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all geography including DSDP/ODP Sites and Legs
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Africa
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Afar (1)
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Nebraska
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New York
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Ohio
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Oklahoma
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South Carolina
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South Dakota
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Tennessee
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Texas
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U. S. Rocky Mountains
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Utah
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Hiatella
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Hiatella arctica (1)
-
-
Rudistae (2)
-
Veneroida
-
Astartidae (1)
-
Cardiidae (1)
-
Veneridae
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Mercenaria (1)
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-
-
-
Nuculanidae (1)
-
Nuculidae (1)
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Palaeoheterodonta
-
Unionidae (5)
-
-
Pterioida
-
Pteriina
-
Inocerami
-
Inoceramidae
-
Inoceramus (2)
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-
-
-
-
-
Cephalopoda
-
Ammonoidea
-
Ammonites (13)
-
Baculites (2)
-
Scaphites (3)
-
-
Coleoidea (1)
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Nautiloidea (3)
-
-
Gastropoda
-
Pulmonata (1)
-
-
Hyolithes (1)
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Monoplacophora (1)
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Polyplacophora (2)
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Rostroconchia (1)
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Scaphopoda (2)
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Tentaculitida
-
Tentaculitidae
-
Tentaculites (2)
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-
-
-
Porifera
-
Demospongea (5)
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Hexactinellida (1)
-
Stromatoporoidea (5)
-
-
Protista
-
Foraminifera
-
Fusulinina
-
Archaediscidae (1)
-
Fusulinidae (5)
-
-
Miliolina
-
Miliolacea
-
Alveolinellidae
-
Alveolina (1)
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-
-
-
Rotaliina
-
Globigerinacea
-
Hedbergella (1)
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-
Nodosariacea
-
Nodosariidae
-
Lenticulina (1)
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Nodosaria (1)
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-
-
Rotaliacea
-
Nummulitidae
-
Nummulites (2)
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-
-
-
Textulariina
-
Lituolacea
-
Ammobaculites (1)
-
Ataxophragmiidae (1)
-
Lituolidae
-
Haplophragmoides (1)
-
-
Trochammina (2)
-
-
-
-
Radiolaria (12)
-
Silicoflagellata
-
Dictyocha (1)
-
-
-
Vermes
-
Annelida (1)
-
Nematoida (1)
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Polychaeta (1)
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Priapulida (1)
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scolecodonts (2)
-
-
-
Metazoa (4)
-
microfossils
-
Charophyta (6)
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Chitinozoa (1)
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Conodonta
-
Neognathodus (1)
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Palmatolepis (1)
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Polygnathus (2)
-
-
Fusulinina
-
Archaediscidae (1)
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Fusulinidae (5)
-
-
problematic microfossils (5)
-
scolecodonts (2)
-
-
palynomorphs
-
acritarchs (16)
-
Chitinozoa (1)
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Dinoflagellata
-
Deflandrea (1)
-
-
megaspores (1)
-
miospores
-
Classopollis (2)
-
pollen (72)
-
-
-
Plantae
-
algae
-
calcareous algae (1)
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Chlorophyta
-
Charophyta (6)
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Chlorophyceae
-
Codiaceae
-
Halimeda (1)
-
-
Dasycladaceae (1)
-
-
Tasmanites (2)
-
-
Coccolithophoraceae
-
Coccolithus (1)
-
-
diatoms (6)
-
nannofossils
-
Discoasteridae (1)
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Helicopontosphaera (1)
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-
Rhodophyta (1)
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-
Bryophyta
-
Musci (1)
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-
Pteridophyta
-
Filicopsida
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Azolla (1)
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Taeniopteris (1)
-
-
Lycopsida (4)
-
-
Spermatophyta
-
Angiospermae
-
Dicotyledoneae
-
Betula (1)
-
Fagus (1)
-
Hamamelididae (1)
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Juglandaceae (1)
-
Lauraceae (2)
-
Pterocarya (1)
-
Quercus (1)
-
-
Monocotyledoneae
-
Gramineae (1)
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-
-
Gymnospermae
-
Bennettitales (1)
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Coniferales
-
Araucariaceae (1)
-
Cupressaceae (2)
-
Picea (1)
-
Pinaceae
-
Pinus (2)
-
-
Taxodiaceae
-
Metasequoia (1)
-
-
Taxodium (1)
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Tsuga (1)
-
-
Cycadales (2)
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Ginkgoales
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Ginkgo (3)
-
-
Glossopteridales
-
Gangamopteris (1)
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-
Pteridospermae (2)
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-
-
-
problematic fossils
-
problematic microfossils (5)
-
-
prokaryotes (1)
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thallophytes (10)
-
tracks (29)
-
trails (1)
-
-
geochronology methods
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(U-Th)/He (35)
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Ar/Ar (155)
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exposure age (15)
-
fission-track dating (38)
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He/He (2)
-
infrared stimulated luminescence (1)
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K/Ar (45)
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Lu/Hf (19)
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optical mineralogy (3)
-
optically stimulated luminescence (16)
-
paleomagnetism (128)
-
Pb/Pb (18)
-
Pb/Th (2)
-
radiation damage (1)
-
Rb/Sr (20)
-
Re/Os (38)
-
sclerochronology (1)
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Sm/Nd (15)
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Sr/Sr (2)
-
tephrochronology (15)
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Th/U (9)
-
thermochronology (56)
-
thermoluminescence (2)
-
tree rings (12)
-
U/Pb (390)
-
U/Th/Pb (11)
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uranium disequilibrium (6)
-
-
geologic age
-
Cenozoic
-
Blancan (1)
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Bronze Age (2)
-
Glenns Ferry Formation (2)
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Iron Age (1)
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lower Cenozoic (2)
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middle Cenozoic (2)
-
Quaternary
-
Cordilleran ice sheet (8)
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Holocene
-
lower Holocene (8)
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Middle Ages (1)
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Neoglacial (1)
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Neolithic (1)
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upper Holocene
-
Roman period (3)
-
-
-
lower Quaternary (2)
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middle Quaternary (1)
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Pleistocene
-
Bandelier Tuff (1)
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Bishop Tuff (2)
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Illinoian (1)
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Lake Agassiz (1)
