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NARROW
Format
Article Type
Journal
Publisher
Section
GeoRef Subject
-
all geography including DSDP/ODP Sites and Legs
-
Africa
-
East African Lakes
-
Lake Kariba (1)
-
-
Kalahari Desert (1)
-
Limpopo Basin (1)
-
North Africa
-
Algeria (1)
-
Atlas Mountains
-
Moroccan Atlas Mountains
-
Anti-Atlas (1)
-
High Atlas (5)
-
-
-
Maghreb (1)
-
Morocco
-
Moroccan Atlas Mountains
-
Anti-Atlas (1)
-
High Atlas (5)
-
-
Rif (1)
-
-
Tunisia (1)
-
-
Southern Africa
-
Botswana (1)
-
Kaapvaal Craton (2)
-
Kalahari Craton (1)
-
Karoo Basin (13)
-
Lesotho (9)
-
Namibia (1)
-
Orange River (1)
-
South Africa
-
Cape fold belt (4)
-
Cape Province region (4)
-
Eastern Cape Province South Africa (1)
-
Free State South Africa (4)
-
KwaZulu-Natal South Africa (1)
-
Mpumalanga South Africa (1)
-
-
Zimbabwe (1)
-
-
West Africa
-
Nigeria
-
Niger Delta (1)
-
-
-
West African Shield (1)
-
-
Alexander Terrane (7)
-
Alpine Fault (1)
-
American River (1)
-
Annette Island (1)
-
Antarctica
-
Antarctic Peninsula (2)
-
Ellsworth Land
-
Ellsworth Mountains (1)
-
-
South Orkney Islands (1)
-
South Shetland Islands
-
King George Island (1)
-
-
Victoria Land (2)
-
-
Arctic Ocean
-
Amerasia Basin (1)
-
Barents Sea (17)
-
Beaufort Sea (2)
-
Norwegian Sea
-
Haltenbanken (4)
-
-
-
Arctic region
-
Greenland
-
East Greenland (15)
-
Jameson Land (9)
-
-
Russian Arctic
-
New Siberian Islands (2)
-
Novaya Zemlya (3)
-
Wrangel Island (1)
-
-
Svalbard
-
Spitsbergen
-
Spitsbergen Island (1)
-
-
-
-
Asia
-
Altai Mountains
-
Gorny Altai (2)
-
-
Altai Russian Federation
-
Gorny Altai (2)
-
-
Amur region (1)
-
Amur Russian Federation
-
Zeya-Bureya Basin (1)
-
-
Arabian Peninsula
-
Arabian Shield (1)
-
Oman
-
Oman Mountains (1)
-
-
Rub' al Khali (1)
-
Saudi Arabia (5)
-
United Arab Emirates
-
Ras al-Khaimah (1)
-
-
-
Buryat Russian Federation (1)
-
Central Asia
-
Kazakhstan (2)
-
-
Chukotka Russian Federation
-
Chukchi Peninsula (1)
-
-
Far East
-
Borneo
-
Kalimantan Indonesia (1)
-
-
Burma (1)
-
China
-
Bohaiwan Basin (1)
-
Chongqing China (2)
-
Da Hinggan Ling (1)
-
Dabie Mountains (6)
-
Fujian China (1)
-
Gansu China (5)
-
Guiyang China (1)
-
Guizhou China (8)
-
Heilongjiang China
-
Xiao Hinggan Ling (1)
-
-
Henan China (1)
-
Hubei China
-
Jianghan Basin (1)
-
-
Inner Mongolia China (4)
-
Jiangsu China (1)
-
Jiangxi China (1)
-
Jilin China (2)
-
Kunlun Mountains (3)
-
Liaoning China
-
Liaodong Peninsula (1)
-
Liaohe Field (1)
-
-
Longmenshan (1)
-
Nanling (1)
-
Nanpanjiang Basin (2)
-
North China Platform (16)
-
Ordos Basin (84)
-
Qiangtang Basin (4)
-
Qinghai China (3)
-
Qinling Mountains (5)
-
Shaanxi China (4)
-
Shandong China
-
Shandong Peninsula (2)
-
-
Shanxi China (1)
-
Sichuan Basin (31)
-
Sichuan China
-
Gongga Mountain (1)
-
-
Songliao Basin (2)
-
South China Block (10)
-
Sulu Terrane (6)
-
Tancheng-Lujiang Fault (1)
-
Xianshuihe fault zone (1)
-
Xiaoqinling Mountains (1)
-
Xinjiang China
-
Junggar (1)
-
Junggar Basin (3)
-
Kuqa Depression (1)
-
Tarim Basin (2)
-
-
Xizang China
-
Gangdese Belt (3)
-
Lhasa Block (1)
-
-
Yangtze Platform (10)
-
Yunnan China
-
Tengchong (1)
-
-
-
Indochina (1)
-
Indonesia
-
Bangka (1)
-
Billiton (2)
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Kalimantan Indonesia (1)
-
Sumatra (3)
-
-
Japan
-
Hokkaido (1)
-
Honshu
-
Aichi Japan (2)
-
Chugoku (1)
-
-
Kyushu (2)
-
Shikoku (1)
-
-
Korea
-
North Korea (1)
-
South Korea
-
Gyeonggi Massif (1)
-
-
-
Malay Peninsula
-
West Malaysia
-
Kedah Malaysia (1)
-
Langkawi Islands (1)
-
-
-
Malaysia
-
West Malaysia
-
Kedah Malaysia (1)
-
Langkawi Islands (1)
-
-
-
Mongolia (2)
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Singapore (2)
-
Sino-Korean Platform (2)
-
Thailand
-
Khorat Plateau (1)
-
-
-
Himalayas
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Zanskar Range (1)
-
-
Indian Peninsula
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Bengal (1)
-
India
-
Andhra Pradesh India (1)
-
Bihar India (1)
-
Jharkhand India
-
Rajmahal India (1)
-
-
Madhya Pradesh India
-
Rewa India (1)
-
-
Pranhita-Godavari Valley (2)
-
-
Pakistan (1)
-
-
Kopet-Dag Range (1)
-
Koryak Range (1)
-
Krasnoyarsk Russian Federation
-
Taymyr Dolgan-Nenets Russian Federation
-
Norilsk Russian Federation (1)
-
Taymyr Peninsula (2)
-
-
-
Lena River (2)
-
Middle East
-
Cyprus (4)
-
Iran
-
Elburz (2)
-
-
Iraq (1)
-
Israel
-
Makhtesh Ramon (1)
-
Negev (1)
-
-
Syria
-
Palmyrides (1)
-
-
Turkey
-
Anatolia (4)
-
Ankara Turkey (2)
-
Antalya Turkey (5)
-
Izmir Turkey (1)
-
Lycian Taurus (2)
-
Taurus Mountains (3)
-
-
Zagros (2)
-
-
Novosibirsk Russian Federation (1)
-
Qiangtang Terrane (8)
-
Russian Far East (2)
-
Russian Pacific region (1)
-
Siberia (6)
-
Siberian Platform
-
Anabar Shield (1)
-
-
Sikhote-Alin Range (1)
-
Tarbagatay Range (1)
-
Tibetan Plateau (13)
-
Tien Shan (3)
-
Tunguska Syneclise (1)
-
West Siberia (1)
-
Western Transbaikalia (2)
-
Wrangel Island (1)
-
Yakutia Russian Federation
-
Anabar Shield (1)
-
Lena Delta (2)
-
New Siberian Islands (2)
-
Olenek River (2)
-
Udachnaya Pipe (1)
-
-
-
Atlantic Ocean
-
Equatorial Atlantic (1)
-
Mid-Atlantic Ridge (1)
-
North Atlantic
-
Baltimore Canyon Trough (1)
-
Bay of Fundy (2)
-
Blake Plateau (2)
-
Caribbean Sea
-
Yucatan Basin (1)
-
-
Celtic Sea (1)
-
Georges Bank (1)
-
Gulf of Cadiz (1)
-
Gulf of Mexico
-
De Soto Canyon (1)
-
-
Irish Sea (2)
-
Jeanne d'Arc Basin (1)
-
North Sea
-
Skagerrak (2)
-
Snorre Field (1)
-
Viking Graben (2)
-
-
Northeast Atlantic (2)
-
Northwest Atlantic
-
Hibernia Field (1)
-
-
Porcupine Basin (1)
-
Scotian Shelf (1)
-
-
-
Atlantic region (5)
-
Australasia
-
Australia
-
Clarence-Moreton Basin (1)
-
New South Wales Australia (1)
-
Queensland Australia
-
Brisbane Australia (1)
-
Denison Trough (1)
-
Ipswich Australia (1)
-
-
Western Australia
-
Capricorn Orogen (1)
-
Carnarvon Basin (6)
-
Hamersley Basin (1)
-
Pilbara Craton (1)
-
-
-
New Zealand
-
Canterbury New Zealand (1)
-
Nelson New Zealand (1)
-
Southland New Zealand
-
Fiordland (1)
-
-
Torlesse Terrane (1)
-
Wellington New Zealand (1)
-
Westland New Zealand (1)
-
-
-
Barents region (1)
-
Bathurst Island (1)
-
Black Rock Desert (2)
-
Blue Mountains (3)
-
Cache Creek Terrane (4)
