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NARROW
Format
Article Type
Journal
Publisher
Section
GeoRef Subject
-
all geography including DSDP/ODP Sites and Legs
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Africa
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North Africa
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Atlas Mountains
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Moroccan Atlas Mountains
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Anti-Atlas (2)
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-
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Libya
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Murzuk Basin (3)
-
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Morocco
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Moroccan Atlas Mountains
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Anti-Atlas (2)
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-
-
-
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Alexander Terrane (2)
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Antelope Valley (3)
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Arctic region
-
Russian Arctic
-
New Siberian Islands (1)
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Svalbard
-
Spitsbergen
-
Spitsbergen Island
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Ny Friesland (1)
-
-
-
-
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Asia
-
Altai Mountains
-
Gorny Altai (2)
-
-
Altai Russian Federation
-
Gorny Altai (2)
-
-
Altai-Sayan region (3)
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Arabian Peninsula
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Oman
-
Oman Mountains (1)
-
-
Saudi Arabia (2)
-
United Arab Emirates
-
Ras al-Khaimah (1)
-
-
-
Buryat Russian Federation (1)
-
Central Asia
-
Kazakhstan
-
Balkhash region (1)
-
Chu-Ili Mountains (1)
-
Eastern Kazakhstan
-
Chingis-Tau (1)
-
-
Karaganda Kazakhstan
-
Akchatau Kazakhstan (1)
-
-
Karatau Range (1)
-
Kokchetav Kazakhstan
-
Kokchetav Massif (2)
-
-
Pavlodar Kazakhstan
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Boshchekul Kazakhstan (1)
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-
-
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Far East
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China
-
Guizhou China (2)
-
Hubei China
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Yichang China (1)
-
-
Hunan China (2)
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Inner Mongolia China (2)
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Kunlun Mountains (1)
-
North China Platform (4)
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Ordos Basin (3)
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Qilian Mountains (2)
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Qinling Mountains (2)
-
Shaanxi China (1)
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Shandong China (1)
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Shanxi China (2)
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South China Block (1)
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Tarim Platform (1)
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Xinjiang China
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Junggar (1)
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Tarim Basin (8)
-
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Xizang China
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Xainza China (1)
-
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Yangtze Platform (3)
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Yunnan China
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Chengjiang China (1)
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Jinning China (1)
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-
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Korea
-
South Korea (3)
-
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Mongolia (2)
-
Sino-Korean Platform (1)
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Thailand (1)
-
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Himalayas (1)
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Krasnoyarsk Russian Federation
-
Taymyr Dolgan-Nenets Russian Federation
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Taymyr Peninsula (1)
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-
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Kyrgyzstan
-
Chatkal Range (1)
-
-
Middle East
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Iran (2)
-
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Sayan
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Eastern Sayan (1)
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Western Sayan (2)
-
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Siberia (3)
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Siberian Platform (3)
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Tannu-Ola Range (1)
-
Tarbagatay Range (1)
-
Tibetan Plateau (1)
-
Tien Shan
-
Chatkal Range (1)
-
Chu-Ili Mountains (1)
-
Karatau Range (1)
-
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Transbaikalia (1)
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Tuva Russian Federation (2)
-
Yakutia Russian Federation
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New Siberian Islands (1)
-
-
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Atlantic Ocean
-
North Atlantic
-
Gulf of Mexico (1)
-
Labrador Sea (1)
-
-
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Atlantic region (5)
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Australasia
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Australia
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Lachlan fold belt (1)
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Macquarie Arc (2)
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Tasmania Australia (2)
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Victoria Australia
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Bendigo gold field (1)
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-
-
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Avalon Zone (1)
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Bay of Islands (1)
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Black Hills (2)
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Caballo Mountains (1)
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Caledonides (5)
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Canada
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Eastern Canada
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Baffin Island (3)
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Gander Zone (3)
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Maritime Provinces
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New Brunswick
-
Gloucester County New Brunswick
-
Bathurst mining district (6)
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Bathurst New Brunswick (1)
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Saint John County New Brunswick
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Saint John New Brunswick (1)
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-
