (2)
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Ossa-Morena Zone (2)
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Portugal (1)
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Spain
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Andalusia Spain
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Huelva Spain
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Rio Tinto Spain (1)
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-
-
-
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Italy
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Apennines (1)
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Latium Italy
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Alban Hills (1)
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Rome Italy (1)
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Liguria Italy
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Ligurian Alps (1)
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Lombardy Italy (1)
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Sardinia Italy (3)
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Sicily Italy
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Lipari Islands
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Lipari Island (2)
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Pantelleria (4)
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Trentino-Alto Adige Italy
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Trentino (1)
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Trento Italy (1)
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Tuscany Italy (1)
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Umbria Italy (1)
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Veneto Italy
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Euganean Hills (1)
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-
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Romania
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Transylvanian Alps (1)
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Yugoslavia (1)
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-
Variscides (2)
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Western Europe
-
France
-
Aveyron France
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Decazeville France (1)
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Bouches-du-Rhone France (1)
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Central Massif (2)
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Corsica (1)
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Creuse France (1)
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Esterel (1)
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Haute-Vienne France (2)
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Nievre France (1)
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Provence (1)
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Vaucluse France (1)
-
-
Iceland
-
Eyjafjallajokull (1)
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Krafla (5)
-
-
Ireland
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Kerry Ireland (1)
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Wicklow Ireland (1)
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-
Scandinavia
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Finland (1)
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Norway
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Solund Islands (1)
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Sweden
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Bergslagen (1)
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-
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United Kingdom
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Great Britain
-
England
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Cornubian Batholith (1)
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Cornwall England (4)
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Cumbria England (1)
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South-West England (1)
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Wiltshire England
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Stonehenge (2)
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-
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Scotland
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Hebrides
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Inner Hebrides
-
Isle of Skye (2)
-
-
Outer Hebrides (2)
-
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Highland region Scotland
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Inverness-shire Scotland
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Isle of Skye (2)
-
-
Sutherland Scotland
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Assynt (1)
-
-
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Moine thrust zone (1)
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Scottish Highlands
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Scottish Northern Highlands (1)
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-
Shetland Islands (1)
-
-
Wales
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Caernarvonshire Wales
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Snowdonia (5)
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-
Gwynedd Wales
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Snowdonia (5)
-
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Pembrokeshire Wales (4)
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South Wales (1)
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Welsh Basin (2)
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-
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Isle of Man (1)
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Northern Ireland (3)
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-
-
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Franklin Mountains (1)
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Front Range (1)
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Glen Coe (1)
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Granite Mountains (1)
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Gulf of Mexico Basin (1)
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Henderson Mine (1)
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Highland Boundary Fault (1)
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Homestake Mine (1)
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Imperial Valley (1)
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Indian Ocean
-
Andaman Sea (1)
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Mid-Indian Ridge
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Central Indian Ridge (1)
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-
Red Sea (1)
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-
Indian Ocean Islands
-
Kerguelen Islands (1)
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Madagascar (1)
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Mascarene Islands
-
Reunion
-
Piton des Neiges (1)
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-
-
-
International Ocean Discovery Program (1)
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Jack Hills (2)
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Kerguelen Plateau (1)
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Kos (1)
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Lake District (3)
-
Lake Mead (1)
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Long Valley (2)
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Malay Archipelago
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Borneo
-
Kalimantan Indonesia (1)
-
-
-
Medicine Lake (2)
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Mediterranean region
-
Aegean Islands
-
Greek Aegean Islands
-
Chios (2)
-
Cyclades
-
Milos (1)
-
Thera (1)
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-
-
-
-
Mediterranean Sea
-
East Mediterranean
-
Aegean Sea (1)
-
-
Strait of Sicily (1)
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West Mediterranean
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Tyrrhenian Sea (1)
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-
-
Mexico
-
Baja California (2)
-
Baja California Mexico (2)
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Baja California Sur Mexico (1)
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Chiapas Mexico (1)
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Chihuahua Mexico (5)
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Coahuila Mexico (1)
-
Durango Mexico (9)
-
Guanajuato Mexico (1)
-
Guerrero Terrane (2)
-
Jalisco Block (1)
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Jalisco Mexico (4)
-
Michoacan-Guanajuato volcanic field (1)
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Nayarit Mexico (4)
-
Oaxaca Mexico (1)
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San Luis Potosi Mexico (2)
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Sierra Madre Occidental (15)
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Sonora Mexico (6)
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Tamaulipas Mexico (1)
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Trans-Mexican volcanic belt (2)
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Veracruz Mexico (1)
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Zacatecas Mexico (4)
-
-
Midland Valley (2)
-
North America
-
Appalachians
-
Blue Ridge Province (2)
-
Carolina slate belt (1)
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Central Appalachians (2)
-
Northern Appalachians (8)
-
Southern Appalachians (1)
-
-
Basin and Range Province
-
Great Basin (9)
-
-
Canadian Shield
-
Flin Flon Belt (4)
-
Grenville Province (1)
-
Southern Province (1)
-
Superior Province
-
Abitibi Belt (21)
-
Pontiac Subprovince (1)
-
Wabigoon Belt (1)
-
Wawa Belt (1)
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-
-
Denali Fault (1)
-
Great Lakes region (4)
-
Grenville Front (1)
-
Keweenawan Rift (6)
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Lake Superior region (4)
-
North American Cordillera
-
Canadian Cordillera (5)
-
-
North American Craton (1)
-
Okanogan Range (1)
-
Peninsular Ranges Batholith (1)
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Rio Grande Rift (7)
-
Rocky Mountains
-
Southern Rocky Mountains (1)
-
U. S. Rocky Mountains
-
Absaroka Range (1)
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San Juan Mountains
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Wet Mountains (1)
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Western Interior (1)
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North Island (19)
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Oceania
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Melanesia