-
Cache Valley (1)
-
Caledonides (1)
-
Canada
-
Arctic Archipelago (6)
-
Eastern Canada
-
Maritime Provinces
-
New Brunswick (4)
-
Nova Scotia
-
Cape Breton Island (1)
-
Cobequid Fault (1)
-
Colchester County Nova Scotia (1)
-
Cumberland County Nova Scotia (1)
-
Hants County Nova Scotia (1)
-
Minas Basin (12)
-
-
-
Newfoundland and Labrador
-
Newfoundland
-
Avalon Peninsula (1)
-
-
-
Quebec
-
Manicouagan Crater (2)
-
-
-
Nunavut
-
Ellesmere Island (1)
-
Haughton impact structure (1)
-
Sverdrup Basin (6)
-
Sverdrup Islands
-
Axel Heiberg Island (2)
-
Ellef Ringnes Island (2)
-
-
-
Queen Elizabeth Islands
-
Ellesmere Island (1)
-
Parry Islands (1)
-
Sverdrup Basin (6)
-
Sverdrup Islands
-
Axel Heiberg Island (2)
-
Ellef Ringnes Island (2)
-
-
-
Stikinia Terrane (18)
-
Western Canada
-
Alberta
-
Peace River Arch (2)
-
-
British Columbia
-
Bowser Basin (1)
-
Guichon Creek Batholith (3)
-
Kamloops British Columbia (1)
-
Pinchi Lake (2)
-
Queen Charlotte Islands (9)
-
Skeena Mountains (1)
-
Vancouver Island (19)
-
-
Canadian Cordillera (18)
-
Canadian Rocky Mountains (3)
-
Northwest Territories (3)
-
Yukon Territory
-
Kluane Lake (1)
-
Whitehorse Yukon Territory (2)
-
-
-
Whitehorse Trough (4)
-
-
Cardigan Bay (1)
-
Caribbean region
-
West Indies
-
Bahamas (2)
-
-
-
Central America
-
Chortis Block (1)
-
Costa Rica (1)
-
El Salvador (1)
-
Guatemala (1)
-
Honduras (1)
-
Panama (1)
-
-
Central Basin (1)
-
Central European Basin (7)
-
Central Graben (2)
-
Chama Basin (2)
-
Chesapeake Bay impact structure (1)
-
Chicxulub Crater (2)
-
Coast Mountains (3)
-
Coast Ranges (2)
-
Colorado River (2)
-
Commonwealth of Independent States
-
Kazakhstan (2)
-
Russian Federation
-
Altai Russian Federation
-
Gorny Altai (2)
-
-
Amur region (1)
-
Amur Russian Federation
-
Zeya-Bureya Basin (1)
-
-
Arkhangelsk Russian Federation
-
Novaya Zemlya (3)
-
-
Buryat Russian Federation (1)
-
Chukotka Russian Federation
-
Chukchi Peninsula (1)
-
-
Koryak Range (1)
-
Krasnoyarsk Russian Federation
-
Taymyr Dolgan-Nenets Russian Federation
-
Norilsk Russian Federation (1)
-
Taymyr Peninsula (2)
-
-
-
Lena River (2)
-
Novosibirsk Russian Federation (1)
-
Russian Arctic
-
New Siberian Islands (2)
-
Novaya Zemlya (3)
-
Wrangel Island (1)
-
-
Russian Far East (2)
-
Russian Pacific region (1)
-
Siberian Platform
-
Anabar Shield (1)
-
-
Sikhote-Alin Range (1)
-
Tunguska Syneclise (1)
-
Western Transbaikalia (2)
-
Yakutia Russian Federation
-
Anabar Shield (1)
-
Lena Delta (2)
-
New Siberian Islands (2)
-
Olenek River (2)
-
Udachnaya Pipe (1)
-
-
-
Ukraine
-
Boltyshka Depression (1)
-
-
Urals
-
Novaya Zemlya (3)
-
-
West Siberia (1)
-
-
Cook Inlet (3)
-
Cooper Basin (1)
-
El Paso Mountains (1)
-
Essaouira Basin (1)
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Eurasia (2)
-
Europe
-
Adriatic region (2)
-
Alps
-
Albanides (1)
-
Central Alps
-
Lepontine Alps (1)
-
-
Central Austrian Alps (1)
-
Eastern Alps
-
Carnic Alps (2)
-
Dinaric Alps (2)
-
Dolomites
-
Latemar Massif (1)
-
-
Julian Alps (5)
-
Karawanken (1)
-
Northern Limestone Alps (7)
-
-
French Alps (4)
-
Limestone Alps
-
Northern Limestone Alps (7)
-
-
Western Alps (3)
-
-
Arkhangelsk Russian Federation
-
Novaya Zemlya (3)
-
-
Baltic region
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Lithuania (2)
-
-
Brianconnais Zone (1)
-
Carpathian Foreland (1)
-
Carpathians
-
Western Carpathians (1)
-
-
Central Europe
-
Austria
-
Carinthia Austria
-
Bleiberg Austria (1)
-
-
Central Austrian Alps (1)
-
Lower Austria (1)
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Salzburg State Austria (3)
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Salzkammergut (2)
-
Tyrol Austria (2)
-
-
Czech Republic (1)
-
Germany
-
Baden-Wurttemberg Germany (1)
-
Bavaria Germany (1)
-
Brandenburg Germany
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Ketzin Germany (1)
-
-
Hesse Germany
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Wetterau (1)
-
-
Lower Saxony Germany (2)
-
Mecklenburg-Western Pomerania Germany (1)
-
Rhineland-Palatinate Germany (1)
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Saar-Nahe Basin (1)
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Schleswig-Holstein Germany (2)
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Hungary
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Bakony Mountains (1)
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Budapest Hungary (1)
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Transdanubia
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Central Transdanubia (1)
-
-
-
Molasse Basin (1)
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Northern Limestone Alps (7)
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Poland
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Cracow-Czestochowa Jura (1)
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Opole Poland (1)
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Polish Lowland (1)
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Slaskie Poland
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Katowice Poland (3)
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Zawiercie Poland (2)
-
-
Swiety Krzyz Mountains (2)
-
Upper Silesia (2)
-
-
Pomerania (1)
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Silesia (1)
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Slovakia (1)
-
Switzerland
-
Graubunden Switzerland (1)
-
-
Upper Rhine Graben (1)
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Upper Silesian coal basin (2)
-
-
Fennoscandian Shield (2)
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Jutland (1)
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Pannonian Basin (1)
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Pyrenees
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French Pyrenees (1)
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Spanish Pyrenees (2)
-
-
Rhenish Schiefergebirge (1)
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Southern Europe
-
Albania
-
Albanides (1)
-
-
Bulgaria (2)
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Croatia (1)
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Dinaric Alps (2)