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Nova Scotia
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Antigonish County Nova Scotia (1)
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Pictou County Nova Scotia (1)
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-
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Newfoundland and Labrador
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Labrador (1)
-
Newfoundland
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Buchans Newfoundland and Labrador (1)
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Great Northern Peninsula (1)
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New World Island (2)
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Notre Dame Bay (2)
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Port au Port Peninsula (11)
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-
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Ontario
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Essex County Ontario (2)
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Manitoulin District Ontario
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Manitoulin Island (2)
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Nipissing District Ontario
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Brent Crater (1)
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Northumberland County Ontario (2)
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Ottawa Ontario (3)
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Peterborough County Ontario (1)
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Russell County Ontario (1)
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Saint Catharines Ontario (1)
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Simcoe County Ontario (2)
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Ottawa Valley (3)
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Quebec
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Beauce County Quebec (1)
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Eastern Townships (1)
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Gaspe Peninsula (9)
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Gaspe-Est County Quebec
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Gaspe Quebec (1)
-
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Levis County Quebec (2)
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Matane County Quebec (1)
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Monteregian Hills (1)
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Montreal and Jesus Islands County Quebec
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Montreal Quebec (7)
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Noranda Quebec (1)
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Quebec City Quebec (8)
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Temiscamingue County Quebec
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Rouyn Quebec (1)
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-
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Elzevir Terrane (1)
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Mackenzie Mountains (4)
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Nunavut
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Baffin Island (3)
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Boothia Peninsula (1)
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Somerset Island (1)
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Southampton Island (1)
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Western Canada
-
Alberta
-
Alberta Basin (1)
-
Athabasca Oil Sands (1)
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Jasper National Park (1)
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Peace River Arch (1)
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British Columbia
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Cariboo Mountains (1)
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Canadian Cordillera (1)
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Canadian Rocky Mountains (1)
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Manitoba
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Thompson nickel belt (1)
-
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Northwest Territories (8)
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Saskatchewan
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Regina Saskatchewan (1)
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Yukon Territory (7)
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-
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Caribbean region
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West Indies
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Antilles
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Greater Antilles
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Puerto Rico (1)
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-
-
-
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Central America
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Chortis Block (1)
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Guatemala (1)
-
-
Central Basin (2)
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Chicxulub Crater (1)
-
Commonwealth of Independent States
-
Kazakhstan
-
Balkhash region (1)
-
Chu-Ili Mountains (1)
-
Eastern Kazakhstan
-
Chingis-Tau (1)
-
-
Karaganda Kazakhstan
-
Akchatau Kazakhstan (1)
-
-
Karatau Range (1)
-
Kokchetav Kazakhstan
-
Kokchetav Massif (2)
-
-
Pavlodar Kazakhstan
-
Boshchekul Kazakhstan (1)
-
-
-
Kyrgyzstan
-
Chatkal Range (1)
-
-
Russian Federation
-
Altai Russian Federation
-
Gorny Altai (2)
-
-
Buryat Russian Federation (1)
-
Central Urals (1)
-
Krasnoyarsk Russian Federation
-
Taymyr Dolgan-Nenets Russian Federation
-
Taymyr Peninsula (1)
-
-
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Leningrad Oblast Russian Federation
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Saint Petersburg Russian Federation (2)
-
-
Russian Arctic
-
New Siberian Islands (1)
-
-
Siberian Platform (3)
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Transbaikalia (1)
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Tuva Russian Federation (2)
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Ural region (1)
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Yakutia Russian Federation
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New Siberian Islands (1)
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-
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Urals
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Central Urals (1)
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-
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Copper Mountain (1)
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Don River (1)
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Dunnage Melange (3)
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Dunnage Zone (2)
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Europe
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Baltic region
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Estonia
