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NARROW
Format
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Journal
Publisher
Section
GeoRef Subject
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all geography including DSDP/ODP Sites and Legs
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Africa
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Madagascar (2)
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Southern Africa
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South Africa
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Bushveld Complex (1)
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Merensky Reef (1)
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Alexander Terrane (1)
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Antarctica
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Antarctic Peninsula (1)
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Arctic Ocean
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Arctic region
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Russian Arctic
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Asia
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Altai Mountains
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Kuznetsk Alatau (1)
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Altai-Sayan region (1)
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Arabian Peninsula (1)
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Central Asia
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Kazakhstan
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Chukotka Russian Federation
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Far East
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China
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Japan
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Korea
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India
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West Bengal India
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Pakistan (1)
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Kamchatka Russian Federation
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Kemerovo Russian Federation
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Middle East
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West Siberia
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Wrangel Island (1)
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Atlantic Ocean
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North Atlantic
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Atlantic region (1)
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Australasia
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Australia
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Mount Isa Inlier (2)
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South Australia
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Flinders Ranges (1)
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Victoria Australia (1)
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New Zealand
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Ruapehu (1)
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Taupo volcanic zone (1)
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Barton Springs (2)
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Bear River Range (1)
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Black Hills (1)
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Blue Mountains (24)
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Border Ranges Fault (2)
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Cache Creek (1)
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Cache Creek Terrane (11)
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Canada
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Cassiar Mountains (2)
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Eastern Canada
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Maritime Provinces
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New Brunswick
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Gloucester County New Brunswick
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Bathurst mining district (1)
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Nova Scotia (1)
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Newfoundland and Labrador
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Newfoundland
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Baie Verte Peninsula (1)
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Port au Port Peninsula (2)
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Ontario
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Flack Lake (1)
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Sudbury igneous complex (1)
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Sudbury Structure (1)
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Quebec
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Abitibi County Quebec (1)
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Anticosti Island (8)
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Noranda Quebec (1)
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Nunavut
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Ellesmere Island (1)
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Sverdrup Basin (1)
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Queen Elizabeth Islands
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Selwyn Mountains (1)
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Stikinia Terrane (16)
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Western Canada
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British Columbia
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Bowser Basin (7)
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Guichon Creek Batholith (1)
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Kimberley British Columbia (2)
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Mount Meager (3)
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Skeena Mountains (1)
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Smithers British Columbia (1)
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Sustut Basin (1)
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Tulameen coal area (1)
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Vancouver British Columbia (2)
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Vancouver Island (6)
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Canadian Cordillera (47)
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Canadian Rocky Mountains (4)
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Crowsnest Pass (2)
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Manitoba
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Flin Flon Manitoba (1)
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Northwest Territories (2)
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Saskatchewan (3)
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Yukon Territory
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Klondike (3)
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Kluane Lake (1)
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Whitehorse Yukon Territory (2)
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Whitehorse Trough (7)
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Caribbean region
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West Indies
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Antilles
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Greater Antilles
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Hispaniola
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Haiti (1)
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Cascade Range (17)
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Cascadia subduction zone (15)
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Central America
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Panama (1)
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Central Valley (1)
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Channeled Scabland (2)
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Coast Ranges (8)
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Commonwealth of Independent States
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Caucasus (1)
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Kazakhstan
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Russian Federation
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Central Urals (2)
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Chukotka Russian Federation
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Chukchi Peninsula (1)
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Kamchatka Russian Federation
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Kamchatka Peninsula (1)
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Kemerovo Russian Federation
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Shoriya Mountains (1)
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Koryak Range (1)
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Kuznetsk Alatau (1)
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Russian Arctic
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Wrangel Island (1)
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Russian Pacific region (1)
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Salair Ridge (1)
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Siberian Platform (1)
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Sverdlovsk Russian Federation (1)
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Urals
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Central Urals (2)
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West Siberia
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Kuznetsk Alatau (1)
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Diablo Range (1)
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East Coast Basin (1)
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East Pacific Ocean Islands
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Hawaii
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Hawaii County Hawaii
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Hawaii Island
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Hualalai (1)
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Kilauea (1)
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Kohala (1)
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Mauna Kea (1)
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Mauna Loa (2)
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Eel River (1)
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Eel River basin (4)
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Elk River (1)
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Espanola Basin (1)
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Eurasia (2)
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Europe
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Alps
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Central Alps
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Rhaetian Alps
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Adamello Massif (1)
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Western Alps
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Cottian Alps (1)
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Baltic region
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Estonia (1)
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Latvia (1)
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Lithuania (1)
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Brianconnais Zone (1)
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Caucasus (1)
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Jutland (1)
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Southern Europe
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Greece
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Greek Aegean Islands
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Cyclades
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Santorin (1)
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Iberian Peninsula
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Spain
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Asturias Spain (1)
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Italy
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Lombardy Italy
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Adamello Massif (1)
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Piemonte Italy (1)
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Sicily Italy
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Mount Etna (1)
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-
-
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Western Europe
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Cottian Alps (1)
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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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Aquitaine Basin (1)
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Central Massif (1)
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Mont-Saint-Michel Bay (1)
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Ireland
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Galway Ireland
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Galway Granite (1)
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Scandinavia
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Denmark (1)
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United Kingdom
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Great Britain
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England
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Cornwall England (1)
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Devon England (1)
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Scotland
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Hebrides
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Inner Hebrides