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Greece
-
Hellenides (2)
-
Pindus Mountains (1)
-
-
Iberian Peninsula
-
Spain
-
Andalusia Spain
-
Almeria Spain
-
Sierra de Gador (1)
-
-
Alpujarride Complex (1)
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Malaga Spain (1)
-
-
Asturias Spain (1)
-
Aviles Spain (1)
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Basque Provinces Spain (1)
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Betic Cordillera (3)
-
Cantabrian Basin (1)
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Catalonia Spain
-
Lleida Spain
-
Montsech (1)
-
-
-
Iberian Mountains (1)
-
Maestrazgo Spain (1)
-
Prebetic Zone (1)
-
Spanish Pyrenees (2)
-
Subbetic Zone (1)
-
-
-
Ionian Zone (1)
-
Italy
-
Apennines
-
Apuane Alps (1)
-
Northern Apennines (4)
-
Southern Apennines (5)
-
-
Basilicata Italy
-
Potenza Italy (3)
-
-
Calabria Italy (2)
-
Friuli-Venezia Giulia Italy
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Udine Italy (2)
-
-
Liguria Italy (1)
-
Lombardy Italy
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Bergamo Italy (3)
-
-
Lucania (1)
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Marches Italy (1)
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Sardinia Italy (2)
-
Sicily Italy
-
Catania Italy (1)
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Madonie Mountains (1)
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Peloritani Mountains (1)
-
-
Trentino-Alto Adige Italy
-
Latemar Massif (1)
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Trento Italy (1)
-
-
Tuscany Italy
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Apuane Alps (1)
-
-
Umbria Italy (1)
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Veneto Italy
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Cortina d'Ampezzo Italy (1)
-
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Kosovo (1)
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Moesian Platform (1)
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Montenegro (1)
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Romania (1)
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Serbia (1)
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Slovenia (5)
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Vardar Zone (2)
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Tauern Window (1)
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Ukraine
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Boltyshka Depression (1)
-
-
Western Europe
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France
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Alpes-de-Haute Provence France
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Digne France (1)
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Alsace (1)
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Ardeche France (2)
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Aube France (1)
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Aude France
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Corbieres (1)
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Bas-Rhin France
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Causses (1)
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French Alps (4)
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French Pyrenees (1)
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Gard France (1)
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Languedoc (1)
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Lorraine (3)
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Meurthe-et-Moselle France (1)
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Moselle France (2)
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Paris Basin (10)
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Rochechouart Crater (1)
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Vosges France (1)
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Netherlands (2)
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Scandinavia
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Denmark
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Norway
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Sweden (1)
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United Kingdom
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East Anglia
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Gloucestershire England (3)
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London Basin (1)
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Oxfordshire England (2)
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Mendip Hills (1)
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South-West England (10)
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Warwickshire England (2)
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Wessex Basin (3)
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Worcestershire England (1)
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Yorkshire England
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North Yorkshire England
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York England (1)
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-
-
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Scotland
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Hebrides
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Inner Hebrides (2)
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Scottish Highlands
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Scottish Northern Highlands (1)
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-
-
Wales
-
Caernarvonshire Wales
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Lleyn Peninsula (1)
-
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Glamorgan Wales (4)
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Gwynedd Wales
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Lleyn Peninsula (1)
-
-
South Wales (5)
-
-
-
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Protista
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Foraminifera
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Fusulinina (1)