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Saaremaa (1)
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Tallinn Estonia (1)
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Latvia (2)
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Central Europe
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Czech Republic
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Barrandian Basin (1)
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Bohemia
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Prague Basin (3)
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Prague Czech Republic (2)
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-
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Germany (1)
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Poland (1)
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Fennoscandia (1)
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Leningrad Oblast Russian Federation
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Saint Petersburg Russian Federation (2)
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Pyrenees
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French Pyrenees (1)
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Southern Europe
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Greece (1)
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Iberian Peninsula
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Iberian Massif (1)
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Ossa-Morena Zone (1)
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Portugal (2)
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Spain
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Asturias Spain (1)
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Castile Spain
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New Castile Spain (1)
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Castilla-La Mancha Spain
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Ciudad Real Spain (2)
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Montes de Toledo (2)
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Sierra Morena (2)
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-
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Italy
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Sicily Italy
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Peloritani Mountains (1)
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-
-
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Tornquist-Teisseyre Zone (1)
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Variscides (1)
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Western Europe
-
France
-
Ariege France (1)
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Armorican Massif (8)
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Central Massif
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Montagne Noire (1)
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Finistere France
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Crozon Peninsula (1)
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French Pyrenees (1)
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Ille-et-Vilaine France (1)
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Manche France
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Cotentin Peninsula (1)
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Mayenne France (2)
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Iceland (1)
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Ireland
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Galway Ireland
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Connemara (2)
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Mayo Ireland (2)
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Scandinavia
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Denmark
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Bornholm (2)
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Norway
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Oslo Norway (1)
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Southern Norway (1)
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Sweden
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Dalarna (1)
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Dalarna Sweden
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Siljan (2)
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Jamtland Sweden (3)
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Kalmar Sweden
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Oland (4)
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Skane Sweden (1)
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Smaland (1)
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Stockholm Sweden (1)
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Vastergotland (3)
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-
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United Kingdom
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Great Britain
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England
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Cornwall England (2)
-
Cumbria England
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Cumberland England (1)
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Devon England (1)
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Ingleton England (1)
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London Basin (1)
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Pennines (2)
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Shropshire England (2)
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South-West England (1)
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Welsh Borderland (1)
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Wiltshire England
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Stonehenge (1)
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Yorkshire England
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North Yorkshire England (1)
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-
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Scotland
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Aberdeenshire Scotland (1)
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Ayrshire Scotland
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Girvan Scotland (2)
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Scottish Highlands (1)
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Wales
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Anglesey Wales (1)
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Gwynedd Wales
-
Arenig (2)
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Merionethshire Wales
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Arenig (2)
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Pembrokeshire Wales
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Pembroke Wales (1)
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South Wales (3)
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Welsh Basin (6)
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-
