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all geography including DSDP/ODP Sites and Legs
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Africa
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Central Africa
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Congo Democratic Republic
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Kinshasa Congo Democratic Republic (1)
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Shaba Congo Democratic Republic (1)
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East Africa
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Ethiopia (2)
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Tanzania
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Oldoinyo Lengai (1)
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Madagascar
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North Africa
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Egypt
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Nile Delta (1)
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Morocco
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Rif (1)
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Sahara (1)
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Southern Africa
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Barberton greenstone belt (2)
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West Africa
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Atlantic Ocean
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Commonwealth of Independent States
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Russian Federation
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Europe
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Romania
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Thrace
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France
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Uinta Basin (2)
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Utah
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Virginia
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Washington
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West Virginia
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Western U.S. (2)
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Wisconsin
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Wyoming (7)
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White River (1)
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commodities
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aggregate (1)
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brines (7)
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construction materials
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energy sources (1)
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gems (2)
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kaolin deposits (3)
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lead-zinc deposits (3)
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mineral deposits, genesis (30)
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oil and gas fields (20)
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petroleum
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shale oil (4)
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placers (2)
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potash (2)
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sandstone deposits (1)
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zeolite deposits (3)
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elements, isotopes
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boron
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B-11/B-10 (1)
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carbon
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C-13 (1)
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C-13/C-12 (27)
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organic carbon (5)
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chemical elements (2)
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chemical ratios (7)
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halogens
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hydrogen
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D/H (4)
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isotope ratios (40)
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isotopes
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radioactive isotopes
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Al-26 (1)
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Cs-137 (1)
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K-40 (1)
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Pb-206/Pb-204 (2)
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Pb-210 (1)
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Rb-87/Sr-86 (1)
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stable isotopes
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Ar-40 (1)
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B-11/B-10 (1)
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C-13 (1)
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C-13/C-12 (27)
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D/H (4)
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deuterium (1)
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Fe-56/Fe-54 (1)
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N-15/N-14 (2)
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Nd-144/Nd-143 (3)
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O-18/O-16 (31)
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Pb-206/Pb-204 (2)
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Rb-87/Sr-86 (1)
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S-34/S-32 (5)
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Sr-87/Sr-86 (5)
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large-ion lithophile elements (1)
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metals
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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
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K-40 (1)
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rubidium
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Rb-87/Sr-86 (1)
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sodium (4)
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alkaline earth metals
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barium (3)
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beryllium
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Be-10 (1)
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calcium (3)
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magnesium (4)
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strontium
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Rb-87/Sr-86 (1)
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Sr-87/Sr-86 (5)
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aluminum
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Al-26 (1)
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iron
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Fe-56/Fe-54 (1)
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ferric iron (1)
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lead
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Pb-206/Pb-204 (2)
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Pb-210 (1)
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manganese (2)
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iridium (2)
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precious metals (2)
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rare earths
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cerium (3)
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europium (1)
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lanthanum (1)
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neodymium
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Nd-144/Nd-143 (3)
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samarium (1)
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ytterbium (1)
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tin (2)
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vanadium (2)
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zinc (1)
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zirconium (2)
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nitrogen
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N-15/N-14 (2)
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noble gases
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argon
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Ar-40 (1)
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oxygen
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O-18/O-16 (31)
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phosphorus (1)
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silicon (1)
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sulfur
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S-34/S-32 (5)
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trace metals (1)
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fossils
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bacteria
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Desulfovibrio (1)
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burrows (1)