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Lake Lahontan (1)
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Lake Missoula (12)
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lower Pleistocene
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Olduvai Subchron (2)
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Waccamaw Formation (1)
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-
Matuyama Chron (5)
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middle Pleistocene (2)
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Peoria Loess (1)
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upper Pleistocene
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Devensian (1)
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Eemian (1)
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Ipswichian (1)
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Sartanian (1)
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Weichselian
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Loch Lomond Stade (1)
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upper Weichselian
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Allerod (1)
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Bolling (1)
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Younger Dryas (12)
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-
-
Wisconsinan
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upper Wisconsinan (11)
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-
-
-
upper Quaternary
-
Brunhes Chron (3)
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Bull Lake Glaciation (2)
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Pinedale Glaciation (5)
-
-
-
Sierra Ladrones Formation (1)
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Siwalik System (2)
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Stone Age
-
Neolithic (1)
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Paleolithic (1)
-
-
Tertiary
-
Arikaree Group (3)
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Arikareean (1)
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Asmari Formation (2)
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Catahoula Formation (2)
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Challis Volcanics (11)
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Cypress Hills Formation (2)
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Florissant Lake Beds (3)
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John Day Formation (4)
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lower Tertiary (12)
-
middle Tertiary (3)
-
Neogene
-
Bidahochi Formation (1)
-
Bone Valley Formation (1)
-
Furnace Creek Formation (1)
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Hemphillian (2)
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Miocene
-
Aragonian (1)
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Barstovian (4)
-
Barstow Formation (1)
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Columbia River Basalt Group (19)
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Ellensburg Formation (1)
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Fleming Formation (1)
-
Grande Ronde Basalt (2)
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lower Miocene
-
Aquitanian (4)
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Burdigalian (1)
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Hemingfordian (1)
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Kasauli Series (1)
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Saucesian (1)
-
-
middle Miocene
-
Langhian (1)
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Serravallian (2)
-
-
Pebas Formation (1)
-
Puerto Madryn Formation (1)
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Saddle Mountains Basalt (2)
-
Surma Group (2)
-
Temblor Formation (1)
-
Topopah Spring Member (1)
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upper Miocene
-
Messinian (1)
-
Puente Formation (1)
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Tortonian (3)
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Turolian (1)
-
-
Vallesian (1)
-
Wanapum Basalt (1)
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Wood Mountain Formation (1)
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Yakima Basalt (1)
-
-
Ogallala Formation (3)
-
Pliocene
-
Cimmerian (1)
-
Gauss Chron (2)
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lower Pliocene (7)
-
middle Pliocene (1)
-
upper Pliocene (4)
-
-
Purisima Formation (1)
-
Ringold Formation (3)
-
Salt Lake Formation (2)
-
upper Neogene (2)
-
-
Paleogene
-
Barail Group (1)
-
Calvert Bluff Formation (1)
-
Chadron Formation (4)
-
Claron Formation (2)
-
Dongying Formation (2)
-
Duchesne River Formation (1)
-
Eocene
-
Absaroka Supergroup (7)
-
Ameki Formation (1)
-
Bracklesham Group (1)
-
Bridger Formation (2)
-
Bridgerian (3)
-
Chuckanut Formation (2)
-
Clarno Formation (1)
-
Colton Formation (2)
-
Crescent Formation (1)
-
Green River Formation (14)
-
Lake Gosiute (6)
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Lake Uinta (1)
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lower Eocene
-
Aquia Formation (1)
-
Sparnacian (1)
-
Wasatchian (5)
-
Willwood Formation (21)
-
Wind River Formation (2)
-
Ypresian
-
London Clay (1)
-
-
-
middle Eocene
-
Aycross Formation (1)
-
Bartonian (2)
-
Claiborne Group (1)
-
Laney Shale Member (4)
-
Lutetian (3)
-
Tyee Formation (2)
-
-
Mirador Formation (1)
-
Narizian (1)
-
Ootsa Lake Group (1)
-
Subathu Formation (1)
-
Uintan (1)
-
Umpqua Formation (2)
-
upper Eocene
-
Chadronian (4)
-
Jackson Group (1)
-
Priabonian (4)
-
Tepee Trail Formation (1)
-
-
Wilkins Peak Member (1)
-
-
Flagstaff Formation (1)
-
Hanna Formation (11)
-
Imo Shale (1)
-
lower Paleogene (14)
-
Oligocene
-
Brule Formation (4)
-
Fish Canyon Tuff (2)
-
Frio Formation (3)
-
lower Oligocene
-
Rupelian (1)
-
-
middle Oligocene (1)
-
upper Oligocene
-
Chattian (1)
-
-
Vicksburg Group (1)
-
-
Paleocene
-
Clayton Formation (1)
-
Lebo Member (2)
-
lower Paleocene
-
Danian (11)
-
K-T boundary (53)
-
Puercan (15)
-
Torrejonian (10)
-
-
Ludlow Member (3)
-
middle Paleocene (3)
-
Nacimiento Formation (5)
-
Nanafalia Formation (1)
-
Porters Creek Formation (1)
-
Ravenscrag Formation (11)
-
Tongue River Member (12)
-
Tullock Member (6)
-
upper Paleocene
-
Clarkforkian (2)
-
Thanetian (3)
-
Tiffanian (19)
-
-
-
Paleocene-Eocene Thermal Maximum (13)
-
Refugian (1)
-
Renova Formation (8)
-
upper Paleogene (2)
-
Wasatch Formation (12)
-
White River Group (9)
-
Wilcox Group (9)
-
Williamsburg Formation (1)
-
-
Shahejie Formation (6)
-
upper Tertiary (1)
-
-
upper Cenozoic (13)
-
-
Coal Measures (3)
-
Dalradian (2)
-
Lake Bonneville (5)
-
Laurentide ice sheet (15)
-
Mesozoic
-
Bisbee Group (1)
-
Cretaceous
-
Bahariya Formation (2)
-
Blairmore Group (10)
-
Colorado Group (18)
-
Comanchean
-
Antlers Sands (1)
-
Edwards Formation (1)
-
Paluxy Formation (1)
-
Rodessa Formation (1)
-
Travis Peak Formation (1)
-
-
Dakota Formation (14)
-
Graneros Shale (1)
-
Hue Shale (1)
-
Lower Cretaceous
-
Agrio Formation (1)
-
Albian
-
lower Albian (4)
-
upper Albian (7)
-
-
Antlers Sands (1)
-
Aptian
-
lower Aptian (1)
-
Shuaiba Formation (1)
-
-
Barremian (7)
-
Bear River Formation (4)
-
Berriasian (1)
-
Blackleaf Formation (6)
-
Bluesky Formation (2)
-
Burro Canyon Formation (4)
-
Cadomin Formation (6)
-
Cedar Mountain Formation (9)
-
Clearwater Formation (10)
-
Cloverly Formation (8)
-
Edwards Formation (1)
-
Fall River Formation (2)
-
Gething Formation (5)
-
Inyan Kara Group (1)
-
Kootenay Formation (2)
-
Lakota Formation (2)
-
Mannville Group (37)
-
McMurray Formation (19)
-
Mowry Shale (17)
-
Muddy Sandstone (11)
-
Newcastle Sandstone (1)
-
Paluxy Formation (1)
-
Rodessa Formation (1)
-
Skull Creek Shale (3)
-
Spirit River Formation (2)
-
Travis Peak Formation (1)
-
Valanginian (2)
-
Yingcheng Formation (1)
-
-
Mancos Shale (11)
-
Middle Cretaceous (26)
-
Nenjiang Formation (1)
-
Potomac Group (2)
-
Qingshankou Formation (1)
-