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Northern Ireland (1)
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-
-
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Front Range (1)
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Georgian Bay (1)
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Green Canyon (1)
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Green Mountains (1)
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Green River basin (1)
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Gulf of Mexico Basin (2)
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Indian Ocean
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Timor Sea
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Timor Trough (1)
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-
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Lake District (8)
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Lake Saint Clair (1)
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Marathon Basin (1)
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Maverick Basin (1)
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McGrath Quadrangle (1)
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Mexico
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Sonora Mexico (2)
-
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Midland Valley (2)
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Mohawk Valley (12)
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North America
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Appalachian Basin (18)
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Appalachians
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Blue Ridge Province (1)
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Central Appalachians (9)
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Great Appalachian Valley (2)
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Northern Appalachians (23)
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Southern Appalachians (13)
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Valley and Ridge Province (10)
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-
Basin and Range Province
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Great Basin (6)
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Canadian Shield
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Grenville Province (2)
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Superior Province
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Abitibi Belt (1)
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Champlain Valley (2)
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Eastern Overthrust Belt (1)
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Great Lakes
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Lake Huron (2)
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Great Lakes region (6)
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Great Plains
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Northern Great Plains (2)
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Gulf Coastal Plain (1)
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Humber Zone (5)
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Lake Champlain (2)
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Michigan Basin (23)
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Niagara Falls (1)
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North American Cordillera
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Canadian Cordillera (1)
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Purcell Mountains (1)
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Rocky Mountains
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Canadian Rocky Mountains (1)
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U. S. Rocky Mountains
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Tendoy Range (1)
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Uinta Mountains (1)
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Wasatch Range (1)
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Wet Mountains (1)
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Saint Elias Mountains (1)
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Saint Lawrence Lowlands (10)
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Saint Lawrence River (2)
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Saint Lawrence Valley (4)
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Transcontinental Arch (2)
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Williston Basin (8)
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Ottawa River (1)
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Pacific region (1)
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Peel River (1)
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Permian Basin (1)
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Prince of Wales Island (2)
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Pulaski Fault (1)
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Roberts Mountains (1)
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Rome Trough (1)
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Saltville Fault (2)
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San Andres Mountains (1)
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South America
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Andes (1)
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Argentina
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La Rioja Argentina (1)
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Salta Argentina (1)
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San Juan Argentina (9)
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Bolivia (3)
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Chile (1)
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Orinoco River basin (1)
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Precordillera (14)
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Southern Hemisphere (1)
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Southern Uplands (4)
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United States
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Alabama
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Bibb County Alabama (2)
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Chilton County Alabama (1)
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Etowah County Alabama (1)
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Jefferson County Alabama (2)
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Shelby County Alabama (2)
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Tuscaloosa County Alabama (1)
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Alaska
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Brooks Range (1)
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Kodiak Island (1)
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Livengood Quadrangle (1)
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Medfra Quadrangle (2)
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Seward Peninsula (1)