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Chordata
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Vertebrata
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Pisces
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Osteichthyes
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Sarcopterygii
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Dipnoi (1)
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Tetrapoda
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Mammalia (2)
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eukaryotes (1)
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fungi (1)
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Graptolithina (1)
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Hemichordata (1)
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ichnofossils (3)
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Invertebrata
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Arthropoda
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Mandibulata
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Crustacea
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Branchiopoda (1)
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Ostracoda (3)
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Brachiopoda (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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Echinodermata
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Crinozoa
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Crinoidea (1)
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Porifera
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Stromatoporoidea (1)
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Protista
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Foraminifera (2)
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Vermes (1)
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microfossils
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Conodonta (1)
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problematic microfossils (1)
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palynomorphs
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acritarchs (2)
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miospores
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pollen (1)
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Plantae
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algae
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diatoms (1)
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nannofossils (1)
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problematic fossils
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problematic microfossils (1)
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prokaryotes (1)
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Pterobranchia (1)
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tracks (1)
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geochronology methods
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Ar/Ar (11)
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exposure age (1)
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fission-track dating (5)
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K/Ar (14)
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optically stimulated luminescence (1)
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paleomagnetism (4)
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Pb/Pb (1)
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Rb/Sr (2)
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Sm/Nd (1)
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thermochronology (3)
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thermoluminescence (1)
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U/Pb (11)
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geologic age
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Cenozoic
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Bakhtiari Formation (1)
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middle Cenozoic (1)
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Quaternary
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Holocene (2)
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Pleistocene
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upper Pleistocene (1)
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upper Quaternary (1)
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Siwalik System (1)
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Tertiary
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Catahoula Formation (1)
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John Day Formation (1)
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middle Tertiary (1)
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Neogene
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Miocene
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lower Miocene
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Kasauli Series (1)
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middle Miocene (1)
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Stevens Sandstone (1)
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upper Miocene
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Messinian (2)
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Pliocene (6)
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Paleogene
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Dongying Formation (1)
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Eocene
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Green River Formation (4)
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lower Eocene (3)
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middle Eocene
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Carrizo Sand (1)
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Subathu Formation (1)
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upper Eocene (1)
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lower Paleogene (1)
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Oligocene
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Fish Canyon Tuff (1)
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Frio Formation (1)
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Hemlock Conglomerate (1)
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Paleocene
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Nacimiento Formation (1)
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Tyonek Formation (1)
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Wilcox Group (2)
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Shahejie Formation (1)
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upper Cenozoic
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Pico Formation (1)
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-
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Dalradian (1)
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Mesozoic
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Antalya Complex (1)
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Cretaceous
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Blairmore Group (1)
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Comanchean
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Rodessa Formation (1)
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Travis Peak Formation (2)
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Lower Cretaceous
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Albian (1)
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Aptian (3)
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Berriasian (2)
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Clearwater Formation (3)
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Mannville Group (3)
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Muderong Shale (1)
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Neocomian (1)
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Rodessa Formation (1)
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Travis Peak Formation (2)
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Wealden (2)
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Yingcheng Formation (1)
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Mancos Shale (1)
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Middle Cretaceous (1)
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Qingshankou Formation (1)
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Upper Cretaceous
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Bearpaw Formation (1)
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Belly River Formation (1)
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Campanian (6)
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Cenomanian (1)
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Gallup Sandstone (1)
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Gulfian
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Eagle Ford Formation (1)
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Horseshoe Canyon Formation (1)
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Judith River Formation (1)
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Maestrichtian (2)
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Montana Group (1)
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Neuquen Group (3)
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Oldman Formation (1)