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Isle of Skye (1)
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-
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Highland region Scotland
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Inverness-shire Scotland
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Isle of Skye (1)
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Moine thrust zone (1)
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Scottish Highlands
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Grampian Highlands
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Cairngorm Mountains (1)
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-
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-
-
-
Fraser River (2)
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Grand Canyon (1)
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Granite Mountains (1)
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Green River (1)
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Green River basin (1)
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Han River basin (1)
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Hikurangi Margin (1)
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Hope Fault (1)
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Indian Ocean
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Arabian Sea
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Persian Gulf (1)
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-
-
Indian Ocean Islands
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Madagascar (2)
-
-
Iron Mountain (1)
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Jack Hills (1)
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Kimberley Basin (1)
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Lewis thrust fault (1)
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Long Valley (1)
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Maverick Basin (1)
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McArthur Basin (1)
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McGrath Quadrangle (1)
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Mediterranean region
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Aegean Islands
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Greek Aegean Islands
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Cyclades
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Santorin (1)
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-
-
-
-
Mexico
-
Baja California Sur Mexico (1)
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Guerrero Terrane (1)
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La Popa Basin (1)
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Sierra Madre Oriental (1)
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Sonora Mexico (1)
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Mohawk Valley (1)
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Mount Adams (1)
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Mount Baker (1)
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North America
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Appalachian Basin (1)
-
Appalachians
-
Blue Ridge Mountains (1)
-
Northern Appalachians (1)
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Piedmont (1)
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Southern Appalachians (2)
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Valley and Ridge Province (1)
-
-
Basin and Range Province
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Great Basin (4)
-
-
Belt Basin (7)
-
Canadian Shield
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Churchill Province
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Hearne Province (1)
-
Rae Province (1)
-
-
Flin Flon Belt (1)
-
Grenville Province
-
Central Gneiss Belt (1)
-
Central Metasedimentary Belt (1)
-
-
Slave Province (5)
-
Superior Province
-
Abitibi Belt (2)
-
English River Belt (2)
-
Uchi Subprovince (1)
-
Wabigoon Belt (1)
-
-
-
Coast plutonic complex (2)
-
Denali Fault (2)
-
Great Lakes
-
Lake Ontario (1)
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-
Great Plains (3)
-
Intermontane Belt (5)
-
Juan de Fuca Strait (1)
-
Kootenay Arc (5)
-
Methow Basin (2)
-
North American Cordillera
-
Canadian Cordillera (47)
-
-
North American Craton (4)
-
Okanagan Valley (2)
-
Omineca Belt (6)
-
Peninsular Ranges Batholith (1)
-
Purcell Mountains (3)
-
Rio Grande Rift (1)
-
Rocky Mountain Trench (1)
-
Rocky Mountains
-
Canadian Rocky Mountains (4)
-
Northern Rocky Mountains (7)
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Southern Rocky Mountains (1)
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U. S. Rocky Mountains
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Absaroka Range
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Beartooth Mountains (1)
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Bitterroot Range
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Beaverhead Mountains (2)
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Bridger Range (1)
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San Juan Mountains (1)
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Tobacco Root Mountains (1)
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Uinta Mountains (1)
-
-
-
Shuswap Complex (3)
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Slide Mountain Terrane (5)
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Sweetgrass Arch (1)
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Tanana River (1)
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Tintina Fault (2)
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Transcontinental Arch (1)
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Western Canada Sedimentary Basin (2)
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Western Interior
-
Western Interior Seaway (3)
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Western Overthrust Belt (1)
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Williston Basin (1)
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Yakutat Terrane (1)
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North Australian Craton (2)
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North Island (2)
-
Oceania
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Melanesia
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New Caledonia
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Ouegoa New Caledonia (1)
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Vanuatu (1)
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Polynesia
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Hawaii
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Hawaii County Hawaii
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Hawaii Island
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Hualalai (1)
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Kilauea (1)
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Kohala (1)
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Mauna Kea (1)
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-
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Mauna Loa (2)
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-
-
-
Pacific Coast (6)
-
Pacific Ocean
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East Pacific
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Northeast Pacific
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Mendocino fracture zone (5)
-
-
-
North Pacific
-
Northeast Pacific
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Mendocino fracture zone (5)
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Northwest Pacific
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Okinawa Trough (1)
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-
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West Pacific
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Northwest Pacific
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Okinawa Trough (1)
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Pasco Basin (1)
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Peace River (1)
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Pioneer Mountains (5)
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Preston Peak (1)
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Prince of Wales Island (1)
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Quesnellia Terrane (10)
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Red Dog Mine (1)
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Salmon River (9)
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Santa Clara Valley (1)
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Santa Cruz Mountains (1)
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Sawtooth Range (2)
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Sierra Nevada (11)
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Snake River (3)
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Snake River canyon (1)
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South America
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Brazil
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Borborema (1)
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Chile (1)
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United States
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Alabama (1)
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Alaska
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Alaska Peninsula (4)
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Aleutian Islands
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Alexander Archipelago (1)
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Big Delta Quadrangle (1)
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Brooks Range
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De Long Mountains (1)
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Endicott Mountains (1)
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Chandalar Quadrangle (1)
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Fairbanks Alaska (1)
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Goodnews Bay Quadrangle (1)
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Katmai (4)
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Katmai National Park (2)
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Kodiak Island (1)
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Novarupta (3)
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Seward Peninsula (4)
-
Talkeetna Quadrangle (1)
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Trans-Alaska Pipeline (1)
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Valley of Ten Thousand Smokes (2)
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Yakutat Bay (1)
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Arizona (3)
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California
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Caliente Range (1)
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Contra Costa County California (1)
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Del Norte County California (2)
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Feather River (1)
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Humboldt County California
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Lake County California (1)
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Mammoth Mountain (1)
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Marin County California (2)
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Mendocino County California (2)
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Mono County California
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Long Valley Caldera (1)
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Northern California (17)
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Rattlesnake Creek Terrane (4)
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Salinian Block (1)
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San Bernardino County California
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Pisgah Crater (1)
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San Francisco Bay
-
San Pablo Bay (1)
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San Joaquin County California (1)
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Santa Barbara Channel (1)
-
Santa Clara County California
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Palo Alto California (1)
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Shasta County California
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Lassen Peak (1)
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Sierra Nevada Batholith (4)
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Siskiyou County California (3)
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Sonoma County California (2)
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Trinity Complex (1)
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Carolina Terrane (1)
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Catskill Delta (1)
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Coeur d'Alene mining district (4)
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Colorado
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Gunnison County Colorado (1)
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Colorado Plateau (2)
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Columbia Plateau (7)
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Connecticut (1)
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Delaware (1)
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Eastern U.S. (1)
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Great Basin (4)
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Hawaii
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Hawaii County Hawaii
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Hawaii Island
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Hualalai (1)
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Kilauea (1)
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Kohala (1)
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Mauna Kea (1)