Queen Charlotte Group (1)
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Upper Cretaceous
-
Almond Formation (3)
-
Bearpaw Formation (18)
-
Belle Fourche Shale (8)
-
Belly River Formation (19)
-
Blackhawk Formation (3)
-
Bridge Creek Limestone Member (2)
-
Campanian
-
Cerro del Pueblo Formation (1)
-
Dinosaur Park Formation (29)
-
lower Campanian (6)
-
upper Campanian (19)
-
-
Cardium Formation (13)
-
Carlile Shale (9)
-
Castlegate Sandstone (2)
-
Cenomanian
-
Dunvegan Formation (10)
-
lower Cenomanian (4)
-
upper Cenomanian (2)
-
-
Codell Sandstone Member (2)
-
Cody Shale (3)
-
Coniacian
-
lower Coniacian (1)
-
-
Demopolis Chalk (1)
-
Eagle Sandstone (8)
-
Edmonton Group (2)
-
Elkhorn Mountains Volcanics (3)
-
Eutaw Formation (2)
-
Ferron Sandstone Member (7)
-
Fort Hays Limestone Member (3)
-
Fox Hills Formation (14)
-
Frontier Formation (15)
-
Fruitland Formation (5)
-
Greenhorn Limestone (10)
-
Gulfian
-
Aguja Formation (6)
-
Austin Chalk (1)
-
Austin Group (1)
-
Eagle Ford Formation (9)
-
Olmos Formation (1)
-
Prairie Bluff Chalk (1)
-
Woodbine Formation (5)
-
-
Harebell Formation (1)
-
Hell Creek Formation (31)
-
Holz Shale (1)
-
Hornbrook Formation (1)
-
Horseshoe Canyon Formation (23)
-
Javelina Formation (6)
-
Judith River Formation (23)
-
Kaiparowits Formation (5)
-
Kanguk Formation (1)
-
Kirtland Shale (3)
-
K-T boundary (53)
-
Lameta Formation (1)
-
Lance Formation (12)
-
Laramie Formation (4)
-
Lewis Shale (7)
-
Maestrichtian
-
lower Maestrichtian (9)
-
upper Maestrichtian (17)
-
-
Maevarano Formation (2)
-
Marshalltown Formation (1)
-
Mesaverde Group (10)
-
Middendorf Formation (1)
-
Milk River Formation (15)
-
Montana Group (5)
-
Mooreville Chalk (2)
-
Moreno Formation (4)
-
Navesink Formation (2)
-
Neuquen Group (1)
-
Niobrara Formation (18)
-
Ojo Alamo Sandstone (4)
-
Oldman Formation (18)
-
Pierre Shale (22)
-
Point Lookout Sandstone (1)
-
Prince Creek Formation (5)
-
Ripley Formation (1)
-
Rock Springs Formation (2)
-
Saint Mary River Formation (5)
-
Santonian (18)
-
Selma Group (1)
-
Senonian (96)
-
Shannon Sandstone Member (2)
-
Smoky Hill Chalk Member (1)
-
Straight Cliffs Formation (9)
-
Tropic Shale (2)
-
Tuolumne Intrusive Suite (1)
-
Turonian
-
lower Turonian (5)
-
middle Turonian (2)
-
upper Turonian (2)
-
-
Tuscaloosa Formation (3)
-
Two Medicine Formation (18)
-
Wahweap Formation (5)
-
Williams Fork Formation (4)
-
-
Viking Formation (15)
-
Whitemud Formation (4)
-
Yezo Group (1)
-
-
Franciscan Complex (3)
-
Glen Canyon Group (1)
-
Great Valley Sequence (5)
-
Jurassic
-
Arapien Shale (1)
-
Aztec Sandstone (1)
-
Bonanza Group (1)
-
Carmel Formation (3)
-
Clarens Formation (1)
-
Coast Range Ophiolite (1)
-
Fernie Formation (7)
-
Ferrar Group (1)
-
Kingak Shale (1)
-
Ladner Group (1)
-
Lower Jurassic
-
Hettangian (2)
-
Laberge Group (2)
-
lower Liassic (2)
-
middle Liassic (1)
-
Nordegg Member (3)
-
Pliensbachian (6)
-
Sinemurian (4)
-
Toarcian (7)
-
upper Liassic (1)
-
-
Middle Jurassic
-
Aalenian (2)
-
Bajocian
-
Brent Group (3)
-
-
Bathonian (3)
-
Callovian (2)
-
Summerville Formation (2)
-
Todilto Formation (1)
-
Xishanyao Formation (1)
-
-
Oxford Clay (1)
-
Posidonia Shale (1)
-
San Rafael Group (1)
-
Smartville Complex (1)
-
Twin Creek Limestone (2)
-
Upper Jurassic
-
Arab Formation (1)
-
Bowser Lake Group (1)
-
Brushy Basin Member (5)
-
Entrada Sandstone (5)
-
Fulmar Formation (1)
-
Galice Formation (1)
-
Josephine Ophiolite (1)
-
Kimmeridge Clay (2)
-
Kimmeridgian
-
upper Kimmeridgian (1)
-
-
Morrison Formation (28)
-
Oxfordian (9)
-
Portlandian (1)
-
Salt Wash Sandstone Member (2)
-
Smackover Formation (1)
-
Stump Formation (2)
-
Sundance Formation (15)
-
Swift Formation (7)
-
Tithonian (3)
-
-
-
Kayenta Formation (1)
-
lower Mesozoic (6)
-
McHugh Complex (1)
-
Mist Mountain Formation (2)
-
Navajo Sandstone (6)
-
Nugget Sandstone (3)
-
Orocopia Schist (2)
-
Serra Geral Formation (1)
-
Triassic
-
Charlie Lake Formation (1)
-
Liard Formation (1)
-
Lower Triassic
-
Dinwoody Formation (7)
-
Olenekian (1)
-
Permian-Triassic boundary (16)
-
Scythian (1)
-
Smithian (3)
-
Spathian (1)
-
Thaynes Formation (3)
-
-
Middle Triassic
-
Anisian (1)
-
Doig Formation (4)
-
Ladinian (1)
-
Muschelkalk (1)
-
-
Moenkopi Formation (4)
-
Mole Granite (2)
-
Montney Formation (5)
-
Red Peak Formation (3)
-
Sherwood Sandstone (1)
-
Shublik Formation (1)
-
Upper Triassic
-
Baldonnel Formation (1)
-
Carnian
-
Ischigualasto Formation (1)
-
-
Chinle Formation (13)
-
Dockum Group (1)
-
Karmutsen Group (1)
-
Keuper (1)
-
Luning Formation (1)
-
Molteno Formation (1)
-
Norian (15)
-
Pardonet Formation (1)
-
Rhaetian (2)
-
Shinarump Member (2)
-
Stormberg Series (1)
-
Stuhini Group (1)
-
Xujiahe Formation (1)
-
Yanchang Formation (4)
-
-
-
upper Mesozoic
-
Yixian Formation (1)
-
-
Vaca Muerta Formation (2)
-
Yanshanian (2)
-
-
MIS 2 (2)
-
MIS 3 (1)
-
MIS 5 (1)
-
MIS 6 (1)
-
MIS 7 (1)
-
Moldanubian (1)
-
Paleozoic
-
Acatlan Complex (1)
-
Bedford Shale (1)
-
Berea Sandstone (1)
-
Bird Spring Formation (1)
-
Cambrian
-
Bonanza King Formation (1)
-
Brigham Group (3)
-
Carrara Formation (1)
-
Conasauga Group (1)
-
Lancara Formation (2)
-
Lower Cambrian
-
Gog Group (1)
-
Terreneuvian
-
Fortunian (1)
-
-
Yudoma Series (1)
-
-
Middle Cambrian
-
Burgess Shale (4)
-
Flathead Sandstone (4)
-
Metaline Limestone (1)
-
-
Pioche Shale (2)
-
Upper Cambrian
-
Dresbachian (1)
-
Franconia Formation (1)
-
Furongian
-
Jiangshanian (1)
-
-
Mount Simon Sandstone (1)
-
Nopah Formation (1)
-
Orr Formation (1)
-
Pilgrim Formation (3)
-
Potsdam Sandstone (1)
-
Steptoean (5)
-
Wilberns Formation (2)
-
-
-
Carboniferous
-
Albert Formation (1)
-
Amsden Formation (6)
-
Avonian (1)
-
Benxi Formation (2)
-
Big Snowy Group (4)
-
Diamond Peak Formation (1)
-
Ely Limestone (1)
-
Lower Carboniferous
-
Asbian (2)
-
Dinantian (14)
-
-
Mississippian
-
Barnett Shale (3)
-
Boone Formation (1)
-
Borden Group (1)
-
Charles Formation (5)
-
Leadville Formation (1)
-
Lower Mississippian
-
Chappel Limestone (1)
-
Cuyahoga Formation (3)
-
Fort Payne Formation (2)
-
Joana Limestone (2)
-
Kinderhookian
-
Banff Formation (9)
-
-
Lake Valley Formation (6)
-
Lodgepole Formation (20)
-
Osagian
-
Burlington Limestone (2)
-
-
Tournaisian
-
upper Tournaisian (1)
-
-
-
Madison Group (37)
-
Middle Mississippian
-
Visean (10)
-
-
Mission Canyon Limestone (6)
-
Redwall Limestone (2)
-
Upper Mississippian
-
Chesterian
-
Golconda Formation (1)
-
Imo Formation (1)
-
-
Fayetteville Formation (1)
-
Greenbrier Limestone (1)
-
Hartselle Sandstone (1)
-
Heath Formation (5)
-
Meramecian
-
Saint Louis Limestone (1)
-
Sainte Genevieve Limestone (2)
-
Warsaw Formation (1)
-
-
Pitkin Limestone (1)
-
Serpukhovian (5)
-
-
Windsor Group (1)
-
-
Pennsylvanian
-
Joggins Formation (1)
-
Lower Pennsylvanian
-
Bashkirian (3)
-
Morrowan (2)
-
-
Middle Pennsylvanian
-
Allegheny Group (1)
-
Atokan (1)
-
Carbondale Formation (3)
-
Desmoinesian
-
Wewoka Formation (1)
-
-
Moscovian (7)
-
Paradox Formation (1)
-
Tradewater Formation (1)
-
-
Minturn Formation (4)
-
Morrow Formation (2)
-
Upper Pennsylvanian
-
Canyon Group (1)
-
Cisco Group (1)
-
Gzhelian (2)
-
Kasimovian (1)
-
Missourian
-
Wann Formation (1)
-
-
Virgilian (2)
-
Wescogame Formation (1)
-
-
Watahomigi Formation (2)
-
-
Upper Carboniferous
-
Karharbari Stage (1)
-
Westphalian (1)
-
-
-
Chattanooga Shale (1)
-
Cow Head Group (5)
-
Deadwood Formation (6)
-
Devonian
-
Beaverhill Lake Group (5)
-
Gile Mountain Formation (1)
-
Guilmette Formation (2)
-
Heemskirk Granite (2)
-
Keg River Formation (4)
-
Lower Devonian
-
Emsian (4)
-
Lochkovian (1)
-
Manlius Formation (1)
-
Pragian (3)
-
-
Middle Devonian
-
Eifelian (3)
-
Elk Point Group (3)
-
Givetian (6)
-
Hamilton Group (1)
-
Marcellus Shale (3)
-
Moscow Formation (1)
-
Prairie Evaporite (13)
-
Winnipegosis Formation (9)
-
-
Muth Quartzite (2)
-
Old Red Sandstone (5)
-
Ponta Grossa Formation (1)
-
Popovich Formation (1)
-
Slave Point Formation (3)
-
Swan Hills Formation (4)
-
Thirtyone Formation (1)
-
Traverse Group (1)
-
Upper Devonian
-
Birdbear Formation (1)
-
Brallier Shale (1)
-
Duperow Formation (6)
-