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Polynesia
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Hawaii
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Hawaii County Hawaii
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-
-
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Owens Valley (1)
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Pacific Ocean
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East Pacific
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East Pacific Rise (1)
-
Northeast Pacific
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Gulf of California (2)
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-
-
-
North Pacific
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Northeast Pacific
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Gulf of California (2)
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Gulf of Panama (1)
-
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Northwest Pacific
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Izu-Bonin Arc (1)
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Japan Sea (1)
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-
-
South Pacific
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Chatham Rise (1)
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Southwest Pacific
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Bismarck Sea
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Manus Basin
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PACMANUS hydrothermal field (1)
-
-
-
Campbell Plateau (1)
-
-
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West Pacific
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Northwest Pacific
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Izu-Bonin Arc (1)
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Japan Sea (1)
-
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Southwest Pacific
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Bismarck Sea
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Manus Basin
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PACMANUS hydrothermal field (1)
-
-
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Campbell Plateau (1)
-
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Pacific region (1)
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Peninsular Ranges (1)
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Puna (2)
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Russian Platform
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-
-
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Sierra Blanca (3)
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South America
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Andes
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-
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Argentina
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Pampean Mountains (4)
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Santa Cruz Argentina
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Deseado Massif (1)
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Santiago del Estero Argentina (1)
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Bolivia
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-
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Brazil
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Chile
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-
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Guiana Shield (1)
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Patagonia (7)
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Patagonian Batholith (1)
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Peru (2)
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Precordillera (2)
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-
-
South Mountain (1)
-
Southern Ocean
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Prydz Bay (1)
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Ross Sea
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Weddell Sea (1)
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Spor Mountain (4)
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United States
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Alaska
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Novarupta (2)
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Arizona
-
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-
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California
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Garlock Fault (1)
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-
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-
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-
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-
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Lake County California (1)
-
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-
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-
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-
Mammoth Mountain (2)
-
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-
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-
Mono County California
-
Inyo Domes (3)
-
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-
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-
-
Nevada County California (2)
-
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-
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-
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-
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-
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-
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-
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-
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-
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-
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-
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Catron County New Mexico (3)
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Datil-Mogollon volcanic field (5)
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-
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-
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Valles Caldera (6)
-
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New York
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-
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Oklahoma
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-
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-
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Oregon
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-
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Trans-Pecos (9)
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-
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Utah
-
Beaver County Utah
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-
-
Iron County Utah (1)
-
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-
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-
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-
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-
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Washington
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Western U.S. (10)
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Wyoming
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-
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commodities
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silver ores (41)
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mineral deposits, genesis (126)
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elements, isotopes
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boron
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carbon
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C-13/C-12 (6)
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organic carbon (1)
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-
chemical ratios (9)
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halogens
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hydrogen
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incompatible elements (1)
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isotope ratios (129)
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-
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stable isotopes
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Ar-40 (1)
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Ar-40/Ar-39 (3)
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B-11/B-10 (1)
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C-13/C-12 (6)
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D/H (10)
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deuterium (3)
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Fe-56/Fe-54 (1)
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He-4/He-3 (1)
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Hf-177/Hf-176 (18)
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Li-7/Li-6 (1)
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N-15/N-14 (1)
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Nd-144/Nd-143 (53)
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O-18/O-16 (53)
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Pb-206/Pb-204 (20)
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Pb-207/Pb-204 (15)
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Pb-207/Pb-206 (2)
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Pb-208/Pb-204 (15)
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Rb-87/Sr-86 (7)
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S-33/S-32 (1)
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S-34/S-32 (9)
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Si-30/Si-28 (1)
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Sm-147/Nd-144 (9)
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Sr-87/Sr-86 (68)
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large-ion lithophile elements (3)
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metals
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Pu-244 (1)
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protactinium
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uranium
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alkali metals
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cesium (1)
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lithium
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Li-7/Li-6 (1)
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potassium (11)
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rubidium
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Rb-87/Sr-86 (7)
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sodium (2)