-
-
-
Mauna Loa (2)
-
-
Hayfork Terrane (3)
-
Idaho
-
Adams County Idaho (3)
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Bannock County Idaho (1)
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Bannock Range (2)
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Blaine County Idaho (2)
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Boise County Idaho (3)
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Canyon County Idaho (1)
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Clearwater County Idaho (2)
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Borah Peak (2)
-
-
Elmore County Idaho (1)
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Idaho County Idaho (14)
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Kootenai County Idaho (1)
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Blackbird mining district (7)
-
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-
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Lemhi Range (3)
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-
Lost River Fault (3)
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-
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Nez Perce County Idaho (3)
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Seven Devils Mountains (1)
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Snake River plain (13)
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Iowa (1)
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Kentucky (1)
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Klamath Mountains (24)
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Nebraska
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New York
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Oswego County New York (1)
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Wyoming County New York (1)
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North Carolina (1)
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Slope County North Dakota (1)
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Oklahoma
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Carter County Oklahoma (1)
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Criner Hills (1)
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Oregon
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Clackamas County Oregon (2)
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Clatsop County Oregon (1)
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Crook County Oregon (1)
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Gilliam County Oregon (1)
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Grant County Oregon (2)
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Hood River County Oregon (2)
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Pb-208/Pb-206 (2)
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large-ion lithophile elements (1)
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Rb-87/Sr-86 (2)
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lead
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Pb-206/Pb-204 (10)
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Nd-144/Nd-143 (18)
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oxygen
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O-18/O-16 (19)
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Tetrapoda
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Mammalia
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Carnivora
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Rodentia
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Sciuromorpha
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Reptilia
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Anapsida
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Testudines
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Diapsida
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Archosauria
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dinosaurs
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Ornithischia
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Ornithopoda (1)
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coprolites (4)
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Graptolithina
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Graptoloidea (2)
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Hemichordata (1)
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ichnofossils
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Invertebrata
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Arthropoda
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Mandibulata
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Trilobitomorpha
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Trilobita (4)
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Brachiopoda
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Articulata
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Orthida (2)
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Cnidaria
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Echinodermata (1)
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Mollusca
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Bivalvia
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Cephalopoda
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Gastropoda
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Porifera
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Protista
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Foraminifera
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Textulariina
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Radiolaria (4)
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Vermes
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Plantae
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Chlorophyta
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Pteridophyta
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Spermatophyta
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Coniferales
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Taxodium (1)
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problematic fossils (1)
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geochronology methods
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(U-Th)/He (10)
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Ar/Ar (34)
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tree rings (4)
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U/Pb (132)
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geologic age
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Cenozoic
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Blancan (1)
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Glenns Ferry Formation (3)
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Quaternary
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Cordilleran ice sheet (2)
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Holocene
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Medieval Warm Period (1)
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Neoglacial
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upper Holocene
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Little Ice Age (1)
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-
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Pleistocene
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Bishop Tuff (1)
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Lake Missoula (4)
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upper Pleistocene
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Weichselian
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upper Weichselian
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Younger Dryas (1)
-
-
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Wisconsinan
-
upper Wisconsinan (3)
-
-
-
-
-
Stone Age
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Paleolithic
-
upper Paleolithic (1)
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-
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Tertiary
-
Challis Volcanics (9)
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Florissant Lake Beds (1)
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John Day Formation (1)
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lower Tertiary (2)
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Neogene
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Hemphillian (1)
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Miocene
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Columbia River Basalt Group (19)
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Ellensburg Formation (1)
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Grande Ronde Basalt (7)
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lower Miocene (2)
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middle Miocene (2)
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Saddle Mountains Basalt (3)
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Topopah Spring Member (1)
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upper Miocene (8)
-
Wanapum Basalt (1)
-
-
Ogallala Formation (1)
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Pliocene
-
lower Pliocene
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Zanclean (1)
-
-
upper Pliocene (1)
-
-
Ringold Formation (2)
-
-
Paleogene
-
Eocene
-
Absaroka Supergroup (1)
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Chuckanut Formation (1)
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Clarno Formation (1)
-
Lake Gosiute (1)
-
middle Eocene
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Carrizo Sand (1)
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Lutetian (1)
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Tyee Formation (2)
-
-
upper Eocene (1)
-
Yamhill Formation (1)
-
-
lower Paleogene (1)
-
Oligocene
-
upper Oligocene (1)
-
-
Paleocene
-
upper Paleocene
-
Thanetian (1)
-
-
-
Renova Formation (2)
-
-
-
upper Cenozoic (2)
-
Wildcat Group (2)
-
-
Mesozoic
-
Condrey Mountain Schist (2)
-
Cretaceous
-
Colorado Group (1)
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Comanchean
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Buda Limestone (1)
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Edwards Formation (1)
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Fredericksburg Group (1)
-
Georgetown Formation (1)
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Washita Group (1)
-
-
Dakota Formation (2)
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Kuskokwim Group (1)
-
Lower Cretaceous
-
Albian
-
upper Albian (2)
-
-
Bear River Formation (1)
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Blackleaf Formation (1)
-
Bluesky Formation (1)
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Edwards Formation (1)
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Fredericksburg Group (1)
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Georgetown Formation (1)
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Hauterivian (1)
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Kiowa Formation (1)
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McMurray Formation (1)
-
-
Mancos Shale (1)
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Middle Cretaceous (12)
-
Queen Charlotte Group (1)
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Upper Cretaceous
-
Belle Fourche Shale (1)
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Buda Limestone (1)
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Campanian
-
Dinosaur Park Formation (1)
-
-
Cenomanian (4)
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Coker Formation (1)
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Coniacian (1)
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Eutaw Formation (1)
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Frontier Formation (1)
-
Gulfian
-
Austin Chalk (1)
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Eagle Ford Formation (1)
-
-
Hell Creek Formation (1)
-
Hornbrook Formation (2)
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Oldman Formation (1)
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Santonian (1)
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Senonian (1)
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Straight Cliffs Formation (1)
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Turonian (1)
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Two Medicine Formation (1)
-
-
-
Franciscan Complex (6)
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Glen Canyon Group (1)
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Great Valley Sequence (3)
-
Jurassic
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Fernie Formation (2)
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Ladner Group (1)
-
Lower Jurassic
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Laberge Group (5)
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middle Liassic (2)
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Nordegg Member (1)
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Pliensbachian (4)
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Toarcian (2)
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upper Liassic (1)
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Middle Jurassic
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Bajocian (3)
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Bathonian (2)
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Callovian (1)
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San Rafael Group (1)
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Upper Jurassic
-
Bowser Lake Group (4)
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Entrada Sandstone (1)
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Galice Formation (6)
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Josephine Ophiolite (2)
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Morrison Formation (1)
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Sundance Formation (1)
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Swift Formation (1)
-
-
-
lower Mesozoic (4)
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McHugh Complex (2)