Famennian
-
upper Famennian (2)
-
Wabamun Group (7)
-
-
Frasnian
-
Leduc Formation (4)
-
upper Frasnian (1)
-
-
Grosmont Formation (6)
-
Jefferson Group (7)
-
Nisku Formation (8)
-
Ohio Shale (1)
-
Palliser Formation (4)
-
-
Waterways Formation (1)
-
-
Ellis Bay Formation (1)
-
Exshaw Formation (14)
-
Gemericum (1)
-
Hunton Group (1)
-
Knox Group (1)
-
Lisburne Group (2)
-
lower Paleozoic
-
Conococheague Formation (1)
-
-
Maroon Formation (1)
-
middle Paleozoic (4)
-
Minnelusa Formation (5)
-
New Albany Shale (2)
-
Ordovician
-
Antelope Valley Limestone (1)
-
Eureka Quartzite (3)
-
Lower Ordovician
-
Beekmantown Group (1)
-
Ellenburger Group (2)
-
Fillmore Formation (1)
-
Ibexian (2)
-
Manitou Formation (1)
-
Saint George Group (1)
-
Tremadocian (3)
-
-
Middle Ordovician
-
Black River Group (1)
-
Chazy Group (1)
-
Saint Peter Sandstone (1)
-
Table Head Group (1)
-
Whiterockian (2)
-
Winnipeg Formation (3)
-
-
Montoya Group (2)
-
Pogonip Group (1)
-
Trenton Group (1)
-
Upper Ordovician
-
Ashgillian (2)
-
Bighorn Dolomite (7)
-
Cincinnatian
-
Richmondian (2)
-
-
Fairview Formation (1)
-
Hirnantian (2)
-
Katian (4)
-
Kope Formation (1)
-
Maquoketa Formation (1)
-
Queenston Shale (1)
-
Red River Formation (11)
-
Reedsville Formation (1)
-
Yeoman Formation (5)
-
-
Utica Shale (1)
-
Vinini Formation (1)
-
Viola Limestone (1)
-
-
Permian
-
Buckley Formation (1)
-
Coconino Sandstone (1)
-
Cutler Formation (2)
-
Ecca Group (1)
-
Eskridge Shale (1)
-
Guadalupian
-
Capitan Formation (2)
-
Capitanian (5)
-
Grayburg Formation (2)
-
Roadian (2)
-
-
Kaibab Formation (4)
-
Khuff Formation (1)
-
Lower Permian
-
Abo Formation (1)
-
Cisuralian
-
Artinskian (1)
-
Kungurian (4)
-
Sakmarian (1)
-
-
Leonardian
-
Clear Fork Group (2)
-
-
Opeche Shale (1)
-
Wolfcampian (7)
-
-
Lyons Sandstone (4)
-
Maokou Formation (1)
-
McCloud Limestone (1)
-
Meade Peak Member (5)
-
Middle Permian (7)
-
Newcastle Coal Measures (1)
-
Park City Formation (4)
-
Phosphoria Formation (14)
-
Retort Phosphatic Shale Member (1)
-
Rotliegendes (2)
-
Rustler Formation (2)
-
Stearns Shale (1)
-
Toroweap Formation (1)
-
Unayzah Formation (1)
-
Upper Permian
-
Lopingian
-
Changhsingian (1)
-
-
Permian-Triassic boundary (16)
-
Salado Formation (1)
-
Zechstein (3)
-
-
Yates Formation (1)
-
Yeso Formation (1)
-
-
Pilot Shale (2)
-
Ringerike Sandstone (1)
-
Sauk Sequence (5)
-
Silurian
-
Fusselman Dolomite (1)
-
Lockport Formation (1)
-
Lower Silurian
-
Grimsby Sandstone (2)
-
Llandovery
-
Rhuddanian (1)
-
Telychian (1)
-
-
Wenlock
-
Homerian (1)
-
Sheinwoodian (1)
-
-
-
Middle Silurian
-
Clinton Group (1)
-
Guelph Formation (1)
-
-
Niagaran (2)
-
Upper Silurian
-
Ludlow
-
Gorstian (1)
-
Ludfordian (1)
-
-
Pridoli (2)
-
Salina Group (1)
-
Wristen Formation (1)
-
-
Vassalboro Formation (1)
-
Waterville Formation (1)
-
-
Supai Formation (2)
-
Taiyuan Formation (2)
-
Talchir Formation (2)
-
Tensleep Sandstone (8)
-
Tippecanoe Sequence (1)
-
upper Paleozoic
-
Antrim Shale (1)
-
Bakken Formation (38)
-
Copacabana Group (1)
-
Dwyka Formation (1)
-
Fountain Formation (2)
-
Kaskaskia Sequence (2)
-
Shanxi Formation (3)
-
Wood River Formation (1)
-
-
Weber Sandstone (3)
-
Wells Formation (1)
-
Woodford Shale (3)
-
-
Phanerozoic (36)
-
Precambrian
-
Adirondack Anorthosite (1)
-
Animikie Group (1)
-
Anshan Group (1)
-
Archean
-
Eoarchean (3)
-
J-M Reef (7)
-
Kromberg Formation (1)
-
Mesoarchean (8)
-
Neoarchean
-
Sargur Group (1)
-
-
Paleoarchean (9)
-
Taihua Group (2)
-
Warrawoona Group (1)
-
-
Chuar Group (3)
-
Delhi Supergroup (2)
-
Gunflint Iron Formation (2)
-
Hadean (10)
-
Hamersley Group (1)
-
Hazel Formation (1)
-
Kaladgi System (1)
-
Kingston Peak Formation (1)
-
Laramie anorthosite complex (1)
-
Lewisian Complex (2)
-
Noonday Dolomite (1)
-
Onverwacht Group (1)
-
Pahrump Series (1)
-
Prichard Formation (5)
-
Purcell System (14)
-
Sioux Quartzite (2)
-
Sokoman Formation (3)
-
Spuhler Peak Formation (1)
-
Stillwater Complex (21)
-
Transvaal Supergroup (1)
-
Uinta Mountain Group (2)
-
Unkar Group (1)
-
upper Precambrian
-
Proterozoic
-
Algonkian (1)
-
Bambui Group (1)
-
Banxi Group (1)
-
Damara System (3)
-
Huronian
-
Gowganda Formation (1)
-
-
Keweenawan
-
Copper Harbor Conglomerate (1)
-
Portage Lake Lava Series (1)
-
-
Kunyang Group (1)
-
Lewisian (1)
-
McNamara Group (1)
-
Mesoproterozoic
-
Aldridge Formation (5)
-
Altyn Limestone (1)
-
Apache Group (1)
-
Belt Supergroup (58)
-
Bonner Formation (1)
-
Ectasian (1)
-
Gawler Range Volcanics (1)
-
Helena Formation (1)
-
Helikian (1)
-
Laxfordian (1)
-
Missoula Group (4)
-
Newland Limestone (4)
-
Ravalli Group (3)
-
Revett Quartzite (4)
-
Roper Group (2)
-
Shuangqiaoshan Group (1)
-
Wallace Formation (3)
-
-
Miette Group (3)
-
Negaunee Iron Formation (1)
-
Neoproterozoic
-
Brioverian (1)
-
Cryogenian (2)
-
Dengying Formation (2)
-
Doushantuo Formation (3)
-
Ediacaran (22)
-
Horsethief Creek Group (1)
-
Riphean (2)
-
Sturtian (2)
-
Tonian (5)
-
Torridonian (3)
-
Vendian (8)
-
-
Oronto Group (1)
-
Paleoproterozoic
-
Aphebian
-
Hurwitz Group (1)
-
-
Rooiberg Group (1)
-
Rustenburg Layered Suite (6)
-
Urquhart Shale (1)
-
Virginia Formation (1)
-
-
Pocatello Formation (1)
-
Roan Supergroup (1)
-
Sinian
-
Dengying Formation (2)
-
Doushantuo Formation (3)
-
Xiong'er Group (1)
-
-
Windermere System (4)
-
-
-
Vadito Group (1)
-
Ventersdorp Supergroup (4)
-
Waterberg System (1)
-
Witwatersrand Supergroup (1)
-
-
Rhenohercynian (1)
-
Vindhyan (2)
-
-
igneous rocks
-
agglutinates (1)
-
extrusive rocks (1)
-
igneous rocks
-
carbonatites
-
sovite (1)
-
-
feldspathoid rocks (8)
-
granophyre (5)
-
hypabyssal rocks (2)
-
kimberlite (20)
-
peperite (2)
-
picrite (3)
-
plutonic rocks
-
anorthosite (21)
-
diabase
-
tholeiitic dolerite (1)
-
-
diorites
-
ferrodiorite (1)
-
quartz diorites (8)
-
tonalite (8)
-
trondhjemite (3)
-
-
essexite (1)
-
gabbros
-
alkali gabbros
-
teschenite (1)
-
-
labradoritite (1)
-
microgabbro (2)
-
norite (19)
-
troctolite (9)
-
-
granites
-
adamellite (1)
-
alkali granites (4)
-
aplite (3)
-
A-type granites (10)
-
biotite granite (1)
-
charnockite (3)
-
granite porphyry (8)
-
I-type granites (5)
-
leucogranite (10)
-
microgranite (2)
-
monzogranite (4)
-
S-type granites (2)
-
two-mica granite (2)
-
-
granodiorites
-
granodiorite porphyry (1)
-
-
ijolite (3)
-
lamproite (15)
-
lamprophyres
-
minette (5)
-
-
monzodiorite (5)
-
monzonites
-
mangerite (1)
-
-
pegmatite (44)
-
quartz monzonite (8)
-
sovite (1)
-
syenites
-
albitite (3)
-
alkali syenites (3)
-
nepheline syenite
-
agpaite (3)
-
-
quartz syenite (2)
-
shonkinite (2)
-
syenite porphyry (1)
-
-
ultramafics
-
chromitite (41)
-
hornblendite (1)
-
peridotites
-
dunite (13)
-
garnet lherzolite (1)
-
harzburgite (10)
-
lherzolite (10)
-
spinel lherzolite (1)
-
-
pyroxenite
-
clinopyroxenite (6)
-
garnet pyroxenite (1)
-
orthopyroxenite (4)
-
websterite (1)
-
-
-
-
porphyry
-
vitrophyre (2)
-
-
volcanic rocks
-
adakites (4)
-
andesites
-
andesite porphyry (1)
-
boninite (3)
-
-
basalts
-
alkali basalts
-
trachybasalts (3)
-
-
flood basalts (18)
-
mid-ocean ridge basalts (12)
-
ocean-island basalts (7)
-
shoshonite (3)
-
tholeiite (2)
-
tholeiitic basalt (4)
-
-
basanite (2)
-
benmoreite (1)
-
dacites (16)
-
glasses
-
obsidian (3)
-
perlite (1)
-
pitchstone (1)
-
volcanic glass (8)
-
-
komatiite (17)
-
latite (2)
-
melilitite (1)
-
nephelinite (3)
-
phonolites (9)
-
pyroclastics
-
ash-flow tuff (8)
-
hyaloclastite (1)
-
ignimbrite (32)
-
pumice (8)
-
rhyolite tuff (3)
-
scoria (3)
-
tuff (37)
-
welded tuff (2)
-
-
rhyodacites (1)
-
rhyolites
-
comendite (1)
-
quartz porphyry (2)
-
-
trachyandesites
-
absarokite (1)
-
-
trachytes (7)
-
vitrophyre (2)
-
-
-
ophiolite (25)
-
volcanic ash (10)
-
wehrlite (5)
-
-
metamorphic rocks
-
K-bentonite (9)
-
metabentonite (1)
-
metamorphic rocks
-
amphibolites (14)
-
cataclasites (4)
-
eclogite (5)
-
gneisses
-
biotite gneiss (1)
-
granite gneiss (4)
-
orthogneiss (12)
-
paragneiss (6)
-
tonalite gneiss (1)
-
-
granulites (12)
-
hornfels (7)
-
impactites (3)
-
lapis lazuli (1)
-
marbles
-
calciphyre (1)
-
-
metacarbonate rocks (2)
-