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alkaline earth metals
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barium (3)
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beryllium
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Be-10 (1)
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calcium (7)
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magnesium (2)
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strontium
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Rb-87/Sr-86 (7)
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Sr-87/Sr-86 (68)
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-
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aluminum (3)
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arsenic (1)
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copper (4)
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gallium (1)
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germanium (2)
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gold (9)
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hafnium
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Hf-177/Hf-176 (18)
-
-
iron
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Fe-56/Fe-54 (1)
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ferric iron (5)
-
ferrous iron (3)
-
-
lead
-
Pb-206/Pb-204 (20)
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Pb-207/Pb-204 (15)
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Pb-207/Pb-206 (2)
-
Pb-208/Pb-204 (15)
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U-238/Pb-206 (1)
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manganese (2)
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lutetium (2)
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neodymium
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Nd-144/Nd-143 (53)
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Sm-147/Nd-144 (9)
-
-
samarium
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Sm-147/Nd-144 (9)
-
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scandium (1)
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ytterbium (2)
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-
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silver (3)
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tantalum (3)
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tin (3)
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titanium (14)
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zinc (2)
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zirconium (9)
-
-
nitrogen
-
N-15/N-14 (1)
-
-
noble gases
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argon
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Ar-40 (1)
-
Ar-40/Ar-39 (3)
-
-
helium
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He-4/He-3 (1)
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radon (1)
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xenon (1)
-
-
oxygen
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O-18/O-16 (53)
-
-
phosphorus (2)
-
silicon
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Si-30/Si-28 (1)
-
-
sulfur
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S-33/S-32 (1)
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S-34/S-32 (9)
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trace metals (1)
-
-
fossils
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Chordata
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Vertebrata
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Tetrapoda
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Mammalia
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Theria
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Eutheria
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Proboscidea
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Mastodontoidea (1)
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Rodentia (1)
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-
-
-
-
-
-
Graptolithina
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Graptoloidea
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Didymograptina
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Isograptus (1)
-
-
-
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ichnofossils (1)
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Invertebrata
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Archaeocyatha (1)
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Arthropoda
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Mandibulata
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Crustacea
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Ostracoda (1)
-
-
-
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Brachiopoda
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Articulata (1)
-
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Mollusca
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Cephalopoda
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Ammonoidea (1)
-
-
-
Protista
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Foraminifera
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Fusulinina
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Fusulinidae (1)
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Radiolaria (1)
-
-
-
microfossils
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Fusulinina
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palynomorphs
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miospores
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pollen (2)
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Plantae
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algae
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Epiphyton (1)
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-
-
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geochronology methods
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(U-Th)/He (2)
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Ar/Ar (54)
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fission-track dating (1)
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hydration of glass (2)
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K/Ar (37)
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Lu/Hf (6)
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radiation damage (1)
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Rb/Sr (26)
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U/Pb (161)
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uranium disequilibrium (2)
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geologic age
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Cenozoic
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Koobi Fora Formation (1)
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Omo Group (1)
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Quaternary
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Holocene
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upper Holocene (2)
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lower Quaternary (1)
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Pleistocene
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Bandelier Tuff (7)
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Bishop Tuff (12)
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middle Pleistocene (1)
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upper Pleistocene (10)
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upper Quaternary (8)
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Shungura Formation (1)
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Tertiary
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Apache Leap Tuff (1)
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Challis Volcanics (1)
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lower Tertiary (3)
-
middle Tertiary (6)
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Neogene
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Miocene
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Columbia River Basalt Group (7)
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Grande Ronde Basalt (1)
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lower Miocene (6)
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middle Miocene (10)
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Paintbrush Tuff (1)
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Peach Springs Tuff (1)
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Tiva Canyon Member (1)
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Topopah Spring Member (1)
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upper Miocene (8)
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Pliocene
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lower Pliocene (1)
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upper Pliocene (1)
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upper Neogene (1)
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Paleogene
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Eocene
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Crescent Formation (2)
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lower Eocene (4)
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middle Eocene (1)
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Ootsa Lake Group (1)
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upper Eocene
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Poway Conglomerate (2)
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Priabonian (1)
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-
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Oligocene
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Fish Canyon Tuff (4)
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lower Oligocene (1)
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upper Oligocene (1)
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Paleocene
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lower Paleocene
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K-T boundary (1)
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-
upper Paleocene (2)
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-
-
-
upper Cenozoic (5)
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Dalradian (1)
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Mesozoic
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Bisbee Group (1)
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Cretaceous
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Lower Cretaceous
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Albian (4)
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Aptian (2)
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Hauterivian (1)
