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NARROW
Format
Article Type
Journal
Publisher
Section
GeoRef Subject
-
all geography including DSDP/ODP Sites and Legs
-
Africa
-
East Africa
-
Ethiopia (1)
-
Tanzania
-
Oldoinyo Lengai (1)
-
-
-
Madagascar (2)
-
North Africa
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Algeria (1)
-
-
Southern Africa
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Karoo Basin (1)
-
South Africa
-
Bushveld Complex (1)
-
-
-
West Africa
-
Cameroon
-
Mount Cameroon (1)
-
-
Ivory Coast (1)
-
-
-
Alexander Terrane (1)
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American River (1)
-
Antarctica
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Antarctic ice sheet (1)
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Transantarctic Mountains (1)
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Victoria Land (1)
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West Antarctica (1)
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-
Arctic Ocean
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Barents Sea (1)
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Chukchi Sea (1)
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East Siberian Sea (1)
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Kara Sea (1)
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Laptev Sea (1)
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Arctic region
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Greenland
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Greenland ice sheet (1)
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-
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Asia
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Far East
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China (1)
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Japan
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Hokkaido
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Tokachi (1)
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Usu (2)
-
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Honshu
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Izu-shichito
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Izu-Oshima (1)
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Miyake-Jima (1)
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Osaka Japan (1)
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Koma-ga-take (1)
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Kyushu
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Nagasaki Japan
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Unzen (3)
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-
-
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Philippine Islands
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Luzon
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Mayon (1)
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Mount Pinatubo (5)
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Taiwan (1)
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Indian Peninsula
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India
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Maharashtra India
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Nepal (1)
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Middle East
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Dead Sea (1)
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Israel (1)
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Turkey
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Siwalik Range (1)
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Atlantic Ocean
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Mid-Atlantic Ridge (1)
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North Atlantic
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Gulf of Mexico (2)
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Atlantic Ocean Islands
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Canary Islands
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Hierro (1)
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Australasia
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Australia
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New South Wales Australia (1)
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New Zealand
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Otago New Zealand (1)
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Bering Strait (1)
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Black Hills (1)
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Black Rock Desert (1)
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Blue Mountain (2)
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Blue Mountains (12)
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Borax Lake (1)
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Cache Creek (1)
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Canada
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Arctic Archipelago (1)
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Eastern Canada
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Newfoundland and Labrador
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Labrador (1)
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Newfoundland (1)
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Ontario (1)
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Stikinia Terrane (1)
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Western Canada
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Alberta (4)
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British Columbia
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Cariboo Mountains (1)
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Fraser River delta (7)
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Guichon Creek Batholith (1)
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Hope British Columbia (3)
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Mount Meager (1)
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Omineca Mountains (1)
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Prince Rupert British Columbia (1)
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Princeton British Columbia (8)
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Queen Charlotte Islands (3)
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Salmo British Columbia (1)
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Tulameen coal area (4)
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Vancouver British Columbia (7)
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Vancouver Island
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Victoria British Columbia (2)
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-
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Canadian Cordillera (16)
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Canadian Rocky Mountains (2)
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Northwest Territories (2)
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Saskatchewan (2)
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Selwyn Basin (1)
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Yukon Territory (9)
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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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Cuba (1)
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Jamaica (1)
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Puerto Rico (3)
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Lesser Antilles
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Barbados (1)
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Martinique
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Mount Pelee (5)
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Saint Vincent (1)
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Soufriere (2)
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Virgin Islands (1)
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Caribbean Mountain Range (1)
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Casa Diablo (1)
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Cascade Range (414)
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Cascadia subduction zone (72)
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Central America
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Guatemala
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Santiaguito (2)
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Panama (2)
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Central Valley (1)
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Cerro Prieto (1)
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Channeled Scabland (12)
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Chocolate Mountains (1)
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Coast Belt (2)
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Coast Mountains (10)
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Coast Ranges (31)
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Colorado River (1)
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Columbia Hills (2)
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Columbia River (28)
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Columbia River basin (14)
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Cook Inlet (1)
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Crater Lake (16)
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Deschutes River (2)
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Diablo Range (1)
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Discovery Bay (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 (4)
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Kohala (1)
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Mauna Kea (1)
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-
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Kauai County Hawaii
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Kauai (1)
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Maui County Hawaii
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Maui (1)
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Mauna Loa (1)
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Elk Lake (1)
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Elk River (1)
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Europe
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Alps
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Central Alps (1)
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Central Europe
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Switzerland (2)
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Pyrenees
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French Pyrenees (1)
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Southern Europe
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Greece
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Greek Aegean Islands
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Santorin (1)
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Iberian Peninsula
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Spain
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Ebro Basin (1)
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Italy
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Latium Italy (1)
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Sicily Italy
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Lipari Islands
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Mount Etna (1)
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Western Europe
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France
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Iceland
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United Kingdom
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Scotland (2)
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Explorer Plate (1)
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False Bay (1)