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Triassic
-
Lower Triassic
-
Permian-Triassic boundary (1)
-
-
Middle Triassic (1)
-
Moenkopi Formation (1)
-
Upper Triassic
-
Chinle Formation (1)
-
-
-
upper Mesozoic (1)
-
-
Paleozoic
-
Cambrian
-
Brigham Group (1)
-
Middle Cambrian
-
Flathead Sandstone (1)
-
-
Upper Cambrian
-
Pilgrim Formation (1)
-
-
-
Carboniferous
-
Lower Carboniferous (2)
-
Mississippian
-
Lower Mississippian
-
Kinderhookian
-
Banff Formation (1)
-
-
Lodgepole Formation (1)
-
Tournaisian (1)
-
-
Madison Group (1)
-
Upper Mississippian
-
Chesterian (1)
-
-
-
Pennsylvanian
-
Middle Pennsylvanian
-
Desmoinesian
-
Cherokee Group (1)
-
Marmaton Group (1)
-
-
Staunton Formation (1)
-
-
Upper Pennsylvanian
-
Virgilian
-
Tonganoxie Sandstone (1)
-
-
-
-
-
Devonian
-
Lower Devonian
-
Emsian (1)
-
Lochkovian (1)
-
Pragian (1)
-
-
Middle Devonian
-
Eifelian (1)
-
-
Slave Point Formation (1)
-
Swan Hills Formation (1)
-
Upper Devonian
-
Canadaway Group (1)
-
Famennian
-
Wabamun Group (1)
-
-
Frasnian (1)
-
Jefferson Group (2)
-
Palliser Formation (1)
-
-
-
Ellis Bay Formation (6)
-
Exshaw Formation (1)
-
lower Paleozoic (3)
-
middle Paleozoic (4)
-
Ordovician
-
Lower Ordovician
-
Ellenburger Group (1)
-
-
Middle Ordovician
-
Bromide Formation (1)
-
Platteville Formation (1)
-
-
Upper Ordovician
-
Ashgillian (3)
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Caradocian (1)
-
Cincinnatian
-
Richmondian (1)
-
-
Hirnantian (5)
-
-
-
Permian
-
Lower Permian (1)
-
Middle Permian (1)
-
Upper Permian
-
Permian-Triassic boundary (1)
-
-
-
Pilot Shale (1)
-
Silurian
-
Lower Silurian
-
Llandovery (3)
-
-
Upper Silurian (1)
-
-
upper Paleozoic (10)
-
-
Phanerozoic (6)
-
Precambrian
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Archean
-
Blake River Group (1)
-
Mesoarchean (1)
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Neoarchean (6)
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Paleoarchean (1)
-
-
Eocambrian (1)
-
Fortescue Group (1)
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Prichard Formation (2)
-
Purcell System (8)
-
upper Precambrian
-
Proterozoic
-
Athabasca Formation (1)
-
Huronian (1)
-
McNamara Group (1)
-
Mesoproterozoic
-
Aldridge Formation (3)
-
Belt Supergroup (18)
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Missoula Group (4)
-
Newland Limestone (2)
-
Ravalli Group (1)
-
Revett Quartzite (3)
-
Roper Group (1)
-
-
Miette Group (1)
-
Neoproterozoic
-
Cryogenian (1)
-
Ediacaran (1)
-
Horsethief Creek Group (1)
-
Sturtian (1)
-
Tonian (2)
-
Vendian (1)
-
-
Paleoproterozoic
-
Rustenburg Layered Suite (1)
-
-
Pocatello Formation (1)
-
Windermere System (4)
-
-
-
-
-
igneous rocks
-
igneous rocks
-
kimberlite (1)
-
plutonic rocks
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anorthosite (2)
-
diabase (2)
-
diorites
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tonalite (6)
-
trondhjemite (1)
-
-
gabbros
-
norite (1)
-
troctolite (1)
-
-
granites
-
alkali granites (1)
-
A-type granites (3)
-
leucogranite (1)
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monzogranite (1)
-
S-type granites (1)
-
-
granodiorites (8)
-
lamproite (1)
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lamprophyres (1)
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monzodiorite (1)
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monzonites (2)
-
pegmatite (4)
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syenites
-
alkali syenites (1)
-
-
ultramafics
-
peridotites
-
dunite (5)
-
harzburgite (1)
-
-
pyroxenite
-
clinopyroxenite (1)
-
-
-
-
porphyry (2)
-
volcanic rocks
-
andesites (5)
-
basalts
-
alkali basalts
-
alkali olivine basalt (2)
-
hawaiite (1)
-
-
flood basalts (13)
-
mid-ocean ridge basalts (2)
-
ocean-island basalts (2)
-
tholeiite (1)
-
-
basanite (1)
-
dacites (3)
-
nephelinite (1)
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phonolites (2)
-
pyroclastics
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hyaloclastite (1)
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ignimbrite (7)
-
pumice (3)
-
rhyolite tuff (2)
-
tuff (6)
-
-
rhyodacites (1)
-
rhyolites
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comendite (1)
-
-
trachyandesites (1)
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trachytes (1)
-
-
-
ophiolite (9)
-
volcanic ash (3)
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-
metamorphic rocks
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metamorphic rocks
-
amphibolites (5)
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cataclasites (1)
-
eclogite (3)
-
gneisses
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augen gneiss (1)
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orthogneiss (7)
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paragneiss (2)
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tonalite gneiss (1)
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-
impactites
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impact breccia (1)
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-
marbles (4)
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metaigneous rocks
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metabasalt (2)
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metabasite (1)
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serpentinite (1)
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metaplutonic rocks (4)
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metasedimentary rocks
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metaconglomerate (1)
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metapelite (1)
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metasandstone (2)
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paragneiss (2)
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metasomatic rocks
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rodingite (1)
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serpentinite (1)
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skarn (3)
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metavolcanic rocks (9)
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migmatites (3)
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mylonites
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blastomylonite (1)
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phyllites (1)
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quartzites (9)
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schists
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blueschist (1)
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greenschist (2)
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greenstone (2)
-
-
-
ophiolite (9)
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turbidite (11)
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-
minerals
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alloys
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awaruite (1)
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arsenates (1)
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arsenides
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arsenopyrite (1)
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cobaltite (1)
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gersdorffite (1)
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sperrylite (4)
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borates (1)
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carbonates
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calcite (2)
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siderite (2)
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halides
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chlorides
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halite (1)
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-
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manganese minerals (1)
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native elements
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diamond (1)
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graphite (1)
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oxides
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aluminum oxides (1)
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cassiterite (1)
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chrome spinel (1)
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chromite (6)
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corundum (2)
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goethite (1)
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hematite (3)
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iron oxides (1)
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limonite (1)
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magnetite (5)
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martite (1)
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niobates
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columbite (1)
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sapphire (2)
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spinel (2)
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spinel group (1)
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tantalates (1)
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titanium oxides (1)
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uraninite (1)
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phosphates
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apatite (9)
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monazite (12)
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xenotime (7)
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platinum minerals (7)
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silicates
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aluminosilicates (1)
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chain silicates
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amphibole group
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clinoamphibole
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edenite (1)
-
hornblende (7)
-
-
-
pyroxene group
-
clinopyroxene
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aegirine (2)
-
diopside (1)
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spodumene (1)
-
-
orthopyroxene (1)
-
-
-
framework silicates
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feldspar group
-
alkali feldspar
-
K-feldspar (2)
-
sanidine (1)
-
-
plagioclase (4)
-
-
silica minerals
-
quartz (5)
-
-
zeolite group (1)
-
-
orthosilicates
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nesosilicates
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andalusite (1)
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braunite (1)
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garnet group (7)
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kyanite (2)
-
olivine group
-
olivine (1)
-
-
sillimanite (2)
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titanite group
-
titanite (4)
-
-
zircon group
-
zircon (115)
-
-
-
sorosilicates
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epidote group
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allanite (3)
-
epidote (1)
-
-
lawsonite (1)
-
-
-
ring silicates
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beryl (1)
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cordierite (1)
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tourmaline group (1)
-
-
sheet silicates
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chlorite group
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chamosite (1)
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chlorite (1)
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clinochlore (2)
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clay minerals (2)
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illite (1)
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mica group
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biotite (4)
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muscovite (4)
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phengite (2)
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phlogopite (1)
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serpentine group
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antigorite (1)
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lizardite (1)
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serpentine (1)
-
-
-
-
sulfates
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alunite (1)
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barite (1)
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-
sulfides
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arsenopyrite (1)
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bornite (1)
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chalcocite (2)
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chalcopyrite (4)
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cobaltite (1)
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cooperite (2)
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sulfosalts
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tellurides
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coloradoite (1)
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tungstates
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scheelite (1)
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uranium minerals (1)
-
-
Primary terms
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absolute age (186)
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Africa
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Madagascar (2)
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Southern Africa
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South Africa
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Bushveld Complex (1)
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Antarctica
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Asia
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Chukotka Russian Federation
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Pakistan (1)
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Kamchatka Russian Federation