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Mural Limestone (1)
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Yingcheng Formation (1)
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Middle Cretaceous (1)
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Upper Cretaceous
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Cenomanian (1)
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K-T boundary (1)
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Tuolumne Intrusive Suite (1)
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-
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Jurassic
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Aztec Sandstone (1)
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Clarens Formation (1)
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Ferrar Group (1)
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Lower Jurassic
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Toarcian (1)
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upper Liassic (1)
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Middle Jurassic (4)
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Upper Jurassic (3)
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lower Mesozoic (3)
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Navajo Sandstone (1)
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Triassic
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Lower Triassic
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Permian-Triassic boundary (4)
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Middle Triassic (2)
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Takla Group (1)
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Upper Triassic (3)
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upper Mesozoic (4)
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MIS 2 (1)
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MIS 3 (1)
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Paleozoic
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Cambrian
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Lower Cambrian
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Terreneuvian (1)
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Tommotian (1)
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Middle Cambrian
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Mount Scott Granite (1)
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Mount Read Volcanics (4)
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Semri Series (2)
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Upper Cambrian
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Eau Claire Formation (1)
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Furongian (1)
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Lamotte Sandstone (1)
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Mount Simon Sandstone (1)
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-
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Carboniferous
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Lower Carboniferous
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Dinantian (8)
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Mississippian
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Lower Mississippian (1)
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Middle Mississippian
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Visean
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upper Visean (1)
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-
-
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Pennsylvanian (3)
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Upper Carboniferous
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Westphalian (1)
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-
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Devonian
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Fisset Brook Formation (2)
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Lower Devonian
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Emsian (1)
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Middle Devonian
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Balaklala Rhyolite (2)
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Old Red Sandstone (2)
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Upper Devonian (6)
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Horton Group (1)
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lower Paleozoic (6)
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middle Paleozoic (4)
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Ordovician
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Lower Ordovician
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Arenigian
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Ballantrae Complex (1)
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El Paso Group (1)
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Manx Group (1)
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Tremadocian (1)
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Middle Ordovician
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Darriwilian (1)
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Llanvirnian (2)
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Miramichi Group (1)
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Tetagouche Group (5)
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Upper Ordovician
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Ashgillian (1)
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Caradocian
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Borrowdale Volcanic Group (1)
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-
-
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Permian
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Ecca Group (1)
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Lower Permian
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Autunian (1)
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Wichita Group (1)
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Middle Permian (1)
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Upper Permian
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Permian-Triassic boundary (4)
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-
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Silurian
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Lower Silurian (4)
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Upper Silurian
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Pridoli (1)
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-
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upper Paleozoic
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Dwyka Formation (1)
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-
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Phanerozoic (1)
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Precambrian
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Archean
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Blake River Group (8)
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Bulawayan Group (1)
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Neoarchean
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Dharwar Supergroup (1)
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Sargur Group (1)
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Peninsular Gneiss (1)
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-
Carrizo Mountain Formation (1)
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Hadean (1)
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Hazel Formation (1)
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Lewisian Complex (1)
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Missi Group (1)
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Nonesuch Shale (2)
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North Shore Volcanics (4)
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Osler Series (2)
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upper Precambrian
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Proterozoic
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Coldbrook Group (3)
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Keweenawan (3)
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Mesoproterozoic
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Freda Sandstone (1)
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Gawler Range Volcanics (2)
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-
Neoproterozoic
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Cryogenian (2)
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Ediacaran (7)
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Hadrynian
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Fourchu Group (1)
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Moine Supergroup (1)
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Riphean (2)
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Vendian (5)
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Paleoproterozoic
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Cobalt Group (1)
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Orosirian (1)
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Qinling Group (2)
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Sinian
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Xiong'er Group (1)
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-
-
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Ventersdorp Supergroup (3)
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Saxothuringian (1)
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Vindhyan (3)
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-
igneous rocks
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extrusive rocks (5)
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igneous rocks
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carbonatites (4)
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granophyre (4)
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hypabyssal rocks (5)
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kimberlite (2)
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picrite (4)
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plutonic rocks
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anorthosite (3)
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diabase (18)
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diorites
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diorite porphyry (1)
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plagiogranite (5)
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quartz diorites (6)