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Pierre Shale (1)
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Rosario Formation (1)
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Senonian (5)
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Turonian (1)
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-
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Franciscan Complex (1)
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Jurassic
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Aztec Sandstone (1)
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Lower Jurassic
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East Berlin Formation (1)
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Portland Formation (1)
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Middle Jurassic
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Bajocian
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Brent Group (2)
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Bathonian (1)
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Xishanyao Formation (1)
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Norphlet Formation (1)
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Upper Jurassic
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Fulmar Formation (2)
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Kimmeridgian (1)
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Oxfordian (1)
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Smackover Formation (1)
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Volgian (1)
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-
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Serra Geral Formation (1)
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Triassic
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Lower Triassic
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Bunter (1)
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Permian-Triassic boundary (1)
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Middle Triassic (1)
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Sherwood Sandstone (1)
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Upper Triassic
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Crow Mountain Sandstone (1)
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Yanchang Formation (1)
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-
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upper Mesozoic
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Yixian Formation (1)
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Wingate Sandstone (1)
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Yanshanian (1)
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Paleozoic
-
Cambrian
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Lower Cambrian (4)
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Upper Cambrian
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Eau Claire Formation (1)
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Furongian (1)
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Mount Simon Sandstone (2)
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Potsdam Sandstone (1)
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-
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Carboniferous
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Culm (1)
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Lower Carboniferous
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Dinantian (2)
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Mississippian
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Big Injun Sandstone (1)
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Lower Mississippian
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Fort Payne Formation (1)
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Pocono Formation (1)
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Middle Mississippian
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Visean (2)
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Upper Mississippian
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Chesterian (1)
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Serpukhovian (1)
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Windsor Group (1)
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Pennsylvanian
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Lower Pennsylvanian
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Bashkirian (1)
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Middle Pennsylvanian
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Allegheny Group (1)
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Breathitt Formation (1)
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Minturn Formation (1)
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Upper Carboniferous
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Millstone Grit (1)
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-
-
Chattanooga Shale (1)
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Devonian
-
Heemskirk Granite (1)
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Lower Devonian
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Oriskany Sandstone (1)
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Shap Granite (2)
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Middle Devonian
-
Eifelian (1)
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Givetian (1)
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Marcellus Shale (1)
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Onondaga Limestone (1)
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Tioga Bentonite (1)
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-
Millboro Shale (1)
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Upper Devonian
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Famennian (2)
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Frasnian (2)
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Ohio Shale (1)
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-
-
Knox Group (1)
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Maroon Formation (1)
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Ordovician
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Lower Ordovician
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Ellenburger Group (1)
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Middle Ordovician
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Saint Peter Sandstone (1)
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Upper Ordovician (2)
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-
Permian
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Ecca Group (1)
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Guadalupian
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Roadian (1)
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-
Lower Permian
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Cisuralian
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Artinskian (1)
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-
Leonardian
-
Bone Spring Limestone (1)
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-
-
Middle Permian (1)
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Phosphoria Formation (2)
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Rotliegendes (3)
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Unayzah Formation (1)
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Upper Permian
-
Permian-Triassic boundary (1)
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Rio do Rasto Formation (1)
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-
Yates Formation (1)
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-
Silurian
-
Clinch Sandstone (1)
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Lower Silurian
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Llandovery (1)
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Tuscarora Formation (1)
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-
Middle Silurian
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Clinton Group (2)
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Roberts Mountains Formation (1)
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-
-
upper Paleozoic
-
Bakken Formation (1)
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-
Woodford Shale (2)
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-
Phanerozoic (2)
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Precambrian
-
Archean
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Kalgoorlie System (1)
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Neoarchean (2)
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Paleoarchean (2)
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Warrawoona Group (1)
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-
Central Rand Group (1)
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Flinton Group (1)
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Hadean (1)
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Lewisian Complex (1)
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Transvaal Supergroup (4)
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upper Precambrian
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Proterozoic
-
Cahill Formation (1)
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Damara System (1)
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Isan Orogeny (1)
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Kombolgie Formation (2)