metaigneous rocks
-
metabasalt (5)
-
metabasite (6)
-
metadiabase (1)
-
metadiorite (1)
-
metagabbro (2)
-
metagranite (3)
-
metaperidotite (1)
-
metapyroxenite (1)
-
metarhyolite (1)
-
metatuff (1)
-
serpentinite (8)
-
-
metaplutonic rocks (2)
-
metasedimentary rocks
-
khondalite (2)
-
metaconglomerate (2)
-
metagraywacke (2)
-
metapelite (16)
-
metasandstone (1)
-
paragneiss (6)
-
shungite (1)
-
-
metasomatic rocks
-
greisen (9)
-
serpentinite (8)
-
skarn (40)
-
-
metavolcanic rocks (8)
-
migmatites
-
anatexite (2)
-
-
mylonites
-
pseudotachylite (2)
-
ultramylonite (1)
-
-
phyllonites (1)
-
quartzites (37)
-
schists
-
biotite schist (1)
-
blueschist (2)
-
chlorite schist (1)
-
greenschist (4)
-
greenstone (3)
-
-
slates (1)
-
-
ophiolite (25)
-
turbidite (14)
-
-
meteorites
-
meteorites
-
stony meteorites
-
achondrites
-
lunar meteorites (1)
-
Martian meteorites
-
SNC Meteorites (2)
-
-
-
chondrites
-
carbonaceous chondrites (1)
-
ordinary chondrites
-
H chondrites
-
Tieschitz Meteorite (1)
-
-
-
-
-
-
-
minerals
-
alloys
-
awaruite (1)
-
hedleyite (1)
-
-
amosite (1)
-
antimonides (4)
-
arsenates
-
scorodite (2)
-
-
arsenides
-
arsenopyrite (3)
-
cobaltite (1)
-
gersdorffite (1)
-
maucherite (2)
-
sperrylite (8)
-
-
arsenites (3)
-
bismuthides
-
froodite (1)
-
michenerite (2)
-
-
borates (1)
-
carbonates
-
ankerite (4)
-
aragonite (9)
-
bastnaesite (4)
-
calcite (76)
-
cancrinite (1)
-
cerussite (4)
-
dolomite (44)
-
leadhillite (1)
-
magnesian calcite (4)
-
magnesite (1)
-
malachite (1)
-
parisite (3)
-
rhodochrosite (3)
-
shortite (1)
-
siderite (7)
-
sphaerosiderite (1)
-
strontianite (1)
-
synchysite (1)
-
-
chromates (2)
-
copper minerals (2)
-
halides
-
bromides (1)
-
chlorides
-
atacamite (1)
-
bideauxite (1)
-
carnallite (1)
-
eudialyte (1)
-
halite (11)
-
-
fluorides
-
bastnaesite (4)
-
bideauxite (1)
-
clinohumite (2)
-
fluorite (9)
-
parisite (3)
-
synchysite (1)
-
topaz (1)
-
-
-
hydrates (1)
-
K-bentonite (9)
-
metabentonite (1)
-
minerals (13)
-
molybdates
-
wulfenite (5)
-
-
native elements
-
diamond (8)
-
fullerene (1)
-
graphite (10)
-
-
onyx (1)
-
organic minerals
-
amber (7)
-
-
oxalates
-
whewellite (1)
-
-
oxides
-
alexandrite (1)
-
aluminum oxides (1)
-
anatase (2)
-
baddeleyite (8)
-
brookite (1)
-
brucite (2)
-
cassiterite (4)
-
chrome spinel (14)
-
chromite (28)
-
corundum (12)
-
diaspore (3)
-
ferrihydrite (1)
-
gibbsite (2)
-
goethite (13)
-
hausmannite (1)
-
hematite (18)
-
hercynite (3)
-
hibonite (1)
-
hydroxides
-
iron hydroxides (1)
-
oxyhydroxides (1)
-
-
ilmenite (8)
-
iron oxides (21)
-
limonite (2)
-
maghemite (1)
-
magnesium oxides (1)
-
magnetite (40)
-
manganese oxides (1)
-
niobates
-
aeschynite (1)
-
betafite (2)
-
columbite (4)
-
fergusonite (1)
-
loparite (1)
-
pyrochlore (2)
-
samarskite (1)
-
-
periclase (2)
-
perovskite (4)
-
pitchblende (1)
-
portlandite (1)
-
rutile (12)
-
sapphire (9)
-
specularite (1)
-
spinel (16)
-
spinel group (6)
-
tantalates
-
betafite (2)
-
-
titanium oxides (4)
-
titanomagnetite (5)
-
todorokite (1)
-
uraninite (3)
-
wustite (2)
-
zirconolite (1)
-
-
phosphates
-
apatite (76)
-
autunite (1)
-
beraunite (1)
-
britholite (2)
-
chlorapatite (6)
-
fluorapatite (12)
-
francolite (2)
-
hinsdalite (1)
-
hydroxylapatite (1)
-
monazite (46)
-
rhabdophane (3)
-
rockbridgeite (1)
-
sarcopside (1)
-
strengite (1)
-
torbernite (2)
-
turquoise (1)
-
vivianite (2)
-
wavellite (1)
-
xenotime (15)
-
-
platinum minerals (32)
-
selenides (2)
-
silicates
-
aluminosilicates (2)
-
asbestos (9)
-
borosilicates (1)
-
chain silicates
-
aenigmatite group
-
aenigmatite (1)
-
sapphirine (2)
-
-
amphibole group
-
clinoamphibole
-
actinolite (3)
-
arfvedsonite (2)
-
cummingtonite (2)
-
glaucophane (2)
-
hastingsite (2)
-
hornblende (31)
-
kaersutite (2)
-
magnesioriebeckite (1)
-
pargasite (2)
-
richterite (2)
-
tremolite (7)
-
tschermakite (1)
-
-
orthoamphibole
-
gedrite (2)
-
-
-
astrophyllite (2)
-
pyroxene group
-
clinopyroxene
-
aegirine (6)
-
augite (5)
-
chrome diopside (2)
-
diopside (10)
-
fassaite (1)
-
hedenbergite (1)
-
jadeite (2)
-
spodumene
-
kunzite (1)
-
-
-
orthopyroxene
-
enstatite (1)
-
-
-
rhodonite group
-
babingtonite (1)
-
rhodonite (1)
-
-
wollastonite group
-
wollastonite (2)
-
-
-
framework silicates
-
cancrinite (1)
-
feldspar group
-
alkali feldspar
-
adularia (7)
-
amazonite (1)
-
anorthoclase (1)
-
celsian (1)
-
hyalophane (2)
-
K-feldspar (12)
-
microcline (1)
-
sanidine (19)
-
-
barium feldspar
-
celsian (1)
-
hyalophane (2)
-
-
plagioclase
-
albite (6)
-
anorthite (1)
-
bytownite (1)
-
labradorite (1)
-
-
-
myrmekite (1)
-
nepheline group
-
kalsilite (1)
-
nepheline (7)
-
-
pseudoleucite (2)
-
scapolite group
-
scapolite (1)
-
-
silica minerals
-
agate (3)
-
amethyst (3)
-
carnelian (2)
-
chalcedony (6)
-
chrysoprase (1)
-
coesite (2)
-
cristobalite (1)
-
jasper (1)
-
moganite (1)
-
opal
-
opal-A (4)
-
opal-CT (1)
-
-
quartz
-
smoky quartz (2)
-
-
tridymite (2)
-
-
sodalite group
-
sodalite (1)
-
-
zeolite group
-
analcime (3)
-
chabazite (1)
-
clinoptilolite (1)
-
edingtonite (1)
-
erionite (2)
-
harmotome (1)
-
offretite (2)
-
-
-
iron silicates (1)
-
magnesian silicates (1)
-
orthosilicates
-
nesosilicates
-
andalusite (1)
-
britholite group
-
britholite (2)
-
-
clinohumite (2)
-
datolite group
-
gadolinite (1)
-
-
garnet group
-
grossular (1)
-
pyrope (1)
-
-
kyanite (2)
-
mullite (1)
-
olivine group
-
fayalite (1)
-
forsterite (5)
-
monticellite (1)
-
olivine (24)
-
-
phenakite group
-
willemite (1)
-
-
sillimanite (1)
-
staurolite (3)
-
titanite group
-
titanite (15)
-
-
topaz (1)
-
zircon group
-
zircon (360)
-
-
-
sorosilicates
-
bertrandite (1)
-
chevkinite group
-
chevkinite (5)
-
perrierite (4)
-
-
epidote group
-
allanite (7)
-
epidote (13)
-
zoisite (4)
-
-
ilvaite (2)
-
lawsonite (1)
-
melilite group
-
akermanite (1)
-
gehlenite (1)
-
-
pumpellyite group
-
pumpellyite (1)
-
-
thortveitite group
-
thortveitite (2)
-
yttrialite (1)
-
-
vesuvianite (1)
-
-
-
ring silicates
-
beryl (2)
-
cordierite (4)
-
emerald (2)
-
eudialyte (1)
-
milarite group (1)
-
tourmaline group
-
dravite (3)
-
elbaite (1)
-
foitite (4)
-
schorl (5)
-
uvite (2)
-
-
-
sheet silicates
-
chlorite group
-
chamosite (1)
-
chlorite (29)
-
clinochlore (5)
-
cookeite (1)
-
sudoite (1)
-
-
clay minerals
-
allophane (1)
-
beidellite (3)
-
chrysocolla (1)
-
dickite (4)
-
halloysite (1)
-
kaolinite (33)
-
metahalloysite (1)
-
montmorillonite (9)
-
nontronite (3)
-
saponite (2)
-
smectite (76)
-
vermiculite (5)
-
-
clintonite (1)
-
corrensite (1)
-
illite (89)
-
margarite (1)
-
mica group
-
biotite (55)
-
celadonite (1)
-
glauconite (6)
-
muscovite (35)
-
paragonite (1)
-
phengite (4)
-
phlogopite (15)
-
polylithionite (1)
-
-
palygorskite (2)
-
sericite (11)
-
serpentine group
-
antigorite (2)
-
berthierine (2)
-
chrysotile (6)
-
lizardite (1)
-
serpentine (2)
-
-
talc (4)
-
-
-
sulfates
-
alum (1)
-
alunite (10)
-
anhydrite (20)
-
barite (11)
-
brochantite (1)
-
celestine (2)
-
coquimbite (1)
-
gypsum (8)
-
hinsdalite (1)
-
jarosite (2)
-
leadhillite (1)
-
schwertmannite (3)
-
thenardite (1)
-
voltaite (1)
-
-
sulfides
-
acanthite (1)
-
arsenopyrite (3)
-
bismuthinite (1)
-
bornite (12)
-
chalcocite (2)
-
chalcopyrite (30)
-
cinnabar (2)
-
cobaltite (1)
-
cooperite (5)
-
copper sulfides (11)
-
cubanite (4)
-
digenite (1)
-
galena (2)
-
gersdorffite (1)
-
greigite (2)
-
heazlewoodite (2)
-
iron sulfides (8)
-
joseite (1)
-
laurite (10)
-
mackinawite (1)
-
marcasite (2)
-
millerite (2)
-
molybdenite (23)
-
nickel sulfides (6)
-
pentlandite (15)
-
pyrite (54)
-
pyrrhotite (13)
-
sphalerite (6)
-
stannoidite (1)
-
stibnite (5)
-
tetradymite (2)
-
troilite (3)
-
violarite (2)
-
zinc sulfides (1)
-
-
sulfosalts
-
sulfantimonites
-
miargyrite (1)
-
pyrargyrite (1)
-
tetrahedrite (4)
-
-
sulfarsenates
-
enargite (4)
-
-
sulfarsenites
-
tennantite (4)
-
-
sulfobismuthites
-
lillianite (1)
-
-
sulfogermanates
-
canfieldite (1)
-
-
sulfostannates
-
canfieldite (1)
-
stannite (1)
-
-
-
tellurates (9)
-
tellurides
-
altaite (4)
-
calaverite (1)
-
hedleyite (1)
-
hessite (3)
-
joseite (1)
-