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Miliolina (2)
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Textulariina
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Lituolacea
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Ataxophragmiidae (1)
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Radiolaria
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Spumellina (4)
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Vermes
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Annelida (2)
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scolecodonts (1)
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Metazoa (1)
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microfossils
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Conodonta (45)
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Fusulinina (1)
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problematic microfossils (2)
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scolecodonts (1)
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palynomorphs
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acritarchs (1)
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Dinoflagellata (14)
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miospores
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Classopollis (1)
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pollen (26)
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Plantae
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algae
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Chlorophyta
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Chlorophyceae
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Dasycladaceae (1)
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Tasmanites (2)
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nannofossils (5)
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Rhodophyta (1)
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Bryophyta (1)
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Pteridophyta
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Filicopsida
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Dicroidium (1)
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Lycopsida (2)
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Sphenopsida (2)
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Spermatophyta
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Angiospermae
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Dicotyledoneae
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Quercus (1)
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Gymnospermae
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Bennettitales (6)
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Coniferales
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Araucariaceae (1)
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Cycadales (2)
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Ginkgoales
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Ginkgo (1)
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Gnetales (1)
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Pteridospermae (3)
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problematic fossils
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problematic microfossils (2)
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thallophytes (5)
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tracks (14)
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trails (1)
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geochronology methods
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(U-Th)/He (4)
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Ar/Ar (25)
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fission-track dating (8)
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hydration of glass (1)
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K/Ar (11)
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Lu/Hf (8)
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Nd/Nd (2)
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paleomagnetism (47)
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Pb/Pb (2)
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Pb/Th (1)
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Rb/Sr (8)
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Re/Os (8)
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Sm/Nd (5)
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Sr/Sr (2)
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tephrochronology (1)
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Th/U (6)
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thermochronology (9)
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thermoluminescence (1)
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tree rings (2)
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U/Pb (121)
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U/Th/Pb (2)
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uranium disequilibrium (1)
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geologic age
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Cenozoic
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Gila Conglomerate (1)
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Quaternary
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Holocene
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upper Holocene (1)
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Pleistocene
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upper Pleistocene (1)
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upper Quaternary (1)
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Stone Age (1)
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Tertiary
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lower Tertiary (1)
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Neogene
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Miocene
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middle Miocene (2)