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Teller Quadrangle (1)
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Anadarko Basin (2)
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Ardmore Basin (1)
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Arkansas
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Izard County Arkansas (2)
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Marion County Arkansas (2)
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Newton County Arkansas (1)
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Pulaski County Arkansas (1)
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Stone County Arkansas (1)
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Arkansas River valley (1)
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Arkoma Basin (4)
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Atlantic Coastal Plain (3)
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Benton Uplift (1)
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Black Warrior Basin (2)
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Bronson Hill Anticlinorium (7)
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California
-
Central California (1)
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Inyo County California (1)
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Northern California (1)
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Siskiyou County California (1)
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Central Basin Platform (1)
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Cincinnati Arch (9)
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Colorado
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Fremont County Colorado
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Canon City Colorado (1)
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Wet Mountains (1)
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White River Plateau (1)
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Connecticut (1)
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Connecticut Valley (1)
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Delaware Basin (2)
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Denver Basin (1)
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Eastern U.S.
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Southeastern U.S. (2)
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Forest City Basin (2)
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Georgia (8)
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Great Basin (6)
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Hudson River (1)
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Hudson Valley (1)
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Hugoton Embayment (1)
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Idaho
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Blaine County Idaho (1)
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Butte County Idaho (1)
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Custer County Idaho (1)
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Lemhi County Idaho (1)
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Lemhi Range (1)
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Lost River Range (1)
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Illinois
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Cook County Illinois
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Chicago Illinois (1)
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DuPage County Illinois (1)
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Grundy County Illinois (1)
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La Salle County Illinois (2)
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Lee County Illinois (3)
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Putnam County Illinois (1)
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Schuyler County Illinois (1)
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Will County Illinois (1)
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Illinois Basin (10)
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Indiana
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Dearborn County Indiana (1)
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Franklin County Indiana (1)
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Jennings County Indiana (1)
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Newton County Indiana (1)
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Iowa
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Allamakee County Iowa (2)
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Clayton County Iowa (3)
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Des Moines County Iowa (1)
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Jackson County Iowa (1)
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Jones County Iowa (1)
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Winneshiek County Iowa (9)
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Kansas
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Barber County Kansas (1)
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Clark County Kansas (1)
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Comanche County Kansas (2)
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Ford County Kansas (1)
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Pratt County Kansas (1)
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Kentucky
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Anderson County Kentucky (1)
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Boyle County Kentucky (1)
-
Fayette County Kentucky (1)
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Jessamine County Kentucky (1)
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Scott County Kentucky (1)
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Woodford County Kentucky (1)
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Klamath Mountains (1)
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Maine
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Chain Lakes Massif (1)
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Franklin County Maine (1)
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Oxford County Maine (1)
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Maryland
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Washington County Maryland (1)
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Massachusetts
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Berkshire County Massachusetts (1)
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Franklin County Massachusetts (3)
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Hampden County Massachusetts (1)
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Hampshire County Massachusetts (1)
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Worcester County Massachusetts (1)
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Michigan
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Michigan Lower Peninsula
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Bay County Michigan (1)