sylvanite (2)
-
tellurobismuthite (2)
-
tetradymite (2)
-
-
tellurites (2)
-
tungstates
-
scheelite (5)
-
wolframite (5)
-
-
ultrabasite (1)
-
uranium minerals (3)
-
vanadates (1)
-
wehrlite (5)
-
-
Primary terms
-
absolute age (627)
-
academic institutions (3)
-
Africa
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Afar (1)
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Cape Verde Islands (1)
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Central Africa
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Angola (1)
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Congo Democratic Republic
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Shaba Congo Democratic Republic (2)
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Gabon (2)
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East Africa
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Afar Depression (1)
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Eritrea (1)
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Ethiopia (1)
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Kenya
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Mount Kenya (2)
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Malawi (2)
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Mozambique
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Zambezia Mozambique (1)
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Tanzania
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Oldoinyo Lengai (1)
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Zambia (1)
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East African Lakes
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East African Rift (2)
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Kalahari Desert (1)
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Limpopo Belt (6)
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Madagascar
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Mahajanga Basin (1)
-
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North Africa
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Algeria
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Ahaggar (1)
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Aures (1)
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Atlas Mountains
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Moroccan Atlas Mountains
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Anti-Atlas (5)
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High Atlas (2)
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Egypt
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Aswan Egypt (1)
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Libya (2)
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Maghreb (1)
-
Morocco
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Moroccan Atlas Mountains
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Anti-Atlas (5)
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High Atlas (2)
-
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Rif (2)
-
Tafilalt (2)
-
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Tunisia
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El Kef Tunisia (1)
-
-
-
Nubian Shield (1)
-
Sahara (3)
-
Sahel (1)
-
Southern Africa
-
Barberton greenstone belt (3)
-
Botswana (2)
-
Gariep Belt (1)
-
Kaapvaal Craton (12)
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Karoo Basin (9)
-
Lesotho (1)
-
Namaqualand (2)
-
Namaqualand metamorphic complex (2)
-
Namibia
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Tsumeb Namibia (1)
-
-
South Africa
-
Bushveld Complex (43)
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Cape fold belt (2)
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Cape Province region (1)
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Free State South Africa (5)
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Gauteng South Africa (1)
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Klerksdorp Field (1)
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KwaZulu-Natal South Africa
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Tugela Basin (1)
-
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Limpopo South Africa (1)
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Merensky Reef (14)
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Northern Cape Province South Africa (2)
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Sutherland South Africa (1)
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Transvaal region (2)
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Western Cape Province South Africa (3)
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Swaziland (1)
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Zimbabwe
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Great Dyke (7)
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West Africa
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Adamawa (1)
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Cameroon (3)
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Guinea (1)
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Mali (1)
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Nigeria
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Niger Delta (4)
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Sierra Leone (3)
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Taoudenni Basin (2)
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Zimbabwe Craton (4)
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Antarctica
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Queen Maud Land (2)
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Transantarctic Mountains
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Victoria Land
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McMurdo dry valleys (1)
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Arctic Ocean
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Haltenbanken (1)
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Arctic region
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Greenland
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East Greenland (5)
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Russian Arctic (1)
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Svalbard
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asbestos deposits (2)
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Asia
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Altai Mountains
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Altai Russian Federation
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Amur Russian Federation
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Arabian Peninsula
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Oman
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Saudi Arabia
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Yemen (1)
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Chu River (1)
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Kyzylkum (3)
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Chukotka Russian Federation
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Far East
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Borneo
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Burma (3)
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Japan
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Laos (1)
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Taiwan
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Indian Peninsula
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India
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Gujarat India
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Orissa India (2)
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Yamuna River (2)
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Indian Shield (1)
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Pakistan
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Baluchistan Pakistan (1)