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Ogallala Formation (4)
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Pliocene (4)
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Paleogene
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Duchesne River Formation (1)
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Eocene
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Green River Formation (2)
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lower Eocene
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Ypresian (1)
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middle Eocene (1)
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upper Eocene (3)
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Kenai Group (1)
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Oligocene (7)
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Paleocene
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lower Paleocene
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K-T boundary (4)
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upper Paleocene
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Thanetian (1)
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Shahejie Formation (1)
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upper Cenozoic
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Gubik Formation (1)
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Mesozoic
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Antalya Complex (1)
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Bisbee Group (1)
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Condrey Mountain Schist (1)
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Cretaceous
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Chonta Formation (1)
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Judea Group (1)
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Lower Cretaceous
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Agrio Formation (1)
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Albian (8)
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Aptian (7)
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Barremian (1)
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Burro Canyon Formation (1)
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Cadomin Formation (1)
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Cedar Mountain Formation (1)
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Cupido Formation (1)
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Isachsen Formation (1)
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Mural Limestone (1)
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Neocomian (1)
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Thamama Group (1)
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Torok Formation (1)
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Urgonian (1)
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Valanginian (4)
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Mancos Shale (2)
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Middle Cretaceous (1)
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Nanushuk Group (2)
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Upper Cretaceous
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Campanian (1)
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Cenomanian (2)
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Coniacian (2)
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Ferron Sandstone Member (1)
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Gulfian
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Eagle Ford Formation (2)
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K-T boundary (4)
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Maestrichtian (5)
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Mesaverde Group (2)
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Neuquen Group (1)
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Niobrara Formation (2)
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Santonian (2)
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Senonian (3)
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Turonian (2)
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Vivian Formation (1)
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Franciscan Complex (1)
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Glen Canyon Group (4)
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Great Valley Sequence (1)
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Jurassic
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Aztec Sandstone (1)
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Bazhenov Formation (1)
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Carmel Formation (2)
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Clarens Formation (8)
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Fernie Formation (1)
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Lower Jurassic
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Domerian (1)
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Dunlin Group (1)
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Hettangian (25)
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Laberge Group (1)
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lower Liassic (24)
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middle Liassic (8)
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Pliensbachian (13)
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Sinemurian (18)
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Sunrise Formation (1)
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Toarcian
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lower Toarcian (1)
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Triassic-Jurassic boundary (35)
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upper Liassic (6)
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Middle Jurassic
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Aalenian (3)
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Bajocian