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Kemerovo Russian Federation
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Middle East
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Russian Pacific region (1)
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West Siberia
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Wrangel Island (1)
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associations (1)
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Atlantic Ocean
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North Atlantic
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Atlantic region (1)
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Australasia
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Australia
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Northern Territory Australia (2)
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Mount Isa Inlier (2)
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South Australia
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Victoria Australia (1)
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Capricorn Orogen (2)
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Yilgarn Craton (1)
-
-
-
New Zealand
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Hawke's Bay New Zealand (1)
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Ruapehu (1)
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Taupo volcanic zone (1)
-
-
-
bacteria (2)
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barite deposits (1)
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bauxite deposits (1)
-
bibliography (2)
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biogeography (9)
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biography (3)
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boron
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B-11/B-10 (3)
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brines (1)
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Canada
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Cassiar Mountains (2)
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Eastern Canada
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Maritime Provinces
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New Brunswick
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Gloucester County New Brunswick
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Bathurst mining district (1)
-
-
-
Nova Scotia (1)
-
-
Newfoundland and Labrador
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Newfoundland
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Baie Verte Peninsula (1)
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Port au Port Peninsula (2)
-
-
-
Ontario
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Flack Lake (1)
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Sudbury igneous complex (1)
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Sudbury Structure (1)
-
-
Quebec
-
Abitibi County Quebec (1)
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Noranda Quebec (1)
-
-
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Nunavut
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Ellesmere Island (1)
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Sverdrup Basin (1)
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Sverdrup Islands
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Axel Heiberg Island (1)
-
-
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Queen Elizabeth Islands
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Sverdrup Islands
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Axel Heiberg Island (1)
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-
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Selwyn Mountains (1)
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Stikinia Terrane (16)
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Ungava (1)
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Western Canada
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Alberta
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Athabasca Basin (1)
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British Columbia
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Bowser Basin (7)
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Fraser River delta (1)
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Guichon Creek Batholith (1)
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Kimberley British Columbia (2)
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Mount Meager (3)
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Smithers British Columbia (1)
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Vancouver British Columbia (2)
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Vancouver Island (6)
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Canadian Cordillera (47)
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Canadian Rocky Mountains (4)
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Crowsnest Pass (2)
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Manitoba
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Flin Flon Manitoba (1)
-
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Northwest Territories (2)
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Saskatchewan (3)
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Yukon Territory
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Klondike (3)
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Kluane Lake (1)
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Whitehorse Yukon Territory (2)
-
-
-
Whitehorse Trough (7)
-
-
carbon
-
C-13/C-12 (10)
-
C-14 (24)
-
organic carbon (2)
-
-
Caribbean region
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West Indies
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Antilles
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Greater Antilles
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Hispaniola
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Haiti (1)
-
-
-
-
-
-
catalogs (3)
-
Cenozoic
-
Blancan (1)
-
Glenns Ferry Formation (3)
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lower Cenozoic (1)
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Quaternary
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Cordilleran ice sheet (2)
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Holocene
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Medieval Warm Period (1)
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middle Holocene (1)
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Neoglacial
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Little Ice Age (1)
-
-
upper Holocene
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Little Ice Age (1)
-
-
-
Pleistocene
-
Bishop Tuff (1)
-
Lake Missoula (4)
-
upper Pleistocene
-
Weichselian
-
upper Weichselian
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Younger Dryas (1)
-
-
-
Wisconsinan
-
upper Wisconsinan (3)
-
-
-
-
-
Stone Age
-
Paleolithic
-
upper Paleolithic (1)
-
-
-
Tertiary
-
Challis Volcanics (9)
-
Florissant Lake Beds (1)
-
John Day Formation (1)
-
lower Tertiary (2)
-
Neogene
-
Hemphillian (1)
-
Miocene
-
Columbia River Basalt Group (19)
-
Ellensburg Formation (1)
-
Grande Ronde Basalt (7)
-
lower Miocene (2)
-
middle Miocene (2)
-
Saddle Mountains Basalt (3)
-
Topopah Spring Member (1)
-
upper Miocene (8)
-
Wanapum Basalt (1)
-
-
Ogallala Formation (1)
-
Pliocene
-
lower Pliocene
-
Zanclean (1)
-
-
upper Pliocene (1)
-
-
Ringold Formation (2)
-
-
Paleogene
-
Eocene
-
Absaroka Supergroup (1)
-
Chuckanut Formation (1)
-
Clarno Formation (1)
-
Lake Gosiute (1)
-
middle Eocene
-
Carrizo Sand (1)
-
Lutetian (1)
-
Tyee Formation (2)
-
-
upper Eocene (1)
-
Yamhill Formation (1)
-
-
lower Paleogene (1)
-
Oligocene
-
upper Oligocene (1)
-
-
Paleocene
-
upper Paleocene
-
Thanetian (1)
-
-
-
Renova Formation (2)
-
-
-
upper Cenozoic (2)
-
Wildcat Group (2)
-
-
Central America
-
Costa Rica (1)
-
Panama (1)
-
-
chemical analysis (1)
-
Chordata
-
Vertebrata
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Pisces
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Chondrichthyes
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Elasmobranchii (1)
-
Euselachii (1)
-
-
Osteichthyes
-
Actinopterygii
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Teleostei
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Salmoniformes (1)
-
-
-
-
-
Tetrapoda
-
Aves (1)
-
Mammalia
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Theria
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Eutheria
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Artiodactyla
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Ruminantia
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Cervidae
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Cervus
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Cervus elaphus (1)
-
-
Rangifer (1)
-
-
-
-
Carnivora
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Fissipeda
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Ursidae (1)
-
-
-
Rodentia
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Castoridae (1)
-
Sciuromorpha
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Sciuridae (1)
-
-
-
-
-
-
Reptilia
-
Anapsida
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Testudines
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Chelonia (1)
-
-
-
Diapsida
-
Archosauria
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dinosaurs
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Ornithischia
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Ornithopoda (1)
-
-
-
-
-
-
-
-
-
climate change (11)
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conservation (1)
-
construction materials
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building stone (1)
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continental drift (7)
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continental shelf (1)
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crust (48)
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dams (11)
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data processing (10)
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deformation (66)
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earthquakes (47)
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East Pacific Ocean Islands
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Hawaii
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Hawaii County Hawaii
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Hawaii Island
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Hualalai (1)
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Kilauea (1)
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Kohala (1)
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Mauna Kea (1)
-
-
-
Mauna Loa (2)
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ecology (9)
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education (1)
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Eurasia (2)
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Europe
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Alps
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Central Alps
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Rhaetian Alps
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Adamello Massif (1)
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-
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Western Alps
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Cottian Alps (1)
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-
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Baltic region
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Estonia (1)
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Brianconnais Zone (1)
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Southern Europe
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Greece
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Cyclades
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Santorin (1)
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-
-
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Iberian Peninsula
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Spain
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Asturias Spain (1)
-
-
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Italy
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Lombardy Italy
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Adamello Massif (1)
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Piemonte Italy (1)
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Sicily Italy
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Mount Etna (1)
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-
-
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Western Europe
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Cottian Alps (1)
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France
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Digne France (1)
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Aquitaine Basin (1)
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Ireland
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Scandinavia
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United Kingdom
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England
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Scotland
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Hebrides
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Inner Hebrides
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Isle of Skye (1)
-
-
-
Highland region Scotland
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Inverness-shire Scotland
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Isle of Skye (1)
-
-
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Moine thrust zone (1)
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Scottish Highlands
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Grampian Highlands
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Cairngorm Mountains (1)
-
-
-
-
-
-
-
-
explosions (4)
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faults (130)
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foundations (2)