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Karakoram (4)
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Mesozoic
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Cretaceous
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Upper Jurassic
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Arab Formation (1)
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upper Mesozoic
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Re-187/Os-188 (6)
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Mexico state
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Moon (7)
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nitrogen
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N-15/N-14 (4)
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noble gases
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argon
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Ar-36 (2)
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helium
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He-3 (2)
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He-4/He-3 (8)
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krypton
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Kr-84 (1)
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neon
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radon
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Rn-220 (1)
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Rn-222 (1)
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xenon
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Xe-136/Xe-130 (1)
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nodules (3)
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nonmetal deposits (4)
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North America
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Appalachian Basin (11)
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Basin and Range Province
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Flin Flon Belt (2)
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Taltson magmatic zone (1)
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Rocky Mountains foreland (18)
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Ocean Drilling Program
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Leg 113
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ODP Site 690 (1)
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Leg 151
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ODP Site 909 (1)
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Leg 174AX
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Fort Mott Site (2)
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Leg 194
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ODP Site 1193 (1)
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Leg 198
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ODP Site 1209 (1)
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ODP Site 1210 (1)
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Leg 207
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ODP Site 1260 (1)
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Leg 208
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ODP Site 1262 (3)
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ODP Site 735 (1)
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ocean floors (12)
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Oceania
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oceanography (3)
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North Pacific
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Pacific Basin (1)
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West Pacific
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Yellow Sea
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Southwest Pacific
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Pacific region (1)
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paleobotany (5)
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paleoclimatology (233)
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paleoecology (303)
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paleogeography (388)
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paleomagnetism (128)
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paleontology (81)
-
Paleozoic
-
Acatlan Complex (1)
-
Bedford Shale (1)
-
Berea Sandstone (1)
-
Bird Spring Formation (1)
-
Cambrian
-
Bonanza King Formation (1)
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Carrara Formation (1)
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Conasauga Group (1)
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Lancara Formation (2)
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Lower Cambrian
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Gog Group (1)
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-
-
Yudoma Series (1)
-
-
Middle Cambrian
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Burgess Shale (4)
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Flathead Sandstone (4)
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Metaline Limestone (1)
-
-
Pioche Shale (2)
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Upper Cambrian
-
Dresbachian (1)
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Franconia Formation (1)
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Furongian
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Jiangshanian (1)
-
-
Mount Simon Sandstone (1)
-
Nopah Formation (1)
-
Orr Formation (1)
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Pilgrim Formation (3)
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Potsdam Sandstone (1)
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Steptoean (5)
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Wilberns Formation (2)
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-
-
Carboniferous
-
Albert Formation (1)
-
Amsden Formation (6)
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Avonian (1)
-
Benxi Formation (2)
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Big Snowy Group (4)
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Diamond Peak Formation (1)
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Ely Limestone (1)
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Lower Carboniferous
-
Asbian (2)
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Dinantian (14)
-
-
Mississippian
-
Barnett Shale (3)
-
Boone Formation (1)
-
Borden Group (1)
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Charles Formation (5)
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Leadville Formation (1)
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Lower Mississippian
-
Chappel Limestone (1)
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Cuyahoga Formation (3)
-
Fort Payne Formation (2)
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Joana Limestone (2)
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Kinderhookian
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Banff Formation (9)
-
-
Lake Valley Formation (6)
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Lodgepole Formation (20)
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Osagian
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Burlington Limestone (2)
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-
Tournaisian
-
upper Tournaisian (1)
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-
-
Madison Group (37)
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Middle Mississippian
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Visean (10)
-
-
Mission Canyon Limestone (6)
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Redwall Limestone (2)
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Upper Mississippian
-
Chesterian
-
Golconda Formation (1)
-
Imo Formation (1)
-
-
Fayetteville Formation (1)
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Greenbrier Limestone (1)
-
Hartselle Sandstone (1)