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Brent Group (2)
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Bathonian
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Great Oolite Group (1)
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Callovian (9)
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Dogger (5)
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Page Sandstone (1)
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Summerville Formation (1)
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Opalinus Clay (1)
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Oxford Clay (4)
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Posidonia Shale (1)
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San Rafael Group (2)
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Smartville Complex (1)
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Solnhofen Limestone (1)
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Twin Creek Limestone (1)
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Upper Jurassic
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Arab Formation (2)
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Brushy Basin Member (1)
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Entrada Sandstone (5)
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Galice Formation (1)
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Hanifa Formation (1)
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Haynesville Formation (1)
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Josephine Ophiolite (2)
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Kimmeridge Clay (1)
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Kimmeridgian (2)
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Morrison Formation (5)
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Oxfordian (12)
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Portlandian (3)
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Sarayaquillo Formation (1)
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Tithonian (3)
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Kayenta Formation (12)
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Kunga Group (2)
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lower Mesozoic (14)
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Moenave Formation (3)
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Navajo Sandstone (6)
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Newark Supergroup (22)
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Nugget Sandstone (1)
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Passaic Formation (8)
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Pucara Group (5)
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Sandilands Formation (3)
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Statfjord Formation (3)
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Triassic
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Chanares Formation (1)
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Charlie Lake Formation (9)
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Cordevolian (1)
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Liard Formation (4)
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Lower Triassic
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Bunter (6)
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Griesbachian (1)
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Induan (3)
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Olenekian (3)
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Permian-Triassic boundary (5)
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Scythian (2)
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Spathian (1)
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Thaynes Formation (1)
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Middle Triassic
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Anisian (12)
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Doig Formation (5)
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Ladinian (29)
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Muschelkalk (5)
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Moenkopi Formation (14)
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Montney Formation (3)
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Nicola Group (8)
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Sherwood Sandstone (8)
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Shublik Formation (5)
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Takla Group (3)
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Upper Triassic
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Baldonnel Formation (12)
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Carnian
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Ischigualasto Formation (5)
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Chinle Formation (87)
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Crow Mountain Sandstone (1)
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Dockum Group (17)
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Karmutsen Group (12)
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Keuper (42)
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Lockatong Formation (10)
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Luning Formation (11)
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Mercia Mudstone (38)
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Molteno Formation (13)
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Norian (141)
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Pardonet Formation (13)
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Petrified Forest Member (12)
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Redonda Formation (2)
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Revueltian (1)
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Rhaetian
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Penarth Group (20)