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Fraser River (6)
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Georgia Basin (1)
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Glacier Peak (4)
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Graham Island (1)
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Grand Canyon (2)
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Grays Harbor (2)
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Green River (1)
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Green River basin (2)
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Harrison Lake (3)
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Imperial Valley (2)
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Indian Ocean Islands
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Madagascar (2)
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Iron Mountain (2)
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Kings River (1)
-
Lake Washington (6)
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Lewis thrust fault (1)
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Long Valley (1)
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Medicine Lake (3)
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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)
-
-
-
-
-
Mexico
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Baja California (10)
-
Baja California Mexico (5)
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Baja California Sur Mexico (2)
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Coahuila Mexico (1)
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Durango Mexico (1)
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Jalisco Mexico
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Colima (1)
-
-
Pico de Orizaba (2)
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Popocatepetl (1)
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Sonora Mexico (2)
-
-
Mount Adams (7)
-
Mount Baker (14)
-
Mount Jefferson (2)
-
North America
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Appalachians (2)
-
Basin and Range Province
-
Great Basin (11)
-
-
Belt Basin (1)
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Coast plutonic complex (14)
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Denali Fault (1)
-
Great Lakes
-
Lake Ontario (1)
-
-
Great Plains (1)
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Gulf Coastal Plain (1)
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Intermontane Belt (3)
-
Juan de Fuca Strait (5)
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Kootenay Arc (2)
-
Methow Basin (2)
-
North American Cordillera
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Canadian Cordillera (16)
-
-
North American Craton (3)
-
Okanagan Valley (2)
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Okanogan Range (5)
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Omineca Belt (1)
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Peninsular Ranges Batholith (1)
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Rocky Mountains
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Canadian Rocky Mountains (2)
-
U. S. Rocky Mountains
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Bitterroot Range (1)
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Wasatch Range (2)
-
-
-
Rocky Mountains foreland (1)
-
Skagit Valley (4)
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Straight Creek Fault (5)
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Strait of Georgia (4)
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Western Interior (2)
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Yakutat Terrane (1)
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Yukon-Tanana Terrane (1)
-
-
North Island (2)
-
Oceania
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Melanesia
-
New Caledonia (2)
-
-
Polynesia
-
Hawaii
-
Hawaii County Hawaii
-
Hawaii Island
-
Hualalai (1)
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Kilauea (4)
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Kohala (1)
-
Mauna Kea (1)
-
-
-
Kauai County Hawaii
-
Kauai (1)
-
-
Maui County Hawaii
-
Maui (1)
-
-
Mauna Loa (1)
-
-
-
-
Pacific Coast (79)
-
Pacific Ocean
-
East Pacific
-
Northeast Pacific
-
Blanco fracture zone (4)
-
Cascadia Basin (9)
-
Cascadia Channel (3)
-
Gorda Rise (1)
-
Gulf of California (2)
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Hydrate Ridge (1)
-
Juan de Fuca Ridge (5)
-
Mendocino fracture zone (1)
-
Monterey Canyon (1)
-
-
Southeast Pacific
-
Chile Ridge (1)
-
-
-
North Pacific
-
Bering Sea (1)
-
Mid-Pacific Mountains (1)
-
Northeast Pacific
-
Blanco fracture zone (4)
-
Cascadia Basin (9)
-
Cascadia Channel (3)
-
Gorda Rise (1)
-
Gulf of California (2)
-
Hydrate Ridge (1)
-
Juan de Fuca Ridge (5)
-
Mendocino fracture zone (1)
-
Monterey Canyon (1)
-
-
Northwest Pacific (2)
-
-
South Pacific
-
Southeast Pacific
-
Chile Ridge (1)
-
-
-
West Pacific
-
Northwest Pacific (2)
-
-
-
Pacific region
-
Circum-Pacific region (1)
-
-
Pasco Basin (9)
-
Queen Charlotte Fault (1)
-
Quesnellia Terrane (1)
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Red Mountain (2)
-
Sacramento Basin (1)
-
Sacramento Valley (1)
-
San Andreas Fault (8)
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San Joaquin Basin (1)
-
San Joaquin River (1)
-
San Juan Islands (41)
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Santa Maria Basin (1)
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Sierra Nevada (10)
-
Snake Range (1)
-
Snake River (1)
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Snake River basin (2)
-
Snake River canyon (1)
-
South America
-
Andes
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Galeras (1)
-
-
Argentina (1)
-
Chile
-
Antofagasta Chile
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Lascar (1)
-
-
-
Colombia
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Galeras (1)
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Nevado del Ruiz (2)
-
-
Ecuador (1)
-
Peru (1)
-
Venezuela
-
Federal District Venezuela
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Caracas Venezuela (1)
-
-
-
-
Spirit Lake (7)
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Sydney Basin (1)
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Table Mountain (1)
-
United States
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Alabama (1)
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Alaska
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Aleutian Islands (3)
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Katmai (1)
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Katmai National Park (1)
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Kodiak Island (1)
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Prince William Sound (1)
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Redoubt (1)
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Talkeetna Mountains (1)
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Valdez Alaska (1)
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Arizona (14)
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Arkansas
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Garland County Arkansas (1)
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Pulaski County Arkansas (1)
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California
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Alameda County California
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Berkeley California (1)
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Butte County California (1)
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Central California (2)
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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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Fresno County California (1)
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Hayward Fault (1)
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Humboldt County California (2)
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Inyo County California
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Coso Hot Springs KGRA (1)
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Kern County California (1)
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Lassen County California (1)
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Lassen Volcanic National Park (1)
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Los Angeles Basin (2)
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Los Angeles County California
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Los Angeles California (8)
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Palos Verdes Peninsula (1)
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Santa Monica Bay (1)
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Merced County California (1)
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Mono County California
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Inyo Domes (1)
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Long Valley Caldera (3)
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Mono Craters (1)
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Mono Lake (1)
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Obsidian Dome (1)
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Monterey Bay (2)
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Monterey County California (1)
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Newport-Inglewood Fault (1)
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Northern California (27)
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Orange County California (3)
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Salinian Block (1)
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San Fernando Valley (1)
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San Francisco Bay region (1)
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San Francisco County California
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San Francisco California (3)
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San Joaquin Valley (1)
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Santa Barbara Channel (2)
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Santa Barbara County California
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Point Conception (1)
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Santa Maria California (1)
-
-
Shasta County California
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Lassen Peak (3)
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Sierra Nevada Batholith (1)
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Siskiyou County California
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Medicine Lake Highland (1)
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Mount Shasta (3)
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Southern California (6)
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Southern California Batholith (1)
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Stanislaus County California (1)
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Tehachapi Mountains (1)
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Tehama County California (1)
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The Geysers (2)
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Trinity Complex (1)
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Trinity County California (3)
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Tuolumne County California (1)
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Yolla Bolly Terrane (1)
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Yosemite National Park (1)
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Coeur d'Alene mining district (1)
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Colorado
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Fremont County Colorado (1)
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Colorado Plateau (2)
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Columbia Plateau (46)
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Eastern U.S.
