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all geography including DSDP/ODP Sites and Legs
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elements, isotopes
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Pb-206/Pb-204 (36)
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Pb-207/Pb-204 (28)
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Pb-207/Pb-206 (8)
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Pb-208/Pb-206 (1)
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Re-187/Os-188 (5)
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S-32 (1)
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S-34/S-32 (70)
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Si-30/Si-28 (2)
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large-ion lithophile elements (3)
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alkali metals
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Sr-87/Sr-86 (101)
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aluminum
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nitrogen
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helium
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oxygen
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phosphorus (8)
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Coccolithophoraceae (1)
-
diatoms (5)
-
nannofossils (8)
-
-
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)
-
-
Monocotyledoneae
-
Gramineae (1)
-
-
-
Gymnospermae
-
Bennettitales (1)
-
Coniferales
-
Araucariaceae (1)
-
Cupressaceae (1)
-
Picea (1)
-
Pinaceae
-
Pinus (2)
-
-
Taxodiaceae (1)
-
Taxodium (1)
-
Tsuga (1)
-
-
Cycadales (2)
-
Ginkgoales
-
Ginkgo (2)
-
-
Glossopteridales
-
Gangamopteris (1)
-
-
Pteridospermae (1)
-
-
-
-
problematic fossils
-
problematic microfossils (5)
-
-
prokaryotes (2)
-
thallophytes (7)
-
tracks (24)
-
trails (2)
-
-
geochronology methods
-
(U-Th)/He (35)
-
Ar/Ar (147)
-
exposure age (16)
-
fission-track dating (38)
-
He/He (2)
-
infrared stimulated luminescence (1)
-
K/Ar (42)
-
Lu/Hf (16)
-
Nd/Nd (1)
-
optical mineralogy (2)
-
optically stimulated luminescence (19)
-
paleomagnetism (114)
-
Pb/Pb (14)
-
Pb/Th (3)
-
racemization (1)
-
radiation damage (1)
-
Rb/Sr (22)
-
Re/Os (31)
-
sclerochronology (1)
-
Sm/Nd (14)
-
Sr/Sr (2)
-
tephrochronology (16)
-
Th/U (9)
-
thermochronology (56)
-
thermoluminescence (1)
-
tree rings (7)
-
U/Pb (375)
-
U/Th/Pb (11)
-
uranium disequilibrium (6)
-
-
geologic age
-
Cenozoic
-
Blancan (2)
-
Bronze Age (2)
-
Glenns Ferry Formation (2)
-
Iron Age (1)
-
lower Cenozoic (1)
-
middle Cenozoic (3)
-
Quaternary
-
Cordilleran ice sheet (9)
-
Holocene
-
lower Holocene (7)
-
Middle Ages (1)
-
Neolithic (2)
-
upper Holocene
-
Roman period (3)
-
-
-
lower Quaternary (2)
-
middle Quaternary (1)
-
Pleistocene
-
Bandelier Tuff (2)
-
Bishop Tuff (4)
-
Illinoian (1)
-
Lake Agassiz (1)
-
Lake Lahontan (1)
-
Lake Missoula (15)
-
lower Pleistocene
-
Olduvai Subchron (2)
-
Waccamaw Formation (1)
-
-
Matuyama Chron (4)
-
middle Pleistocene (2)
-
Peoria Loess (1)
-
upper Pleistocene
-
Devensian (1)
-
Eemian (1)
-
Ipswichian (1)
-
Sartanian (1)
-
Weichselian
-
Loch Lomond Stade (1)
-
upper Weichselian
-
Allerod (1)
-
Bolling (1)
-
Younger Dryas (10)
-
-
-
Wisconsinan
-
upper Wisconsinan (7)
-
-
-
-
upper Quaternary
-
Brunhes Chron (2)
-
Bull Lake Glaciation (2)
-
Pinedale Glaciation (4)
-
-
-