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tonalite (9)
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trondhjemite (3)
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-
essexite (1)
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gabbros
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alkali gabbros (1)
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norite (1)
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-
granites
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alkali granites (2)
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aplite (8)
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A-type granites (13)
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charnockite (3)
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felsite (5)
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granite porphyry (7)
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granosyenite (3)
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I-type granites (5)
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leucogranite (11)
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microgranite (4)
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monzogranite (2)
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rapakivi (2)
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S-type granites (6)
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two-mica granite (1)
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-
granodiorites (18)
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lamprophyres
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vogesite (1)
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-
monzodiorite (3)
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monzonites
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mangerite (1)
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-
pegmatite (20)
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quartz monzonite (7)
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syenites
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granosyenite (3)
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quartz syenite (1)
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-
syenodiorite (1)
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ultramafics
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peridotites
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dunite (2)
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harzburgite (1)
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-
pyroxenite (1)
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-
-
porphyry
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vitrophyre (2)
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-
volcanic rocks
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adakites (4)
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andesites
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boninite (3)
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-
basalts
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alkali basalts
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alkali olivine basalt (2)
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hawaiite (6)
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mugearite (4)
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trachybasalts (10)
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flood basalts (17)
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mid-ocean ridge basalts (12)
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olivine basalt (2)
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olivine tholeiite (2)
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shoshonite (4)
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tholeiite (25)
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tholeiitic basalt (5)
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trap rocks (2)
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basanite (5)
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benmoreite (1)
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dacites
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dacite porphyry (1)
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glasses
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obsidian (17)
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perlite (5)
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pitchstone (1)
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volcanic glass (9)
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keratophyre
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quartz keratophyre (1)
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-
komatiite (5)
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latite (6)
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nephelinite (1)
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phonolites (10)
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pyroclastics
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ash-flow tuff (18)
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hyaloclastite (3)
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ignimbrite (76)
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pumice (17)
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rhyolite tuff (9)
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scoria (1)
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tuff (89)
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tuffite (4)
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welded tuff (9)
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-
quartz latite (6)
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rhyodacites (17)
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rhyolites
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comendite (8)
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pantellerite (19)
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quartz porphyry (20)
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rhyolite porphyry (5)
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-
tephrite (1)
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trachyandesites (15)
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trachytes (42)
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vitrophyre (2)
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-
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ophiolite (6)
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volcanic ash (5)
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-
metamorphic rocks
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K-bentonite (1)
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metamorphic rocks
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amphibolites (3)
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gneisses
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augen gneiss (1)
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biotite gneiss (1)
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orthogneiss (1)
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paragneiss (3)
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tonalite gneiss (1)
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-
granulites (4)
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hornfels (1)
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impactites (2)
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marbles (4)
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metaigneous rocks
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metabasalt (2)
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metabasite (2)
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metadacite (1)
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metarhyolite (3)
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serpentinite (1)
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metasedimentary rocks
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metaconglomerate (1)
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metapelite (1)
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paragneiss (3)
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metasomatic rocks
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greisen (4)
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propylite (2)
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serpentinite (1)
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skarn (4)
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metavolcanic rocks (13)
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migmatites (4)
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mylonites
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pseudotachylite (1)
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phyllites (1)
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quartzites (7)
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schists
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greenschist (2)
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greenstone (1)
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slates (2)
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ophiolite (6)
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turbidite (4)
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-
minerals
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arsenates (2)
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arsenides
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arsenopyrite (2)
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-
carbonates
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calcite (2)
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siderite (1)
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halides
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fluorides
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cryolite (1)
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fluorite (5)
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topaz (16)
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zinnwaldite (1)
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-
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hydrates (1)
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K-bentonite (1)
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minerals (22)
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molybdates
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umohoite (1)
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-
native elements
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graphite (1)
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oxides
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