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Northeastern U.S. (1)
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Florida (1)
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Georgia (1)
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Great Basin (11)
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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 (4)
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Kohala (1)
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Mauna Kea (1)
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-
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Kauai County Hawaii
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Kauai (1)
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Maui County Hawaii
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Mauna Loa (1)
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Hayfork Terrane (1)
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Idaho
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Bonneville County Idaho (1)
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Clearwater County Idaho (1)
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Idaho County Idaho (1)
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Snake River plain (10)
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Idaho Batholith (5)
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Illinois
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Cook County Illinois
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Chicago Illinois (1)
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Iowa
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Floyd County Iowa (1)
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Kansas (2)
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Klamath Mountains (32)
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Lewis and Clark Lineament (1)
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Louisiana (2)
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Maryland (2)
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Massachusetts
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Suffolk County Massachusetts
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Boston Massachusetts (2)
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Michigan (1)
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Midwest (3)
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Minnesota (2)
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Missouri (3)
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Mojave Desert (2)
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Montana
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Beaverhead County Montana (1)
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Lewis and Clark County Montana (1)
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Stillwater County Montana (1)
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Nebraska
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Sioux County Nebraska (2)
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Nevada
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Elko County Nevada (1)
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Esmeralda County Nevada
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Goldfield Nevada (1)
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Eureka County Nevada (1)
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Humboldt County Nevada (1)
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Lander County Nevada (1)
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Roberts Mountains Allochthon (1)
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White Pine County Nevada (1)
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New Jersey (3)
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New Madrid region (1)
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New Mexico (6)
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New York
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Erie County New York (1)
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Finger Lakes (1)
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New York City New York (3)
-
-
North Carolina
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Beaufort County North Carolina (1)
-
-
Ohio
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Butler County Ohio (1)
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Hamilton County Ohio (1)
-
-
Oregon
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Benton County Oregon (1)
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Brothers fault zone (2)
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Clackamas County Oregon (9)
-
Clatsop County Oregon (1)
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Columbia County Oregon (7)
-
Coos County Oregon
-
Coos Bay (1)
-
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Crook County Oregon (13)
-
Curry County Oregon (2)
-
Deschutes County Oregon
-
Newberry Volcano (12)
-
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Douglas County Oregon (2)
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Gilliam County Oregon (2)
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Grant County Oregon (5)
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Harney County Oregon
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Steens Mountain (1)
-
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Hood River County Oregon (9)
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Jackson County Oregon (11)
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Jefferson County Oregon (9)
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Josephine County Oregon (4)
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Klamath County Oregon
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Klamath Falls (2)
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Klamath Falls Oregon (1)
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Mount Mazama (14)
-
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Lake County Oregon (22)
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Lane County Oregon (18)
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Lincoln County Oregon (2)
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Linn County Oregon (10)
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Malheur County Oregon (1)
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Marion County Oregon (10)
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Mount Hood (15)
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Multnomah County Oregon
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Portland Oregon (20)
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Rogue River (1)
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Sherman County Oregon (2)
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Umatilla County Oregon (1)
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Wallowa Mountains (1)
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Wasco County Oregon (5)
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Washington County Oregon (3)
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Wheeler County Oregon (8)
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Willamette River (2)
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Yamhill County Oregon (1)
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Owyhee Mountains (1)
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Pennsylvania (1)
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South Carolina
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Charleston County South Carolina
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South Dakota (3)
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Southwestern U.S. (1)
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Tennessee
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Shelby County Tennessee
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Memphis Tennessee (2)
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Texas (5)
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U. S. Rocky Mountains
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Wasatch Range (2)
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Utah
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Beaver County Utah (1)
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Salt Lake County Utah
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Salt Lake City Utah (5)
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Tintic mining district (1)
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Vermont
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Chittenden County Vermont (1)
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Virginia (1)
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Washington
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Benton County Washington (2)
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Chelan County Washington (49)