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government agencies
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Graptolithina
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ground water (14)
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heavy mineral deposits (5)
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Hemichordata (1)
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hydrogen
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D/H (7)
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hydrogeology (1)
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hydrology (28)
-
ichnofossils
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Thalassinoides (1)
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Trypanites (1)
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igneous rocks
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kimberlite (1)
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plutonic rocks
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anorthosite (2)
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diabase (2)
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diorites
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tonalite (6)
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trondhjemite (1)
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gabbros
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norite (1)
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troctolite (1)
-
-
granites
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alkali granites (1)
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A-type granites (3)
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leucogranite (1)
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monzogranite (1)
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S-type granites (1)
-
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granodiorites (8)
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lamproite (1)
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lamprophyres (1)
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monzodiorite (1)
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monzonites (2)
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pegmatite (4)
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syenites
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alkali syenites (1)
-
-
ultramafics
-
peridotites
-
dunite (5)
-
harzburgite (1)
-
-
pyroxenite
-
clinopyroxenite (1)
-
-
-
-
porphyry (2)
-
volcanic rocks
-
andesites (5)
-
basalts
-
alkali basalts
-
alkali olivine basalt (2)
-
hawaiite (1)
-
-
flood basalts (13)
-
mid-ocean ridge basalts (2)
-
ocean-island basalts (2)
-
tholeiite (1)
-
-
basanite (1)
-
dacites (3)
-
nephelinite (1)
-
phonolites (2)
-
pyroclastics
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hyaloclastite (1)
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ignimbrite (7)
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pumice (3)
-
rhyolite tuff (2)
-
tuff (6)
-
-
rhyodacites (1)
-
rhyolites
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comendite (1)
-
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trachyandesites (1)
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trachytes (1)
-
-
-
impact statements (1)
-
inclusions
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fluid inclusions (8)
-
-
Indian Ocean
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Arabian Sea
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Persian Gulf (1)
-
-
-
Indian Ocean Islands
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Madagascar (2)
-
-
intrusions (86)
-
Invertebrata
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Arthropoda
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Mandibulata
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Crustacea
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Malacostraca (1)
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Ostracoda (1)
-
-
-
Trilobitomorpha
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Trilobita (4)
-
-
-
Brachiopoda
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Articulata
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Orthida (2)
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Rhynchonellida (1)
-
-
-
Bryozoa (1)
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Cnidaria
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Anthozoa (5)
-
-
Echinodermata (1)
-
Mollusca
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Bivalvia
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Mytilus
-
Mytilus edulis (1)
-
-
-
Cephalopoda
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Ammonoidea
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Ammonites (3)
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Nautiloidea (1)
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Gastropoda
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Naticidae (1)
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Neogastropoda
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Muricidae (1)
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Porifera
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Stromatoporoidea (1)
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Protista
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Foraminifera
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Fusulinina (1)
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Rotaliina
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Rotaliacea
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Elphidium (1)
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Textulariina
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Lituolacea
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Orbitolinidae (1)
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Radiolaria (4)
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Vermes
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Phoronida (1)
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isostasy (2)
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isotopes
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radioactive isotopes
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Be-10 (3)
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C-14 (24)
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Pb-206/Pb-204 (10)
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Pb-207/Pb-204 (8)
-
Pb-208/Pb-204 (7)
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Rb-87/Sr-86 (2)
-
Sm-147/Nd-144 (5)
-
-
stable isotopes
-
B-11/B-10 (3)
-
C-13/C-12 (10)
-
D/H (7)
-
He-4 (1)
-
Hf-177/Hf-176 (10)
-
N-15/N-14 (1)
-
Nd-144/Nd-143 (18)
-
O-18/O-16 (19)
-
Os-188/Os-187 (1)
-
Pb-206/Pb-204 (10)
-
Pb-207/Pb-204 (8)
-
Pb-207/Pb-206 (2)
-
Pb-208/Pb-204 (7)
-
Pb-208/Pb-206 (2)
-
Rb-87/Sr-86 (2)
-
S-34/S-32 (8)
-
Sm-147/Nd-144 (5)
-
Sr-87/Sr-86 (28)
-
-
-
land subsidence (1)
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land use (10)
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lava (11)
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lineation (6)
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magmas (19)
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mantle (17)
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maps (17)
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Mediterranean region
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Aegean Islands
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Greek Aegean Islands
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Cyclades
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Santorin (1)
-
-
-
-
-
Mesozoic
-
Condrey Mountain Schist (2)
-
Cretaceous
-
Colorado Group (1)
-
Comanchean
-
Buda Limestone (1)
-
Edwards Formation (1)
-
Fredericksburg Group (1)
-
Georgetown Formation (1)
-
Washita Group (1)
-
-
Dakota Formation (2)
-
Kuskokwim Group (1)
-
Lower Cretaceous
-
Albian
-
upper Albian (2)
-
-
Bear River Formation (1)
-
Blackleaf Formation (1)
-
Bluesky Formation (1)
-
Edwards Formation (1)
-
Fredericksburg Group (1)
-
Georgetown Formation (1)
-
Hauterivian (1)
-
Kiowa Formation (1)
-
McMurray Formation (1)
-
-
Mancos Shale (1)
-
Middle Cretaceous (12)
-
Queen Charlotte Group (1)
-
Upper Cretaceous
-
Belle Fourche Shale (1)
-
Buda Limestone (1)
-
Campanian
-
Dinosaur Park Formation (1)
-
-
Cenomanian (4)
-
Coker Formation (1)
-
Coniacian (1)
-
Eutaw Formation (1)
-
Frontier Formation (1)
-
Gulfian
-
Austin Chalk (1)
-
Eagle Ford Formation (1)
-
-
Hell Creek Formation (1)
-
Hornbrook Formation (2)
-
Oldman Formation (1)
-
Santonian (1)
-
Senonian (1)
-
Straight Cliffs Formation (1)
-
Turonian (1)
-
Two Medicine Formation (1)
-
-
-
Franciscan Complex (6)
-
Glen Canyon Group (1)
-
Great Valley Sequence (3)
-
Jurassic
-
Fernie Formation (2)
-
Ladner Group (1)
-
Lower Jurassic
-
Laberge Group (5)
-
middle Liassic (2)
-
Nordegg Member (1)
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Pliensbachian (4)
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Toarcian (2)
-
upper Liassic (1)
-
-
Middle Jurassic
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Bajocian (3)
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Bathonian (2)
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Callovian (1)
-
-
San Rafael Group (1)
-
Upper Jurassic
-
Bowser Lake Group (4)
-
Entrada Sandstone (1)
-
Galice Formation (6)
-
Josephine Ophiolite (2)
-
Morrison Formation (1)
-
Sundance Formation (1)
-
Swift Formation (1)
-
-
-
lower Mesozoic (4)
-
McHugh Complex (2)
-
Triassic
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Lower Triassic
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Permian-Triassic boundary (1)
-
-
Middle Triassic (1)
-
Moenkopi Formation (1)
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Upper Triassic
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Chinle Formation (1)
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-
-
upper Mesozoic (1)
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metal ores
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antimony ores (3)
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arsenic ores (1)
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base metals (10)
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bismuth ores (1)
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chromite ores (3)
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cobalt ores (13)
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copper ores (37)
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gold ores (32)
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IOCG deposits (2)
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iron ores (4)
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lead ores (12)
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lead-zinc deposits (7)
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lithium ores (1)
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manganese ores (1)
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mercury ores (1)
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molybdenum ores (3)
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nickel ores (2)
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platinum ores (9)
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polymetallic ores (5)
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rare earth deposits (4)
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silver ores (16)
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tantalum ores (1)
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tin ores (3)
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zinc ores (14)
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metals
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actinides
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thorium (3)
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uranium (2)
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alkali metals
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lithium (1)
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potassium (2)
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rubidium
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Rb-87/Sr-86 (2)
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-
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alkaline earth metals
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barium (1)
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beryllium
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Be-10 (3)
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-
calcium (1)
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magnesium (1)
-
strontium
-
Rb-87/Sr-86 (2)
-
Sr-87/Sr-86 (28)
-
-
-
aluminum (2)
-
antimony (2)
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arsenic (1)
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bismuth (2)
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cobalt (1)
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copper (2)
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gold (3)
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hafnium
-
Hf-177/Hf-176 (10)
-
-
iron
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ferric iron (1)
-
ferrous iron (1)
-
-
lead
-
Pb-206/Pb-204 (10)
-
Pb-207/Pb-204 (8)
-
Pb-207/Pb-206 (2)
-
Pb-208/Pb-204 (7)
-
Pb-208/Pb-206 (2)
-
-
manganese (1)
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mercury (3)
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molybdenum (1)
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nickel (1)
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platinum group
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iridium (4)
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osmium
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Os-188/Os-187 (1)
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platinum (4)
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platinum ores (9)
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rhodium (1)
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ruthenium (3)
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precious metals (3)
