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GeoRef Subject
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all geography including DSDP/ODP Sites and Legs
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Africa
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East Africa
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Eritrea
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Dahlak Islands (1)
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Ethiopia (1)
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Kenya
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Mount Kenya (1)
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Sudan (1)
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Madagascar (1)
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North Africa
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Egypt (1)
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Southern Africa
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Namibia (1)
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Antarctica
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Ross Ice Shelf (1)
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Victoria Land
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Arctic Ocean (1)
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Arctic region
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Asia
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Arabian Peninsula
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Far East
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China
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Japan
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New Zealand
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Canada
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Eastern Canada
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Newfoundland and Labrador
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Quebec (2)
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Western Canada
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Central America
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Colville River (1)
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Commonwealth of Independent States
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Russian Federation
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Kostroma Russian Federation (1)
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Eel River (1)
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Europe
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Ukraine (1)
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Western Europe
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Scandinavia
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United Kingdom
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Scotland (2)
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Yaroslavl Russian Federation (1)
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Indian Ocean
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Malay Archipelago
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Borneo
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Mediterranean Sea
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East Mediterranean
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Black Sea (1)
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Mexico
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North America
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Rocky Mountains
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U. S. Rocky Mountains
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Western Interior
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North Slope (1)
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Oceania
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Melanesia
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Fiji (1)
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Owens Valley (1)
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Pacific Ocean
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East Pacific
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East Pacific Rise (2)
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Northeast Pacific
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Gulf of California
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Juan de Fuca Ridge
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Mendocino fracture zone (1)
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Monterey Canyon (2)
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North Pacific
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Northeast Pacific
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Gorda Rise (1)
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Gulf of California
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Guaymas Basin (1)
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Juan de Fuca Ridge
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Endeavour Ridge (1)
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Mendocino fracture zone (1)
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Monterey Canyon (2)
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Northwest Pacific
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East China Sea (1)
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Okhotsk Sea (1)
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Okinawa Trough (1)
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South China Sea (1)
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South Pacific
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Kermadec Trench (1)
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West Pacific
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Northwest Pacific
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East China Sea (1)
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Peace River (1)
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polar regions (2)
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South America
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Argentina
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Brazil
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Minas Gerais Brazil (1)
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Taranaki Basin (1)
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United States
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Alabama
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Alaska
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Arizona
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Arkansas
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California
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Yosemite National Park (2)
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Colorado
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Rio Blanco County Colorado (1)
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Colorado Plateau (2)
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Florida
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Hurricane Fault (1)
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Idaho
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Snake River plain (1)
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Nevada
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Nye County Nevada
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Yucca Mountain (1)
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New England (1)
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New Mexico
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Eddy County New Mexico
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Lechuguilla Cave (1)
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Hidalgo County New Mexico (1)
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North Carolina
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Onslow County North Carolina (1)
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Oklahoma (1)
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Pennsylvania (1)
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South Dakota
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Moody County South Dakota (1)
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Texas
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Galveston County Texas (1)
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U. S. Rocky Mountains
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Utah
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Canyonlands National Park (1)
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Virginia
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Washington
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Grant County Washington (1)
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Western U.S. (2)
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Wisconsin (1)
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Wyoming
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Park County Wyoming (1)
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Yellowstone National Park (1)
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commodities
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construction materials
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cement materials (1)
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diamond deposits (1)
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metal ores
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copper ores (3)
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mineral deposits, genesis (4)
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mineral exploration (8)
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new energy sources (2)
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oil and gas fields (4)
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peat deposits (1)
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petroleum
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natural gas (2)
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shale oil (1)
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placers
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refractory materials (2)
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water resources (3)
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elements, isotopes
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carbon
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C-14 (1)
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organic carbon (1)
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chemical elements (1)
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chemical ratios (2)
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halogens
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bromine
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bromide ion (2)
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chlorine
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chloride ion (1)
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hydrogen
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tritium (1)
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isotope ratios (7)
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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 (1)
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Pb-206/Pb-204 (1)
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Re-187/Os-188 (1)
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Th-230 (1)
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tritium (1)
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stable isotopes
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Ar-40/Ar-39 (1)
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C-13/C-12 (2)
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He-4/He-3 (2)
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N-15/N-14 (1)
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O-18/O-16 (1)
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Os-188/Os-187 (1)
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Pb-206/Pb-204 (1)
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Re-187/Os-188 (1)
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S-36 (1)
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Si-30/Si-28 (1)
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metals
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actinides
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protactinium
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Pa-231 (1)
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thorium
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uranium
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nitrogen
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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-4/He-3 (2)
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oxygen
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O-18/O-16 (1)
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phosphorus (1)
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short-lived isotopes (1)
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silicon
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sulfur
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fossils
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bacteria (4)
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Chordata
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Vertebrata
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Mammalia
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Theria
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Eutheria
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Primates
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Hominidae
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Homo sapiens (1)
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Reptilia
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Diapsida
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Archosauria
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dinosaurs
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Ornithischia
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Saurischia
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Theropoda
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Carnosauria
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Coelurosauria
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Lepidosauria
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Squamata
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Mosasauridae (1)
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ichnofossils (5)
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Invertebrata
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Arthropoda (1)
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Mollusca
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Cephalopoda
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Nautiloidea
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Gastropoda (1)
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Protista
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Foraminifera (1)
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microfossils (2)
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Plantae
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algae
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Pteridophyta
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problematic fossils (1)
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geochronology methods
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geologic age
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Cenozoic
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upper Pleistocene
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Stone Age
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Tertiary
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middle Miocene (2)
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upper Miocene
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Messinian (1)
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Pliocene (3)
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Paleogene
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Eocene
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Mirador Formation (1)
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Oligocene
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Boom Clay (2)
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Laurentide ice sheet (1)
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Mesozoic
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Cretaceous
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Dakota Formation (1)
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Mancos Shale (1)
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Carboniferous
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Boone Formation (1)
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Lower Mississippian
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Cuyahoga Formation (1)
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Upper Mississippian
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Mauch Chunk Formation (1)
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Pennsylvanian
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Conemaugh Group (1)
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Upper Pennsylvanian
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Ames Limestone (1)
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Glenshaw Formation (1)
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Catskill Formation (1)
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Devonian
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Millboro Shale (1)
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Upper Devonian
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Brallier Shale (1)
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Grosmont Formation (1)
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Dunkard Group (1)
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Ordovician
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Permian
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Guadalupian
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Lyons Sandstone (1)
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Llandovery
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upper Paleozoic
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Precambrian
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upper Precambrian
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