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Clallam County Washington (3)
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Clark County Washington
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Cowlitz County Washington (8)
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Douglas County Washington (4)
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Ferry County Washington (2)
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Golden Horn Batholith (6)
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Olympic Mountains (5)
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Puget Lowland (55)
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Mount Saint Helens (108)
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Snohomish County Washington (23)
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Whatcom County Washington (55)
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Yakima Indian Reservation (1)
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Western U.S. (123)
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Wisconsin (1)
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Wyoming
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Park County Wyoming (1)
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Teton County Wyoming (1)
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Yakima fold belt (8)
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Yellowstone National Park (5)
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White Island (1)
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White River (2)
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commodities
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aggregate (1)
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asbestos deposits (1)
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bauxite deposits (2)
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bitumens
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asphalt (1)
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brines (1)
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construction materials (4)
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energy sources (15)
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polymetallic ores (4)
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mineral deposits, genesis (30)
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mineral exploration (12)
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oil and gas fields (6)
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petroleum
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natural gas
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coalbed methane (1)
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placers
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water resources (4)
-
-
elements, isotopes
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carbon
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C-13/C-12 (9)
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C-14 (59)
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chemical ratios (1)
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halogens
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chlorine
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chloride ion (3)
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Cl-36 (2)
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fluorine (2)
-
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hydrogen
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D/H (3)
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tritium (4)
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incompatible elements (1)
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isotope ratios (42)
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isotopes
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radioactive isotopes
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Ar-40/Ar-39 (1)
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C-14 (59)
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Cl-36 (2)
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Cs-137 (1)
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Os-187/Os-186 (1)
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Pb-204 (1)
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Pb-206/Pb-204 (4)
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Pb-207/Pb-204 (5)
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Pb-208/Pb-204 (4)
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Pb-210 (1)
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Ra-226 (1)
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Rb-87/Sr-86 (1)
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Sm-147/Nd-144 (1)
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tritium (4)
-
-
stable isotopes
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Ar-40/Ar-39 (1)
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C-13/C-12 (9)
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D/H (3)
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He-3 (1)
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He-4/He-3 (3)
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Hf-177/Hf-176 (5)
-
Nd-144/Nd-143 (14)
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O-18/O-16 (17)
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Os-187/Os-186 (1)
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Os-188/Os-187 (3)
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Pb-206 (1)
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Pb-206/Pb-204 (4)
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Pb-207 (1)
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Pb-207/Pb-204 (5)
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Pb-208/Pb-204 (4)
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Rb-87/Sr-86 (1)
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S-34/S-32 (1)
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Sm-147/Nd-144 (1)
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Sr-86 (1)
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Sr-87 (1)
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Sr-87/Sr-86 (27)
-
-
-
metals
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actinides
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thorium (1)
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uranium (4)
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alkali metals
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cesium
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Cs-137 (1)
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lithium (2)
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potassium (5)
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rubidium
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Rb-87/Sr-86 (1)
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sodium (3)
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alkaline earth metals
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calcium (5)
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magnesium (6)
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radium
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Ra-226 (1)
-
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strontium
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Rb-87/Sr-86 (1)
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Sr-86 (1)
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Sr-87 (1)
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Sr-87/Sr-86 (27)
-
-
-
aluminum (7)
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arsenic (2)
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chromium (1)
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cobalt (1)
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copper (7)
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gold (5)
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hafnium
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Hf-177/Hf-176 (5)
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iron
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ferric iron (4)
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ferrous iron (2)
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lead
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Pb-204 (1)
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Pb-206 (1)
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Pb-206/Pb-204 (4)
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Pb-207 (1)
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Pb-207/Pb-204 (5)
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Pb-208/Pb-204 (4)
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Pb-210 (1)
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manganese (5)
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mercury (1)
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nickel (5)
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niobium (1)
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platinum group