-
Heath Formation (5)
-
Meramecian
-
Saint Louis Limestone (1)
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Sainte Genevieve Limestone (2)
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Warsaw Formation (1)
-
-
Pitkin Limestone (1)
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Serpukhovian (5)
-
-
Windsor Group (1)
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-
Pennsylvanian
-
Joggins Formation (1)
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Lower Pennsylvanian
-
Bashkirian (3)
-
Morrowan (2)
-
-
Middle Pennsylvanian
-
Allegheny Group (1)
-
Atokan (1)
-
Carbondale Formation (3)
-
Desmoinesian
-
Wewoka Formation (1)
-
-
Moscovian (7)
-
Paradox Formation (1)
-
Tradewater Formation (1)
-
-
Minturn Formation (4)
-
Morrow Formation (2)
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Upper Pennsylvanian
-
Canyon Group (1)
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Cisco Group (1)
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Gzhelian (2)
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Kasimovian (1)
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Missourian
-
Wann Formation (1)
-
-
Virgilian (2)
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Wescogame Formation (1)
-
-
Watahomigi Formation (2)
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-
Upper Carboniferous
-
Karharbari Stage (1)
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Westphalian (1)
-
-
-
Chattanooga Shale (1)
-
Cow Head Group (5)
-
Deadwood Formation (6)
-
Devonian
-
Beaverhill Lake Group (5)
-
Gile Mountain Formation (1)
-
Guilmette Formation (2)
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Heemskirk Granite (2)
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Keg River Formation (4)
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Lower Devonian
-
Emsian (4)
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Lochkovian (1)
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Manlius Formation (1)
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Pragian (3)
-
-
Middle Devonian
-
Eifelian (3)
-
Elk Point Group (3)
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Givetian (6)
-
Hamilton Group (1)
-
Marcellus Shale (3)
-
Moscow Formation (1)
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Prairie Evaporite (13)
-
Winnipegosis Formation (9)
-
-
Muth Quartzite (2)
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Old Red Sandstone (5)
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Ponta Grossa Formation (1)
-
Popovich Formation (1)
-
Slave Point Formation (3)
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Swan Hills Formation (4)
-
Thirtyone Formation (1)
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Traverse Group (1)
-
Upper Devonian
-
Birdbear Formation (1)
-
Brallier Shale (1)
-
Duperow Formation (6)
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Famennian
-
upper Famennian (2)
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Wabamun Group (7)
-
-
Frasnian
-
Leduc Formation (4)
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upper Frasnian (1)
-
-
Grosmont Formation (6)
-
Jefferson Group (7)
-
Nisku Formation (8)
-
Ohio Shale (1)
-
Palliser Formation (4)
-
-
Waterways Formation (1)
-
-
Ellis Bay Formation (1)
-
Exshaw Formation (14)
-
Gemericum (1)
-
Hunton Group (1)
-
Knox Group (1)
-
Lisburne Group (2)
-
lower Paleozoic
-
Conococheague Formation (1)
-
-
Maroon Formation (1)
-
middle Paleozoic (4)
-
Minnelusa Formation (5)
-
New Albany Shale (2)
-
Ordovician
-
Antelope Valley Limestone (1)
-
Eureka Quartzite (3)
-
Lower Ordovician
-
Beekmantown Group (1)
-
Ellenburger Group (2)
-
Fillmore Formation (1)
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Ibexian (2)
-
Manitou Formation (1)
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Saint George Group (1)
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Tremadocian (3)
-
-
Middle Ordovician
-
Black River Group (1)
-
Chazy Group (1)
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Saint Peter Sandstone (1)
-
Table Head Group (1)
-
Whiterockian (2)
-
Winnipeg Formation (3)
-
-
Montoya Group (2)
-
Pogonip Group (1)
-
Trenton Group (1)
-
Upper Ordovician
-
Ashgillian (2)
-
Bighorn Dolomite (7)
-
Cincinnatian
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Richmondian (2)
-
-
Fairview Formation (1)
-
Hirnantian (2)
-
Katian (4)
-
Kope Formation (1)
-
Maquoketa Formation (1)
-
Queenston Shale (1)
-
Red River Formation (11)
-
Reedsville Formation (1)
-
Yeoman Formation (5)
-
-
Utica Shale (1)
-
Vinini Formation (1)
-
Viola Limestone (1)
-
-
Permian
-
Buckley Formation (1)
-
Coconino Sandstone (1)
-
Cutler Formation (2)
-
Ecca Group (1)
-
Eskridge Shale (1)
-
Guadalupian
-
Capitan Formation (2)
-
Capitanian (5)
-
Grayburg Formation (2)
-
Roadian (2)
-
-
Kaibab Formation (4)
-
Khuff Formation (1)
-
Lower Permian
-
Abo Formation (1)
-
Cisuralian
-
Artinskian (1)
-
Kungurian (4)
-
Sakmarian (1)
-
-
Leonardian
-
Clear Fork Group (2)
-
-
Opeche Shale (1)
-
Wolfcampian (7)
-
-
Lyons Sandstone (4)
-
Maokou Formation (1)
-
McCloud Limestone (1)
-
Meade Peak Member (5)
-
Middle Permian (7)
-
Newcastle Coal Measures (1)
-
Park City Formation (4)
-
Phosphoria Formation (14)
-
Retort Phosphatic Shale Member (1)
-
Rotliegendes (2)
-
Rustler Formation (2)
-
Stearns Shale (1)
-
Toroweap Formation (1)
-
Unayzah Formation (1)
-
Upper Permian
-
Lopingian
-
Changhsingian (1)
-
-
Permian-Triassic boundary (16)
-
Salado Formation (1)
-
Zechstein (3)
-
-
Yates Formation (1)
-
Yeso Formation (1)
-
-
Pilot Shale (2)
-
Ringerike Sandstone (1)
-
Sauk Sequence (5)
-
Silurian
-
Fusselman Dolomite (1)
-
Lockport Formation (1)
-
Lower Silurian
-
Grimsby Sandstone (2)
-
Llandovery
-
Rhuddanian (1)
-
Telychian (1)
-
-
Wenlock
-
Homerian (1)
-
Sheinwoodian (1)
-
-
-
Middle Silurian
-
Clinton Group (1)
-
Guelph Formation (1)
-
-
Niagaran (2)
-
Upper Silurian
-
Ludlow
-
Gorstian (1)
-
Ludfordian (1)
-
-
Pridoli (2)
-
Salina Group (1)
-
Wristen Formation (1)
-
-
Vassalboro Formation (1)
-
Waterville Formation (1)
-
-
Supai Formation (2)
-
Taiyuan Formation (2)
-
Talchir Formation (2)
-
Tensleep Sandstone (8)
-
Tippecanoe Sequence (1)
-
upper Paleozoic
-
Antrim Shale (1)
-
Bakken Formation (38)
-
Copacabana Group (1)
-
Dwyka Formation (1)
-
Fountain Formation (2)
-
Kaskaskia Sequence (2)
-
Shanxi Formation (3)
-
Wood River Formation (1)
-
-
Weber Sandstone (3)
-
Wells Formation (1)
-
Woodford Shale (3)
-
-
palynology (4)
-
palynomorphs
-
acritarchs (16)
-
Chitinozoa (1)
-
Dinoflagellata
-
Deflandrea (1)
-
-
megaspores (1)
-
miospores
-
Classopollis (2)
-
pollen (72)
-
-
-
paragenesis (120)
-
permafrost (2)
-
petroleum
-
natural gas
-
coalbed methane (16)
-
shale gas (10)
-
-
shale oil (7)
-
-
petrology (122)
-
Phanerozoic (36)
-
phase equilibria (53)
-
phosphate deposits (5)
-
phosphorus (5)
-
placers
-
beach placers (1)
-
stream placers (4)
-
-
Plantae
-
algae
-
calcareous algae (1)
-
Chlorophyta
-
Charophyta (6)
-
Chlorophyceae
-
Codiaceae
-
Halimeda (1)
-
-
Dasycladaceae (1)
-
-
Tasmanites (2)
-
-
Coccolithophoraceae
-
Coccolithus (1)
-
-
diatoms (6)
-
nannofossils
-
Discoasteridae (1)
-
Helicopontosphaera (1)
-
-
Rhodophyta (1)
-
-
Bryophyta
-
Musci (1)
-
-
Pteridophyta
-
Filicopsida
-
Azolla (1)
-
Taeniopteris (1)
-
-
Lycopsida (4)
-
-
Spermatophyta
-
Angiospermae
-
Dicotyledoneae
-
Betula (1)
-
Fagus (1)
-
Hamamelididae (1)
-
Juglandaceae (1)
-
Lauraceae (2)
-
Pterocarya (1)
-
Quercus (1)
-
-
Monocotyledoneae
-
Gramineae (1)
-
-
-
Gymnospermae
-
Bennettitales (1)
-
Coniferales
-
Araucariaceae (1)
-
Cupressaceae (2)
-
Picea (1)
-
Pinaceae
-
Pinus (2)
-
-
Taxodiaceae
-
Metasequoia (1)
-
-
Taxodium (1)
-
Tsuga (1)
-
-
Cycadales (2)
-
Ginkgoales
-
Ginkgo (3)
-
-
Glossopteridales
-
Gangamopteris (1)
-
-
Pteridospermae (2)
-
-
-
-
plate tectonics (271)
-
pollution (56)
-
potash (4)
-
Precambrian
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Adirondack Anorthosite (1)
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New York
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