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rare earths
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lutetium (1)
-
neodymium
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Nd-144/Nd-143 (18)
-
Sm-147/Nd-144 (5)
-
-
samarium
-
Sm-147/Nd-144 (5)
-
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yttrium (3)
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silver (2)
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thallium (1)
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zinc (1)
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metamorphic rocks
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amphibolites (5)
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eclogite (3)
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gneisses
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augen gneiss (1)
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orthogneiss (7)
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paragneiss (2)
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tonalite gneiss (1)
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impactites
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impact breccia (1)
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marbles (4)
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metaigneous rocks
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metabasalt (2)
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serpentinite (1)
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metaplutonic rocks (4)
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metasomatic rocks
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skarn (3)
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metavolcanic rocks (9)
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mylonites
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blastomylonite (1)
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phyllites (1)
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quartzites (9)
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schists
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blueschist (1)
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greenschist (2)
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greenstone (2)
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-
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metamorphism (44)
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metasomatism (18)
-
Mexico
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Baja California Sur Mexico (1)
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Guerrero Terrane (1)
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La Popa Basin (1)
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Sierra Madre Oriental (1)
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Sonora Mexico (1)
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mineral deposits, genesis (52)
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mineral exploration (19)
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mineralogy (3)
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mining geology (1)
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Mohorovicic discontinuity (5)
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museums (2)
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nitrogen
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N-15/N-14 (1)
-
-
noble gases
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helium
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He-4 (1)
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-
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nonmetal deposits (1)
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North America
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Appalachian Basin (1)
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Appalachians
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Blue Ridge Mountains (1)
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Northern Appalachians (1)
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Piedmont (1)
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Southern Appalachians (2)
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Valley and Ridge Province (1)
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-
Basin and Range Province
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Great Basin (4)
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Belt Basin (7)
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Canadian Shield
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Churchill Province
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Hearne Province (1)
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Rae Province (1)
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Flin Flon Belt (1)
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Grenville Province
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Central Gneiss Belt (1)
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Central Metasedimentary Belt (1)
-
-
Slave Province (5)
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Superior Province
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Abitibi Belt (2)
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English River Belt (2)
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Uchi Subprovince (1)
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Wabigoon Belt (1)
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-
-
Coast plutonic complex (2)
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Denali Fault (2)
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Great Lakes
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Lake Ontario (1)
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Great Plains (3)
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Intermontane Belt (5)
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Juan de Fuca Strait (1)
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Kootenay Arc (5)
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Methow Basin (2)
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North American Cordillera
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Canadian Cordillera (47)
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North American Craton (4)
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Okanagan Valley (2)
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Omineca Belt (6)
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Peninsular Ranges Batholith (1)
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Purcell Mountains (3)
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Rio Grande Rift (1)
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Rocky Mountain Trench (1)
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Rocky Mountains
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Canadian Rocky Mountains (4)
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Northern Rocky Mountains (7)
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Southern Rocky Mountains (1)
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U. S. Rocky Mountains
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Absaroka Range
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Beartooth Mountains (1)
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Bitterroot Range
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Beaverhead Mountains (2)
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Bridger Range (1)
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San Juan Mountains (1)
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Tobacco Root Mountains (1)
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Uinta Mountains (1)
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-
-
Shuswap Complex (3)
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Slide Mountain Terrane (5)
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Sweetgrass Arch (1)
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Tanana River (1)
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Tintina Fault (2)
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Transcontinental Arch (1)
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Western Canada Sedimentary Basin (2)
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Western Interior
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Western Interior Seaway (3)
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Western Overthrust Belt (1)
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Williston Basin (1)
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Yakutat Terrane (1)
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Yukon River (1)
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Yukon-Tanana Terrane (20)
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ocean basins (1)
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ocean circulation (2)
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ocean floors (1)
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Oceania
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Melanesia
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New Caledonia
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Ouegoa New Caledonia (1)
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Vanuatu (1)
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Polynesia
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Hawaii
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Hawaii County Hawaii
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Hawaii Island
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Hualalai (1)
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Kilauea (1)
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Kohala (1)
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Mauna Kea (1)
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-
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Mauna Loa (2)
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-
-
-
oil and gas fields (3)
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orogeny (34)
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oxygen
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dissolved oxygen (1)
-
O-18/O-16 (19)
-
-
Pacific Coast (6)
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Pacific Ocean
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East Pacific
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Northeast Pacific
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Mendocino fracture zone (5)
-
-
-
North Pacific
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Northeast Pacific
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Mendocino fracture zone (5)
-
-
Northwest Pacific
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Okinawa Trough (1)
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-
-
West Pacific
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Northwest Pacific
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Okinawa Trough (1)
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-
paleobotany (2)
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paleoclimatology (17)
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paleoecology (15)
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paleogeography (68)
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paleomagnetism (16)
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paleontology (9)
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Paleozoic
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Cambrian
-
Brigham Group (1)
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Middle Cambrian
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Flathead Sandstone (1)
-
-
Upper Cambrian
-
Pilgrim Formation (1)
-
-
-
Carboniferous
-
Lower Carboniferous (2)
-
Mississippian
-
Lower Mississippian
-
Kinderhookian
-
Banff Formation (1)
-
-
Lodgepole Formation (1)
-
Tournaisian (1)
-
-
Madison Group (1)
-
Upper Mississippian
-
Chesterian (1)
-
-
-
Pennsylvanian
-
Middle Pennsylvanian
-
Desmoinesian
-
Cherokee Group (1)
-
Marmaton Group (1)
-
-
Staunton Formation (1)
-
-
Upper Pennsylvanian
-
Virgilian
-
Tonganoxie Sandstone (1)
-
-
-
-
-
Devonian
-
Lower Devonian
-
Emsian (1)
-
Lochkovian (1)
-
Pragian (1)
-
-
Middle Devonian
-
Eifelian (1)
-
-
Slave Point Formation (1)
-
Swan Hills Formation (1)
-
Upper Devonian
-
Canadaway Group (1)
-
Famennian
-
Wabamun Group (1)
-
-
Frasnian (1)
-
Jefferson Group (2)
-
Palliser Formation (1)
-
-
-
Ellis Bay Formation (6)
-
Exshaw Formation (1)
-
lower Paleozoic (3)
-
middle Paleozoic (4)
-
Ordovician
-
Lower Ordovician
-
Ellenburger Group (1)
-
-
Middle Ordovician
-
Bromide Formation (1)
-
Platteville Formation (1)
-
-
Upper Ordovician
-
Ashgillian (3)
-
Caradocian (1)
-
Cincinnatian
-
Richmondian (1)
-
-
Hirnantian (5)
-
-
-
Permian
-
Lower Permian (1)
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Middle Permian (1)
-
Upper Permian
-
Permian-Triassic boundary (1)
-
-
-
Pilot Shale (1)
-
Silurian
-
Lower Silurian
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Llandovery (3)
-
-
Upper Silurian (1)
-
-
upper Paleozoic (10)
-
-
palynology (1)
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palynomorphs
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Chitinozoa (3)
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Dinoflagellata (3)
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miospores
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pollen (6)
-
-
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paragenesis (14)
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permafrost (2)
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petroleum
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natural gas (7)
-
-
petrology (9)
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Phanerozoic (6)
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phase equilibria (5)
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phosphorus (1)
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placers
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beach placers (1)
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stream placers (1)
-
-
Plantae
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algae