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osmium
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Os-187/Os-186 (1)
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Os-188/Os-187 (3)
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platinum (1)
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platinum ores (4)
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precious metals (4)
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rare earths
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lutetium (1)
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neodymium
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Nd-144/Nd-143 (14)
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Sm-147/Nd-144 (1)
-
-
samarium
-
Sm-147/Nd-144 (1)
-
-
-
silver (1)
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titanium (6)
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tungsten (1)
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zinc (3)
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zirconium (1)
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nitrogen (1)
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noble gases
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argon
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Ar-40/Ar-39 (1)
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helium
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He-3 (1)
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He-4/He-3 (3)
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-
radon (1)
-
-
oxygen
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dissolved oxygen (1)
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O-18/O-16 (17)
-
-
phosphorus (4)
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silicon (2)
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sulfur
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S-34/S-32 (1)
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trace metals (2)
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fossils
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bacteria (4)
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borings (4)
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burrows (4)
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Chordata
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Vertebrata
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Tetrapoda
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Amphibia
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Lissamphibia
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Caudata (2)
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-
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Aves
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Neornithes
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Neognathae
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Charadriiformes (1)
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Strigiformes (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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Bovidae
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Bison (1)
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-
-
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Carnivora
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Fissipeda
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Canidae (1)
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-
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Cetacea (1)
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Chiroptera (1)
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Insectivora
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Dermoptera (1)
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Lagomorpha (1)
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Perissodactyla
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Hippomorpha
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Equidae (1)
-
-
-
Primates
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Hominidae
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Homo
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Homo sapiens
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Homo sapiens sapiens (1)
-
-
-
-
-
Proboscidea
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Elephantoidea
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Elephantidae
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Mammuthus (1)
-
-
-
-
Rodentia
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Myomorpha
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Cricetidae
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Microtus (1)
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Neotoma (1)
-
-
-
Sciuromorpha
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Sciuridae (1)
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-
-
Tillodontia (1)
-
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Metatheria
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Marsupialia
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Polyprotodontia
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Didelphidae (1)
-
-
-
-
-
-
Reptilia
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Anapsida
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Testudines
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Chelonia (2)
-
-
-
Diapsida
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Ichthyosauria
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Ichthyosaurus (1)
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-
Lepidosauria (1)
-
-
-
-
-
-
coprolites (5)
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Cyclostomata (1)
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fossil man (1)
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fungi (2)
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ichnofossils
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Palaeophycus (1)
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Invertebrata
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Archaeocyatha (3)
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Arthropoda
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Mandibulata
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Crustacea
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Cirripedia (3)
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Malacostraca
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Brachyura (3)
-
-
Ostracoda
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Podocopida
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Platycopida
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Cytherellidae
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Cytherelloidea (1)
-
-
-
-
-
-
Insecta (2)
-
-
Trilobitomorpha
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Trilobita (3)
-
-
-
Brachiopoda
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Articulata
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Terebratulida
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Terebratulidae (4)
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Terebratulina (3)
-
-
-
-
Bryozoa
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Cheilostomata (1)
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Cnidaria
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Anthozoa
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Zoantharia
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Rugosa (1)
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Tabulata (1)
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-
-
Hydrozoa (1)
-
-
Echinodermata
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Asterozoa
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Stelleroidea
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Asteroidea (1)
-
-
-
Crinozoa
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Crinoidea (1)
-
-
Echinozoa
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Echinoidea (1)
-
-
-
Mollusca
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Bivalvia
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Heterodonta
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Veneroida
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Veneridae (1)
-
-
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Mytilus (1)
-
Pterioida
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Pteriina
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Pectinacea
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Pectinidae (1)
-
-
-
-
-
Cephalopoda
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Ammonoidea
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Ammonites (1)
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Baculites (1)
-
-
Nautiloidea (2)
-
-
Gastropoda
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Archaeogastropoda (1)
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Mesogastropoda (1)
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Naticidae (1)
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Neogastropoda