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Lewisian (1)
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Mesoproterozoic (6)
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Neoproterozoic
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Cryogenian (1)
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Ediacaran (2)
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Riphean (1)
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Tonian (1)
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Torridonian (1)
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Vendian (1)
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Paleoproterozoic
-
Rooiberg Group (1)
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-
-
-
Ventersdorp Supergroup (1)
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Vindhyan (1)
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-
igneous rocks
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extrusive rocks (1)
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igneous rocks
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carbonatites (4)
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granophyre (1)
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plutonic rocks
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anorthosite (1)
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diabase (2)
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diorites
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tonalite (1)
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essexite (1)
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gabbros
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alkali gabbros
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teschenite (1)
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-
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granites
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aplite (2)
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A-type granites (2)
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granite porphyry (1)
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microgranite (2)
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monzogranite (2)
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S-type granites (1)
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granodiorites (5)
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ijolite (3)
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pegmatite (7)
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quartz monzonite (1)
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syenites
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albitite (2)
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nepheline syenite (1)
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quartz syenite (1)
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ultramafics (1)
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volcanic rocks
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andesites (1)
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basalts
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oceanite (1)
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tholeiite (1)
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dacites (1)
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glasses (5)
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komatiite (1)
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melilitite (1)
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nephelinite (2)
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pyroclastics
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ash-flow tuff (1)
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hyaloclastite (1)
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tuff (7)
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rhyolites (2)
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-
-
volcanic ash (1)
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metamorphic rocks
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K-bentonite (1)
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metamorphic rocks
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amphibolites (1)
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cataclasites (3)
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gneisses (2)
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hornfels (1)
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marbles (3)
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metasedimentary rocks
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metagraywacke (1)
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metapelite (1)
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metasandstone (1)
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metasomatic rocks
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fenite (1)
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skarn (2)
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metavolcanic rocks (1)
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migmatites
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anatexite (1)
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mylonites
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ultramylonite (2)
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schists
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muscovite schist (1)
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slates (2)
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turbidite (9)
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meteorites
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meteorites (2)
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minerals
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carbonates
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ankerite (2)
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aragonite (3)
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calcite (14)
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dolomite (9)
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norsethite (1)
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rhodochrosite (1)
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siderite (1)
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spurrite (1)
-
-
halides
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chlorides
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halite (1)
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fluorides
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fluorite (2)
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-
-
K-bentonite (1)
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manganese minerals (1)
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minerals (7)
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native elements
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graphite (1)
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organic minerals (1)
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oxalates (2)
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oxides
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aluminum oxides (1)
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baddeleyite (1)
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brannerite (1)
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brookite (1)
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cassiterite (2)
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chromite (1)
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cryptomelane (1)
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goethite (2)
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hematite (4)
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hollandite (1)
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hydroxides
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iron hydroxides (1)
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iron oxides (4)
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magnetite (2)
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manganese oxides (3)
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niobates
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pyrochlore (2)
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-
perovskite (1)
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pitchblende (1)
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pyrolusite (1)
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rutile (3)
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titanium oxides (1)
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titanomagnetite (1)
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uraninite (1)
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zincite (1)
-
-
phosphates
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apatite (6)
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crandallite (1)
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florencite (1)
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fluorapatite (3)
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goyazite (1)
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hinsdalite (1)
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plumbogummite (1)
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rhabdophane (4)
-
-
silicates
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aluminosilicates (1)