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Chlorophyta
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Tasmanites (1)
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-
diatoms (4)
-
-
Pteridophyta
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Lycopsida (1)
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Sphenopsida (1)
-
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Spermatophyta
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Angiospermae (2)
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Gymnospermae
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Coniferae (1)
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Coniferales
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Cupressaceae (1)
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Pinaceae
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Pinus (1)
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Taxodium (1)
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Cordaitales (1)
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Pteridospermae (1)
-
-
-
-
plate tectonics (76)
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pollution (8)
-
Precambrian
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Archean
-
Blake River Group (1)
-
Mesoarchean (1)
-
Neoarchean (6)
-
Paleoarchean (1)
-
-
Eocambrian (1)
-
Fortescue Group (1)
-
Prichard Formation (2)
-
Purcell System (8)
-
upper Precambrian
-
Proterozoic
-
Athabasca Formation (1)
-
Huronian (1)
-
McNamara Group (1)
-
Mesoproterozoic
-
Aldridge Formation (3)
-
Belt Supergroup (18)
-
Missoula Group (4)
-
Newland Limestone (2)
-
Ravalli Group (1)
-
Revett Quartzite (3)
-
Roper Group (1)
-
-
Miette Group (1)
-
Neoproterozoic
-
Cryogenian (1)
-
Ediacaran (1)
-
Horsethief Creek Group (1)
-
Sturtian (1)
-
Tonian (2)
-
Vendian (1)
-
-
Paleoproterozoic
-
Rustenburg Layered Suite (1)
-
-
Pocatello Formation (1)
-
Windermere System (4)
-
-
-
-
problematic fossils (1)
-
reclamation (6)
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reefs (1)
-
remote sensing (10)
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reservoirs (3)
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roads (2)
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sea-level changes (16)
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sedimentary petrology (4)
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sedimentary rocks
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bauxite (1)
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carbonate rocks
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dolostone (2)
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grainstone (1)
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limestone (7)
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wackestone (1)
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-
chemically precipitated rocks
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chert (5)
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evaporites
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salt (1)
-
-
iron formations
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banded iron formations (1)
-
-
-
clastic rocks
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arenite
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quartz arenite (2)
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argillite (4)
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bentonite (3)
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black shale (4)
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claystone (1)
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conglomerate (9)
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diamictite (1)
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eolianite (1)
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graywacke (1)
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marl (1)
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mudstone (9)
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red beds (4)
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sandstone (35)
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shale (7)
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siltstone (7)
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coal (1)
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sedimentary structures
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bedding plane irregularities
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ripple marks (1)
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biogenic structures
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microbial mats (1)
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graded bedding (1)
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planar bedding structures
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bedding (3)
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cross-bedding (3)
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cross-laminations (1)
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cross-stratification (3)
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laminations (6)
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rhythmic bedding (2)
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rhythmite (3)
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varves (1)
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secondary structures
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concretions (1)
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seismites (1)
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soft sediment deformation
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sedimentation (33)
-
sediments
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clastic sediments
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till (3)
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peat (6)
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seismology (3)
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shorelines (4)
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slope stability (11)
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soils (6)
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South America
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Brazil
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Borborema (1)
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Chile (1)
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springs (2)
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stratigraphy (26)
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structural analysis (24)
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structural geology (5)
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sulfur
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S-34/S-32 (8)
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symposia (1)
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tectonics
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neotectonics (8)
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salt tectonics (1)
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tectonophysics (1)
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thermal waters (1)
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United States
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Alabama (1)
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Alaska
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Alaska Peninsula (4)
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Alaska Range (2)
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Aleutian Islands
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Amchitka Island
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Cannikin Alaska (1)
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-
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Alexander Archipelago (1)
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Big Delta Quadrangle (1)
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Brooks Range
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De Long Mountains (1)
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Endicott Mountains (1)
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Chandalar Quadrangle (1)
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Fairbanks Alaska (1)
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Goodnews Bay Quadrangle (1)
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Katmai (4)
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Katmai National Park (2)
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Kodiak Island (1)
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Novarupta (3)
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Seward Peninsula (4)
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Talkeetna Quadrangle (1)
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Trans-Alaska Pipeline (1)
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Valley of Ten Thousand Smokes (2)
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Yakutat Bay (1)
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Arizona (3)
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Atlantic Coastal Plain (2)
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California
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Caliente Range (1)
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Central California (3)
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Coachella Valley (1)
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Contra Costa County California (1)
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Del Norte County California (2)
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Feather River (1)
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Humboldt County California
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Lake County California (1)
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Mammoth Mountain (1)
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Marin County California (2)
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Mendocino County California (2)
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Mono County California
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Long Valley Caldera (1)
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Northern California (17)
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Rattlesnake Creek Terrane (4)
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GeoRef Categories
Era and Period
Epoch and Age
Book Series
Date
Availability
Salmon Creek
Stratigraphy of Wilkes Formation strata at Salmon Creek site, Lewis County,... Available to Purchase
Examples of pollen and spores from Wilkes Formation at Salmon Creek site WW... Available to Purchase
Exposures of the lower Wilkes Formation along Salmon Creek, showing three m... Available to Purchase
Figure 10. Fossils recovered from the Red Salmon Creek locality. Biozones a... Available to Purchase
Figure 3. Miocene siderite specimens from Salmon Creek, Washington. A, B, ... Available to Purchase
Figure 6. Silty clay beds are exposed along Salmon Creek near site 1571. Tw... Available to Purchase
Figure 8. Salmon Creek site 1571. Siderite occurs only in the upper strata,... Available to Purchase
Evidence for earthquake-induced subsidence about 1100 yr ago in coastal marshes of southern Puget Sound, Washington Available to Purchase
MUDFLOW DISTURBANCE IN LATEST MIOCENE FORESTS IN LEWIS COUNTY, WASHINGTON Available to Purchase
New tectonic model of the Nacimiento block, estimated by integration of Ram... Available to Purchase
Coprolites; a review of the literature and a study of specimens from southern Washington Available to Purchase
Shaded‐relief image of the region between RR and Tomales Bay (TB). Labels n... Available to Purchase
Figure 8. (A) Stratigraphy of the Nisqually River locality. (B) Stratigraph... Available to Purchase
Figure 4. Large irregular siderite mass and small botryoidal concretions, S... Available to Purchase
Location map of study area. A) North America. B) Washington state in North ... Available to Purchase
After the disaster: The hydrogeomorphic, ecological, and biological responses to the 1980 eruption of Mount St. Helens, Washington Available to Purchase
Abstract The 1980 eruption of Mount St. Helens caused instantaneous landscape disturbance on a grand scale. On 18 May 1980, an ensemble of volcanic processes, including a debris avalanche, a directed pyroclastic density current, voluminous lahars, and widespread tephra fall, abruptly altered landscape hydrology and geomorphology, and created distinctive disturbance zones having varying impacts on regional biota. Response to the geological and ecological disturbances has been varied and complex. In general, eruption-induced alterations in landscape hydrology and geomorphology led to enhanced stormflow discharge and sediment transport. Although the hydrolog-ical response to landscape perturbation has diminished, enhanced sediment transport persists in some basins. In the nearly 30 years since the eruption, 350 million (metric) tons of suspended sediment has been delivered from the Toutle River watershed to the Cowlitz River (roughly 40 times the average annual preeruption suspended-sediment discharge of the Columbia River). Such prodigious sediment loading has wreaked considerable socioeconomic havoc, causing significant channel aggradation and loss of flood conveyance capacity. significant and ongoing engineering efforts have been required to mitigate these problems. The overall biological evolution of the eruption-impacted landscape can be viewed in terms of a framework of survivor legacies. Despite appearances to the contrary, a surprising number of species survived the eruption, even in the most heavily devastated areas. With time, survivor “hotspots” have coalesced into larger patches, and have served as stepping stones for immigrant colonization. The importance of biological legacies will diminish with time, but the intertwined trajectories of geophysical and biological successions will influence the geological and biological responses to the 1980 eruption for decades to come.