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Muricidae (2)
-
-
-
Polyplacophora (1)
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Rostroconchia (1)
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Scaphopoda (1)
-
-
Porifera
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Stromatoporoidea (1)
-
-
Protista
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Foraminifera
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Fusulinina
-
Fusulinidae (2)
-
-
Rotaliina
-
Rotaliacea
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Nummulitidae
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Nummulites
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Operculina (1)
-
-
-
-
-
Textulariina
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Lituolacea
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Trochammina (1)
-
-
-
-
Radiolaria
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Osculosida
-
Nassellina (4)
-
-
Spumellina (2)
-
-
Silicoflagellata (1)
-
Tintinnidae (1)
-
-
Vermes
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Annelida (1)
-
-
-
microfossils
-
Conodonta (6)
-
Fusulinina
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Fusulinidae (2)
-
-
-
palynomorphs
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miospores
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pollen (14)
-
-
-
Plantae
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algae
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Chlorophyta
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Chlorophyceae
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Dasycladaceae (2)
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-
-
Chrysophyta (1)
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diatoms (14)
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nannofossils (1)
-
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Bryophyta
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Musci (2)
-
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Pteridophyta (2)
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Spermatophyta
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Angiospermae
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Dicotyledoneae
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Acer (1)
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Alnus (1)
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Quercus (1)
-
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Monocotyledoneae
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Gramineae (1)
-
-
-
Gymnospermae
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Coniferales
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Pinaceae
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Abies (1)
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Taxodium (1)
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Tsuga (2)
-
-
-
-
-
problematic fossils (3)
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thallophytes (12)
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tracks (1)
-
-
geochronology methods
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(U-Th)/He (3)
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Ar/Ar (23)
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exposure age (6)
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fission-track dating (5)
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He/He (1)
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infrared stimulated luminescence (1)
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K/Ar (35)
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lichenometry (1)
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optical mineralogy (2)
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optically stimulated luminescence (1)
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paleomagnetism (55)
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Pb/Pb (2)
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Rb/Sr (11)
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Sm/Nd (5)
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tephrochronology (17)
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Th/U (3)
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thermoluminescence (5)
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tree rings (6)
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U/Pb (56)
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U/Th/Pb (1)
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uranium disequilibrium (1)
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geologic age
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Cenozoic
-
Glenns Ferry Formation (1)
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middle Cenozoic (1)
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Quaternary
-
Cordilleran ice sheet (17)
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Hat Creek Basalt (1)
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Holocene
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lower Holocene (7)
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Middle Ages (1)
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middle Holocene (2)
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Neoglacial
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Little Ice Age (1)
-
-
upper Holocene
-
Little Ice Age (1)
-
-
-
Mazama Ash (5)
-
Pleistocene
-
Bishop Tuff (1)
-
Gunz (1)
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Irvingtonian (1)
-
Lake Lahontan (1)
-
Lake Missoula (15)
-
lower Pleistocene (1)
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middle Pleistocene (1)
-
upper Pleistocene
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Rancholabrean (1)
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Sangamonian (1)
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Weichselian
-
upper Weichselian
-
Allerod (2)
-
Younger Dryas (3)
-
-
-
Wisconsinan
-
lower Wisconsinan (1)
-
middle Wisconsinan (2)
-
upper Wisconsinan
-
Fraser Glaciation (6)
-
-
-
-
-
upper Quaternary (10)
-
-
Tertiary
-
Arikareean (2)
-
Challis Volcanics (3)
-
John Day Formation (22)
-
lower Tertiary (4)
-
middle Tertiary (4)
-
Neogene
-
Deschutes Formation (6)
-
Etchegoin Formation (2)
-
Miocene
-
Astoria Formation (4)
-
Barstovian (1)
-
Columbia River Basalt Group (89)
-
Ellensburg Formation (11)
-
Frenchman Springs Member (7)
-
Grande Ronde Basalt (35)
-
lower Miocene
-
Hemingfordian (2)
-
-
middle Miocene
-
San Onofre Breccia (1)
-
-
Peach Springs Tuff (1)
-
Picture Gorge Basalt (11)
-
Saddle Mountains Basalt (12)
-
upper Miocene
-
Montesano Formation (2)
-
-
Wanapum Basalt (18)
-
Yakima Basalt (6)
-
-
Pliocene
-
lower Pliocene (11)
-
middle Pliocene (1)
-
upper Pliocene (1)
-
-
Ringold Formation (5)
-
upper Neogene (1)
-
-
Paleogene
-
Eocene
-
Chuckanut Formation (10)
-
Chumstick Formation (14)
-
Clarno Formation (8)
-
Crescent Formation (4)
-
Flournoy Formation (3)
-
Lookingglass Formation (2)
-
lower Eocene
-
Ypresian (1)
-
-
middle Eocene
-
Lutetian (1)
-
Tyee Formation (11)
-
-
Narizian (1)
-
Swauk Formation (10)
-
Uintan (1)
-
Umpqua Formation (2)
-
upper Eocene
-
Chadronian (1)
-
Cowlitz Formation (7)
-
Tepee Trail Formation (1)
-
-
Yamhill Formation (1)
-
-
Oligocene
-
Brule Formation (1)
-
lower Oligocene (5)
-
upper Oligocene
-
Chattian (1)
-
-
-
Paleocene
-
lower Paleocene (1)
-
-
Refugian (2)
-
-
Pysht Formation (1)
-
Snoqualmie Batholith (1)
-
Twin Sisters Dunite (5)
-
upper Tertiary (4)
-
-
upper Cenozoic
-
Pico Formation (1)
-
-
Yakataga Formation (1)
-
-
Laurentide ice sheet (1)
-
Mesozoic
-
Condrey Mountain Schist (1)
-
Cretaceous
-
Lower Cretaceous
-
Albian (3)
-
Aptian (1)
-
Barremian (1)
-
Blake-Bahama Formation (1)
-
Hauterivian (1)
-
Pasayten Group (1)
-
Valanginian (1)
-
-
Mancos Shale (1)
-
Middle Cretaceous (9)
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Queen Charlotte Group (1)
-
Upper Cretaceous
-
Campanian (11)
-
Cenomanian (2)
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Coniacian (2)
-
Hornbrook Formation (3)
-
Kodiak Formation (1)
-
Ladd Formation (1)
-
Maestrichtian (7)
-
Moreno Formation (2)
-
Santonian (5)
-
Senonian (10)
-
Tuolumne Intrusive Suite (1)
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Turonian (5)
-
Tuscaloosa Formation (1)
-
-
-
Franciscan Complex (6)
-
Great Valley Sequence (5)
-
Jurassic
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Coast Range Ophiolite (3)
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Ladner Group (3)
-
Lower Jurassic
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middle Liassic (1)
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Pliensbachian (1)
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Toarcian (1)
-
upper Liassic (1)
-
-
Middle Jurassic
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Bajocian (2)
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Callovian (2)
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Smartville Complex (1)
-
Upper Jurassic
-
Galice Formation (3)