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Branch County Michigan (1)
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Clare County Michigan (1)
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Crawford County Michigan (1)
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Gladwin County Michigan (1)
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Wayne County Michigan (1)
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Michigan Upper Peninsula
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Chippewa County Michigan (1)
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Delta County Michigan (1)
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Midcontinent (17)
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Midwest (9)
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Minnesota
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Dakota County Minnesota (1)
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Fillmore County Minnesota (7)
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Goodhue County Minnesota (4)
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Hennepin County Minnesota
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Minneapolis Minnesota (3)
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Houston County Minnesota (1)
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Mower County Minnesota (1)
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Ramsey County Minnesota
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Saint Paul Minnesota (5)
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Mississippi Embayment (1)
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Mississippi Valley
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Missouri
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Cape Girardeau County Missouri (1)
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Jasper County Missouri (1)
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Jefferson County Missouri (2)
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Ozark County Missouri (1)
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Scott County Missouri (1)
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Montana
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Beaverhead County Montana
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Tendoy Range (1)
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Sheridan County Montana (1)
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Nashville Dome (10)
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Nebraska (1)
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Nevada
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Egan Range (1)
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Elko County Nevada (1)
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Lincoln County Nevada (3)
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Nye County Nevada
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New England (6)
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New Hampshire
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Cheshire County New Hampshire (3)
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Coos County New Hampshire (2)
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New Jersey
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New Mexico
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Luna County New Mexico
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New York
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Herkimer County New York (5)
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Lewis County New York (2)
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Oneida County New York (2)
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Ulster County New York (1)
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North Dakota (2)
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Ohio
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Hancock County Ohio (2)
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Licking County Ohio (1)
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Lucas County Ohio (2)
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Mercer County Ohio (1)
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Morrow County Ohio (1)
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Sandusky County Ohio (1)
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Van Wert County Ohio (1)
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Warren County Ohio (1)
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Wood County Ohio (2)
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Wyandot County Ohio (1)
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Ohio River valley (1)
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Oklahoma
-
Arbuckle Mountains (14)
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Carter County Oklahoma (10)
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Invertebrata
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Trilobitomorpha
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Ptychopariida
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Brachiopoda
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Articulata
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Orthida (5)
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Spiriferida
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Strophomenida
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Inarticulata
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Scyphozoa
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Conulariida (3)
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Echinodermata
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Asterozoa
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Crinozoa
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Mollusca
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Gastropoda
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Hyolithes (2)
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Porifera
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Calcarea
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Protista
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Vermes
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Plantae
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Chlorophyta
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Chlorophyceae
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Receptaculitaceae (2)
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-
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Rhodophyta
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Corallinaceae (1)
-
-
-
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problematic fossils
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Pterobranchia (8)
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geologic age
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Cenozoic
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Quaternary
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Holocene (1)