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borosilicates (1)
-
chain silicates
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amphibole group
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clinoamphibole
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glaucophane (1)
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kaersutite (1)
-
pargasite (1)
-
-
-
prehnite (1)
-
pyroxene group
-
clinopyroxene
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aegirine (2)
-
augite (1)
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spodumene (1)
-
-
-
wollastonite group
-
wollastonite (1)
-
-
-
framework silicates
-
feldspar group
-
alkali feldspar
-
adularia (3)
-
celsian (3)
-
hyalophane (2)
-
K-feldspar (21)
-
microcline (4)
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orthoclase (7)
-
perthite (3)
-
sanidine (4)
-
-
barium feldspar
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celsian (3)
-
hyalophane (2)
-
-
plagioclase
-
albite (4)
-
anorthite (1)
-
-
-
nepheline group
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nepheline (1)
-
-
scapolite group
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scapolite (2)
-
-
silica minerals
-
coesite (1)
-
opal
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opal-A (1)
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opal-CT (1)
-
-
quartz (21)
-
-
zeolite group
-
analcime (5)
-
clinoptilolite (8)
-
garronite (1)
-
heulandite (5)
-
laumontite (4)
-
mordenite (2)
-
natrolite (1)
-
phillipsite (1)
-
stilbite (1)
-
wairakite (1)
-
-
-
orthosilicates
-
nesosilicates
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garnet group (3)
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kyanite (1)
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merwinite (1)
-
olivine group
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monticellite (1)
-
-
sillimanite (1)
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spurrite (1)
-
titanite group
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titanite (3)
-
-
zircon group
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thorite (1)
-
zircon (9)
-
-
-
sorosilicates
-
epidote group
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allanite (1)
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epidote (1)
-
-
melilite group
-
gehlenite (1)
-
-
pumpellyite group
-
pumpellyite (1)
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-
-
-
ring silicates
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beryl (1)
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cordierite (1)
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labuntsovite (1)
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tourmaline group
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dravite (1)
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foitite (1)
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schorl (1)
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uvite (1)
-
-
-
sheet silicates
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chlorite group
-
chlorite (27)
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clinochlore (1)
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cookeite (1)
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sudoite (4)
-
-
clay minerals
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beidellite (2)
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dickite (7)
-
halloysite (5)
-
kaolinite (34)
-
montmorillonite (5)
-
saponite (3)
-
smectite (40)
-
vermiculite (6)
-
-
corrensite (1)
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cymrite (2)
-
illite (52)
-
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mica group
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biotite (5)
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glauconite (6)
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phengite (4)
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palygorskite (6)
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sepiolite (2)
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serpentine group
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talc (1)
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sulfates
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barite (1)
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celestine (1)
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hinsdalite (1)
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jarosite (2)
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sulfides
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pyrite (8)
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pyrrhotite (1)
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uranium minerals (1)
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Primary terms
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absolute age (29)
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Africa
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Congo Democratic Republic
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East Africa
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Madagascar
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Morocco
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South Africa
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West Africa
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Asia
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Burma (2)
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China
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Indonesia
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Japan
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Korea
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Malaysia
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Himachal Pradesh India (1)
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Novosibirsk Russian Federation (1)
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associations (1)
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Atlantic Ocean
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South Atlantic
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Atlantic Ocean Islands
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atmosphere (1)
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Australasia
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Australia
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Queensland Australia
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Western Australia
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New Zealand
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Wairakei (1)
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Papua New Guinea
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Gulf of Papua (1)
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bacteria
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Desulfovibrio (1)
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barite deposits (2)
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bentonite deposits (1)
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bitumens
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asphalt (2)
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boron
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B-11/B-10 (1)
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brines (7)
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Canada
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Newfoundland and Labrador
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Ontario
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Hastings County Ontario
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Quebec
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Nunavut
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Western Canada
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Northwest Territories (2)
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Saskatchewan
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Aberfeldy Field (1)
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Yukon Territory (2)
-
-
-
carbon
-
C-13 (1)
-
C-13/C-12 (27)
-
organic carbon (5)
-
-
Cenozoic
-
Bakhtiari Formation (1)
-
middle Cenozoic (1)
-
Quaternary
-
Holocene (2)
-
Pleistocene
-
upper Pleistocene (1)
-
-
upper Quaternary (1)
-
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Siwalik System (1)
-
Tertiary
-
Catahoula Formation (1)
-
John Day Formation (1)
-
middle Tertiary (1)
-
Neogene
-
Miocene
-
lower Miocene
-
Kasauli Series (1)
-
-
middle Miocene (1)
-
Stevens Sandstone (1)
-
upper Miocene
-
Messinian (2)
-
-
-
Pliocene (6)
-
-
Paleogene
-
Dongying Formation (1)
-
Eocene
-
Green River Formation (4)
-
lower Eocene (3)
-
middle Eocene
-
Carrizo Sand (1)
-
-
Subathu Formation (1)
-
upper Eocene (1)
-
-
lower Paleogene (1)
-
Oligocene
-
Fish Canyon Tuff (1)
-
Frio Formation (1)
-
Hemlock Conglomerate (1)
-
-
Paleocene
-
Nacimiento Formation (1)
-
-
Tyonek Formation (1)
-
Wilcox Group (2)
-
-
Shahejie Formation (1)
-
-
upper Cenozoic
-
Pico Formation (1)
-
-
-
Central America
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Belize (1)
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Costa Rica (1)
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El Salvador (1)
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-
chemical analysis (2)
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Chordata
-
Vertebrata
-
Pisces
-
Osteichthyes
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-
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