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Josephine Ophiolite (5)
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Kimmeridgian (1)
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Oxfordian (3)
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Portlandian (2)
-
Tithonian (2)
-
-
-
lower Mesozoic (2)
-
McHugh Complex (1)
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Orocopia Schist (1)
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Sandilands Formation (1)
-
Triassic
-
Lower Triassic
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Permian-Triassic boundary (1)
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-
Middle Triassic (1)
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Nicola Group (1)
-
Upper Triassic
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Carnian (1)
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Luning Formation (1)
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Norian (1)
-
-
-
upper Mesozoic (2)
-
-
MIS 3 (1)
-
Paleozoic
-
Cambrian
-
Lower Cambrian (2)
-
Middle Cambrian
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Metaline Limestone (1)
-
-
-
Carboniferous
-
Chilliwack Group (6)
-
Mississippian (2)
-
Pennsylvanian (1)
-
-
Devonian
-
Middle Devonian
-
Eifelian (1)
-
Givetian (1)
-
-
-
lower Paleozoic (2)
-
Ordovician
-
Lower Ordovician
-
Ellenburger Group (1)
-
-
-
Permian
-
Lower Permian (1)
-
Upper Permian
-
Permian-Triassic boundary (1)
-
-
-
Sauk Sequence (1)
-
Shoo Fly Complex (1)
-
Silurian
-
Middle Silurian
-
Keefer Sandstone (1)
-
-
-
upper Paleozoic (3)
-
-
Phanerozoic (2)
-
Precambrian
-
Archean (1)
-
Purcell System (1)
-
upper Precambrian
-
Proterozoic
-
Huronian
-
Gowganda Formation (1)
-
-
Mesoproterozoic
-
Belt Supergroup (4)
-
Helena Formation (1)
-
Missoula Group (1)
-
Ravalli Group (1)
-
Wallace Formation (1)
-
-
Neoproterozoic (3)
-
Paleoproterozoic (1)
-
Windermere System (1)
-
-
-
-
-
igneous rocks
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extrusive rocks (2)
-
igneous rocks
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carbonatites (1)
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granophyre (2)
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peperite (2)
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plutonic rocks
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diorites
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plagiogranite (1)
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quartz diorites (3)
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tonalite (14)
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trondhjemite (1)
-
-
gabbros
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troctolite (1)
-
-
granites
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alaskite (1)
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aplite (1)
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biotite granite (2)
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two-mica granite (1)
-
-
granodiorites (12)
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pegmatite (1)
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quartz monzonite (2)
-
ultramafics
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chromitite (1)
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hornblendite (1)
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peridotites
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dunite (8)
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harzburgite (5)
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spinel peridotite (1)
-
-
pyroxenite
-
orthopyroxenite (2)
-
websterite (1)
-
-
-
-
porphyry (2)
-
volcanic rocks
-
andesites (45)
-
basalts
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flood basalts (30)
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mid-ocean ridge basalts (5)
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ocean-island basalts (1)
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olivine tholeiite (3)
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shoshonite (1)
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tholeiite (3)
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tholeiitic basalt (4)
-
-
dacites (22)
-
glasses
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obsidian (6)
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palagonite (5)
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perlite (1)
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volcanic glass (5)
-
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keratophyre (1)
-
pyroclastics
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ash-flow tuff (3)
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ignimbrite (6)
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pumice (14)
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rhyolite tuff (1)
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scoria (3)
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tuff (15)
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welded tuff (1)
-
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quartz latite (1)
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rhyodacites (4)
-
rhyolites
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pantellerite (1)
-
-
trachyandesites
-
absarokite (2)
-
-
-
-
ophiolite (15)
-
volcanic ash (17)
-
-
metamorphic rocks
-
metamorphic rocks
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amphibolites (9)
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cataclasites (2)
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eclogite (8)
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gneisses
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orthogneiss (3)
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paragneiss (2)
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granulites (1)
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hornfels (1)
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marbles (2)
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metaigneous rocks
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metabasalt (2)
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metabasite (1)
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metaperidotite (2)
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metarhyolite (1)
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serpentinite (7)
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metaplutonic rocks (4)
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metasedimentary rocks
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metaconglomerate (1)
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metapelite (2)
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metasandstone (1)
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paragneiss (2)
-
-
metasomatic rocks
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serpentinite (7)
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skarn (2)
-
-
metavolcanic rocks (7)
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migmatites (6)
-
mylonites
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pseudotachylite (2)
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Primary terms
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Wanapum Basalt (18)
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Pliocene
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Ringold Formation (5)
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Paleogene
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Chuckanut Formation (10)
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Oligocene
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Paleocene
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Journal Article
Young zircon ages and compositions at Oregon's Mount Hood as evidence of high-silica magma storage underneath an andesitic arc volcano
Journal: Geosphere
Publisher: Geological Society of America
Published: 21 February 2025
Geosphere (2025) 21 (2): 317–331.
Journal Article
Empirical Analysis of Landslide Runout in Late Pleistocene Glacial Strata in the Eastern Salish Lowland, Washington
Published: 17 February 2025
Environmental & Engineering Geoscience (2025) 31 (1): 51–65.
Includes: Supplemental Content
Journal Article
Cu nanoparticle geometry as the key to bicolor behavior in Oregon sunstones: An application of LSPR theory in nanomineralogy
Journal: American Mineralogist
Publisher: Mineralogical Society of America
Published: 01 February 2025
American Mineralogist (2025) 110 (2): 293–305.
Journal Article
Giant plagioclase in the Steens Basalt, southeast Oregon, USA: Tracking the balance of differentiation processes in continental flood basalt evolution
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 30 October 2024
GSA Bulletin (2025) 137 (3-4): 1731–1746.
Journal Article
Reference 1D Seismic Velocity Models for Volcano Monitoring and Imaging: Methods, Models, and Applications
Journal: Seismological Research Letters
Publisher: Seismological Society of America
Published: 27 August 2024
Seismological Research Letters (2024) 95 (5): 2722–2744.