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Sag River Sandstone (4)
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Santa Rosa Sandstone (2)
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Shinarump Member (10)
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Stormberg Series (7)
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Stuhini Group (6)
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Triassic-Jurassic boundary (35)
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Xujiahe Formation (16)
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Yanchang Formation (79)
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Wetterstein Limestone (1)
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upper Mesozoic (1)
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Vaca Muerta Formation (4)
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Wingate Sandstone (8)
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Yanshanian (3)
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Paleozoic
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Acatlan Complex (1)
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Cambrian
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Lower Cambrian (1)
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Middle Cambrian
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Bright Angel Shale (1)
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Tapeats Sandstone (1)
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Upper Cambrian
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Furongian (1)
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Carboniferous
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Benxi Formation (1)
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Lower Carboniferous (1)
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Mississippian
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Barnett Shale (1)
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Price Formation (1)
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Redwall Limestone (2)
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Upper Mississippian (1)
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Pennsylvanian
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Middle Pennsylvanian
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Paradox Formation (1)
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Upper Carboniferous (3)
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Catskill Formation (1)
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Devonian
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Lower Devonian (2)
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Old Red Sandstone (1)
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Upper Devonian
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Frasnian (2)
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Kellwasser event (1)
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Palliser Formation (1)
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Honaker Trail Formation (1)
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Lisburne Group (2)
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lower Paleozoic (1)
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middle Paleozoic (2)
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Ordovician
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Lower Ordovician (3)
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Upper Ordovician
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Ashgillian (1)
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Permian
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Coconino Sandstone (1)
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Ecca Group (1)
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Glorieta Sandstone (1)
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Guadalupian
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Capitanian (1)
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Kaibab Formation (3)
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Lower Permian
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Cisuralian
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Asselian (1)
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Sakmarian (1)
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Wolfcampian (1)
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Middle Permian (2)
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Park City Formation (1)
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Rotliegendes (2)
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Shihezi Formation (1)
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Toroweap Formation (1)
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Upper Permian
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Permian-Triassic boundary (5)
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Zechstein (7)
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Vryheid Formation (1)
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Silurian
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Lower Silurian
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Wenlock (1)
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Taiyuan Formation (1)
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upper Paleozoic
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Bakken Formation (1)
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Dwyka Formation (1)
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Shanxi Formation (1)
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Sicker Group (2)
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Woodford Shale (1)
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Phanerozoic (4)
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Precambrian
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Archean
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Neoarchean (1)
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Taihua Group (1)
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