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Pleistocene
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Glasford Formation (1)
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upper Pleistocene
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-
-
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Tertiary
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lower Tertiary (1)
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Neogene
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Miocene (1)
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Paleogene
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Eocene (2)
-
Ghost Rocks Formation (1)
-
-
-
-
Dalradian (2)
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Mesozoic
-
Bisbee Group (1)
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Cretaceous
-
Dakota Formation (1)
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Lower Cretaceous
-
Albian (1)
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Aptian (1)
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Mowry Shale (1)
-
Spirit River Formation (1)
-
-
Upper Cretaceous
-
Gulfian
-
Eagle Ford Formation (1)
-
-
Niobrara Formation (1)
-
-
-
Franciscan Complex (1)
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Jurassic
-
Lower Jurassic (3)
-
Upper Jurassic
-
Haynesville Formation (1)
-
Smackover Formation (1)
-
-
-
Navajo Sandstone (1)
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Nugget Sandstone (2)
-
Triassic (3)
-
Yanshanian (1)
-
-
Paleozoic
-
Arbuckle Group (2)
-
Bedford Shale (1)
-
Berea Sandstone (1)
-
Bucksport Formation (1)
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Cambrian
-
Acadian (1)
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Conasauga Group (1)
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Lower Cambrian
-
Kinzers Formation (1)
-
Shady Dolomite (1)
-
Zabriskie Quartzite (1)
-
-
Middle Cambrian
-
Burgess Shale (2)
-
Marjum Formation (1)
-
-
Upper Cambrian
-
Bonneterre Formation (2)
-
Eau Claire Formation (2)
-
Franconia Formation (1)
-
Furongian
-
Jiangshanian (1)
-
-
Galesville Sandstone (3)
-
Lamotte Sandstone (1)
-
Mount Simon Sandstone (3)
-
Potsdam Sandstone (1)
-
Timbered Hills Group (1)
-
Trempealeauan (1)
-
-
-
Cape Elizabeth Formation (1)
-
Carboniferous
-
Benxi Formation (1)
-
Lower Carboniferous
-
Dinantian (2)
-
-
Middle Carboniferous (2)
-
Mississippian
-
Barnett Shale (1)
-
Charles Formation (1)
-
Lower Mississippian
-
Osagian
-
Burlington Limestone (1)
-
Keokuk Limestone (1)
-
-
Pocono Formation (1)
-
Tournaisian (1)
-
-
Mission Canyon Limestone (1)
-
Sunbury Shale (1)
-
Upper Mississippian
-
Meramecian
-
Sainte Genevieve Limestone (1)
-
Warsaw Formation (1)
-
-
-
-
Pennsylvanian
-
Middle Pennsylvanian
-
Carbondale Formation (1)
-
Desmoinesian
-
Cherokee Group (1)
-
-
-
Upper Pennsylvanian (1)
-
-
Upper Carboniferous (5)
-
-
Casco Bay Group (1)
-
Chattanooga Shale (1)
-
Cow Head Group (7)
-
Deadwood Formation (1)
-
Devonian
-
Levis Shale (2)
-
Lower Devonian
-
Littleton Formation (1)
-
Manlius Formation (1)
-
Oriskany Sandstone (3)
-
-
Middle Devonian
-
Detroit River Group (1)
-
Hamilton Group (1)
-
Marcellus Shale (2)
-
Onondaga Limestone (3)
-
Sylvania Formation (1)
-
Tioga Bentonite (1)
-
Tully Limestone (2)
-
Winnipegosis Formation (1)
-
-
Old Red Sandstone (1)
-
Traverse Group (1)
-
Upper Devonian
-
Canadaway Group (1)
-
Chemung Formation (1)
-
Famennian
-
Wabamun Group (1)
-
-
Frasnian (1)
-
Nisku Formation (1)
-
Ohio Shale (1)
-
-
-
Helderberg Group (1)
-
Hunton Group (1)
-
Knox Group (10)
-
lower Paleozoic
-
Berwick Formation (1)
-
Rose Run Sandstone (1)
-
-
Merrimack Group (1)
-
Ordovician
-
Antelope Valley Limestone (9)
-
Buchans Group (5)
-
Catoche Formation (1)
-
Chickamauga Group (3)
-
Clays Ferry Formation (2)
-
Davidsville Group (2)
-
Eureka Quartzite (6)
-
Gualcamayo Formation (2)
-
Gull River Formation (4)
-
Lexington Limestone (6)
-
Lower Ordovician
-
Arenigian
-
Ballantrae Complex (1)
-
-
Beekmantown Group (10)
-
El Paso Group (1)
-
Ellenburger Group (1)
-
Fillmore Formation (3)
-
Floian (5)
-
Ibexian (6)
-
Mascot Dolomite (1)
-
Prairie du Chien Group (4)
-
Saint George Group (2)
-
Tremadocian (20)
-
-
Lushs Bight Group (2)
-
Martinsburg Formation (7)
-
Middle Ordovician
-
Ammonoosuc Volcanics (12)
-
Bigfork Chert (1)
-
Black River Group (34)
-
Blackriverian (14)
-
Bromide Formation (33)
-
Champlainian (10)
-
Chazy Group (12)
-
Chazyan (13)
-
Cloridorme Formation (16)
-
Dapingian (12)
-
Darriwilian (66)
-
Decorah Shale (24)
-
Deicke Bentonite Bed (10)
-
Dolgeville Formation (6)
-
Everton Formation (3)
-
Galena Dolomite (27)
-
Glenwood Shale (8)
-
High Bridge Group (1)
-
Lenoir Limestone (5)
-
Llandeilian (31)
-
Llanvirnian (54)
-
Millbrig Bentonite Bed (8)
-
Normanskill Formation (10)
-
Partridge Formation (2)
-
Platteville Formation (30)
-
Saint Peter Sandstone (49)
-
Schenectady Formation (2)
-
Shadow Lake Formation (1)
-
Simpson Group (31)
-
Stones River Group (4)
-
Swan Peak Formation (2)
-
Table Head Group (18)
-
Whiterockian (31)
-
Winnipeg Formation (11)
-
Woods Hollow Shale (3)
-
-
Miramichi Group (2)
-
Montoya Group (1)
-
Skiddaw Slates (5)
-
Tetagouche Group (9)
-
Trenton Group (85)
-
Upper Ordovician
-
Ashgillian (15)
-
Caradocian
-
Borrowdale Volcanic Group (1)
-
-
Cincinnatian
-
Maysvillian (1)
-
Richmondian (1)
-
-
Edenian (1)
-
Fairview Formation (1)
-
Hirnantian (1)
-
Juniata Formation (1)
-
Katian (3)
-
Kope Formation (1)
-
Lorraine Group (1)
-
Maquoketa Formation (7)
-
Mohawkian (19)
-
Neda Formation (1)
-
Queenston Shale (1)
-
Red River Formation (4)
-
Sandbian (10)
-
Trentonian (99)
-
Whitewater Formation (1)
-
Yeoman Formation (1)
-
-
Utica Shale (20)
-
Valmy Formation (1)
-
Vinini Formation (1)
-
Viola Limestone (6)
-
Viruan (1)
-
Wild Bight Group (1)
-
Womble Shale (1)
-
-
Permian
-
Lower Permian
-
Abo Formation (1)
-
Cisuralian (1)
-
Leonardian
-
Bone Spring Limestone (1)
-
-
Wichita Group (1)
-
Wolfcampian
-
Hueco Limestone (1)
-
-
-
Upper Permian (1)
-
-
Road River Formation (2)
-
Sauk Sequence (2)
-
Shawangunk Formation (2)
-
Silurian
-
Lockport Formation (3)
-
Lower Silurian
-
Llandovery
-
Interlake Formation (1)
-
-
Tuscarora Formation (4)
-
Wenlock (2)
-
-
Middle Silurian
-
Clinton Group (2)
-
Racine Dolomite (1)
-
Waldron Shale (1)
-
-
Niagaran (5)
-
Upper Silurian
-
Pridoli (1)
-
Salina Group (1)
-
-
-
Taiyuan Formation (2)
-
Tippecanoe Sequence (2)
-
upper Paleozoic
-
Antrim Shale (1)
-
Arkansas Novaculite (1)
-
Shanxi Formation (2)
-
-
Weber Sandstone (2)
-
Woodford Shale (2)
-
-
Phanerozoic (3)
-
Precambrian
-
Archean (2)
-
Eocambrian (1)
-
upper Precambrian
-
Proterozoic
-
Mesoproterozoic (4)
-
Neoproterozoic (9)
-
Paleoproterozoic (1)
-
-
-
-
-
igneous rocks
-
igneous rocks
-
picrite (1)
-
plutonic rocks
-
anorthosite (1)
-
diabase
-
tholeiitic dolerite (1)
-
-
diorites
-
microdiorite (1)
-
tonalite (4)
-
trondhjemite (3)
-
-
gabbros
-
troctolite (1)
-
-
granites
-
felsite (1)
-
S-type granites (1)
-
-
granodiorites (1)
-
lamprophyres
-
camptonite (1)
-
-
ultramafics
-
hornblendite (1)
-
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K-bentonite (21)
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Primary terms
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