Includes: Supplemental Content
Journal Article
Shallow Faulting and Folding beneath South‐Central Seattle, Washington State, from Land‐Based High‐Resolution Seismic‐Reflection Imaging
Journal: The Seismic Record
Publisher: Seismological Society of America
Published: 08 August 2024
The Seismic Record (2024) 4 (3): 184–193.
Journal Article
Comparing subduction ground-motion models to observations for Cascadia
Journal: Earthquake Spectra
Publisher: Earthquake Engineering Research Institute
Published: 01 August 2024
Earthquake Spectra (2024) 40 (3): 1787–1817.
Journal Article
The 2023 US National Seismic Hazard Model: Subduction ground-motion models
Sanaz Rezaeian, Peter M Powers, M.EERI, Jason Altekruse, Sean K Ahdi, M.EERI, Mark D Petersen, M.EERI, Allison M Shumway, Arthur D Frankel, M.EERI, Erin A Wirth, James A Smith, Morgan P Moschetti, M.EERI, Kyle B Withers, Julie A Herrick
Journal: Earthquake Spectra
Publisher: Earthquake Engineering Research Institute
Published: 01 August 2024
Earthquake Spectra (2024) 40 (3): 1739–1786.
Journal Article
Probing Deep Hydrogen Using Electrical Conductivity
Journal: Elements
Publisher: Mineralogical Society of America
Published: 01 August 2024
Elements (2024) 20 (4): 247–252.
Journal Article
Recent Expansion of the Cascades Volcano Observatory Geophysical Network at Mount Rainier for Improved Volcano and Lahar Monitoring
Journal: Seismological Research Letters
Publisher: Seismological Society of America
Published: 22 July 2024
Seismological Research Letters (2024) 95 (5): 2707–2721.
Journal Article
Analyzing Volcanic, Tectonic, and Environmental Influences on the Seismic Velocity from 25 Years of Data at Mount St. Helens
Journal: Seismological Research Letters
Publisher: Seismological Society of America
Published: 17 July 2024
Seismological Research Letters (2024) 95 (5): 2674–2688.
Includes: Supplemental Content
Journal Article
The Holocene to modern Fraser River Delta, Canada: geological history, processes, deposits, natural hazards, and coastal management
Journal: Canadian Journal of Earth Sciences
Publisher: Canadian Science Publishing
Published: 05 July 2024
Canadian Journal of Earth Sciences (2024) 61 (10): 1043–1075.
Journal Article
Assessing the Expansion of Ground‐Motion Sensing Capability in Smart Cities via Internet Fiber‐Optic Infrastructure
Journal: Seismological Research Letters
Publisher: Seismological Society of America
Published: 21 June 2024
Seismological Research Letters (2024) 95 (6): 3633–3651.
Journal Article
Examining 22 Years of Ambient Seismic Wavefield at Mount St. Helens
Journal: Seismological Research Letters
Publisher: Seismological Society of America
Published: 12 June 2024
Seismological Research Letters (2024) 95 (5): 2622–2636.
Includes: Supplemental Content
Journal Article
Paleoseismic Investigation of the Thousand Springs Fault, Northwestern Basin and Range, Oregon
Publisher: Seismological Society of America
Published: 04 June 2024
Bulletin of the Seismological Society of America (2024) 114 (5): 2713–2733.
Includes: Supplemental Content
Journal Article
Local Detection of Ground Coupled Acoustic Waves with Seismic Arrays and Their Potential Role in the Discrimination of Explosions and Earthquakes
Journal: Seismological Research Letters
Publisher: Seismological Society of America
Published: 13 May 2024
Seismological Research Letters (2024) 95 (5): 2910–2924.
Includes: Supplemental Content
Journal Article
Implications of input ground-motion selection techniques on site response analyses for different tectonic settings
Ishika N Chowdhury, M.EERI, Ashly Cabas, M.EERI, James Kaklamanos, M.EERI, Albert Kottke, M.EERI, Nick Gregor, M.EERI
Journal: Earthquake Spectra
Publisher: Earthquake Engineering Research Institute
Published: 01 May 2024
Earthquake Spectra (2024) 40 (2): 1521–1551.
Journal Article
The 2023 US National Seismic Hazard Model: Ground-motion characterization for the conterminous United States
Morgan P Moschetti, M.EERI, Brad T Aagaard, Sean K Ahdi, M.EERI, Jason Altekruse, Oliver S Boyd, Arthur D Frankel, M.EERI, Julie Herrick, Mark D Petersen, M.EERI, Peter M Powers, Sanaz Rezaeian, Allison M Shumway, James A Smith, William J Stephenson, Eric M Thompson, Kyle B Withers
Journal: Earthquake Spectra
Publisher: Earthquake Engineering Research Institute
Published: 01 May 2024
Earthquake Spectra (2024) 40 (2): 1158–1190.
Journal Article
Gradient-based surface nuclear magnetic resonance for groundwater investigation
Journal: Geophysics
Publisher: Society of Exploration Geophysicists
Published: 19 March 2024
Geophysics (2024) 89 (3): J19–J32.
Includes: Supplemental Content
Journal Article
A far-traveled basalt lava flow in north-central Oregon, USA
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 22 January 2024
GSA Bulletin (2024) 136 (7-8): 3291–3310.
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