Sierra Ladrones Formation (1)
-
Siwalik System (1)
-
Stone Age
-
Neolithic (2)
-
Paleolithic (1)
-
-
Tertiary
-
Arikaree Group (2)
-
Arikareean (1)
-
Asmari Formation (1)
-
Catahoula Formation (2)
-
Challis Volcanics (11)
-
Climax Porphyry (1)
-
Cypress Hills Formation (2)
-
Florissant Lake Beds (2)
-
John Day Formation (5)
-
lower Tertiary (14)
-
middle Tertiary (3)
-
Neogene
-
Bidahochi Formation (1)
-
Furnace Creek Formation (1)
-
Hemphillian (2)
-
Miocene
-
Aragonian (1)
-
Barstovian (3)
-
Barstow Formation (1)
-
Clarendonian (1)
-
Columbia River Basalt Group (20)
-
Ellensburg Formation (1)
-
Fleming Formation (1)
-
Grande Ronde Basalt (3)
-
lower Miocene
-
Aquitanian (2)
-
Burdigalian (1)
-
Hemingfordian (1)
-
Kasauli Series (1)
-
Saucesian (1)
-
-
middle Miocene
-
Langhian (1)
-
Serravallian (1)
-
-
Pebas Formation (1)
-
Puerto Madryn Formation (1)
-
Saddle Mountains Basalt (2)
-
Surma Group (3)
-
Temblor Formation (1)
-
Topopah Spring Member (1)
-
upper Miocene
-
Messinian (1)
-
Tortonian (2)
-
Turolian (1)
-
-
Vallesian (1)
-
Wanapum Basalt (1)
-
Wood Mountain Formation (1)
-
Yakima Basalt (1)
-
-
Ogallala Formation (3)
-
Pliocene
-
Cimmerian (1)
-
Dacian (1)
-
Gauss Chron (1)
-
lower Pliocene (5)
-
upper Pliocene (3)
-
-
Purisima Formation (1)
-
Ringold Formation (3)
-
Salt Lake Formation (2)
-
upper Neogene (1)
-
-
Paleogene
-
Barail Group (1)
-
Calvert Bluff Formation (1)
-
Chadron Formation (2)
-
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 (2)
-
Colton Formation (2)
-
Crescent Formation (1)
-
Flournoy Formation (1)
-
Green River Formation (11)
-
Lake Gosiute (4)
-
Lake Uinta (1)
-
lower Eocene
-
Aquia Formation (1)
-
Sparnacian (1)
-
Wasatchian (3)
-
Willwood Formation (13)
-
Wind River Formation (1)
-
Ypresian
-
London Clay (1)
-
-
-
middle Eocene
-
Aycross Formation (1)
-
Bartonian (1)
-
Claiborne Group (1)
-
Laney Shale Member (3)
-
Lutetian (4)
-
Tyee Formation (3)
-
-
Mirador Formation (1)
-
Narizian (1)
-
Ootsa Lake Group (1)
-
Subathu Formation (1)
-
Umpqua Formation (3)
-
upper Eocene
-
Chadronian (2)
-
Priabonian (2)
-
-
Wilkins Peak Member (1)
-
-
Flagstaff Formation (1)
-
Hanna Formation (10)
-
Imo Shale (1)
-
lower Paleogene (14)
-
Oligocene
-
Brule Formation (3)
-
Fish Canyon Tuff (1)
-
Frio Formation (3)
-
lower Oligocene
-
Rupelian (1)
-
-
upper Oligocene
-
Chattian (1)
-
-
Vicksburg Group (1)
-
-
Paleocene
-
Clayton Formation (1)
-
Lebo Member (2)
-
lower Paleocene
-
Danian (10)
-
K-T boundary (57)
-
Puercan (15)
-
Torrejonian (4)
-
-
Ludlow Member (5)
-
middle Paleocene (2)
-
Nacimiento Formation (4)
-
Nanafalia Formation (1)
-
Porters Creek Formation (1)
-
Ravenscrag Formation (9)
-
Tongue River Member (6)
-
Tullock Member (15)
-
upper Paleocene
-
Clarkforkian (1)
-
Thanetian (3)
-
Tiffanian (12)
-
-
-
Paleocene-Eocene Thermal Maximum (8)
-
Refugian (1)
-
Renova Formation (10)
-
upper Paleogene (2)
-
Wasatch Formation (12)
-
White River Group (8)
-
Wilcox Group (8)
-
Williamsburg Formation (1)
-
-
Shahejie Formation (6)
-
upper Tertiary (1)
-
-
upper Cenozoic (10)
-
-
Coal Measures (3)
-
Dalradian (2)
-
Lake Bonneville (6)
-
Laurentide ice sheet (12)
-
Mesozoic
-
Cretaceous
-
Bahariya Formation (1)
-
Blairmore Group (8)
-
Colorado Group (17)
-
Comanchean
-
Edwards Formation (1)
-
Paluxy Formation (1)
-
Rodessa Formation (1)
-
Travis Peak Formation (1)
-
-
Dakota Formation (12)
-
Gosau Formation (1)
-
Graneros Shale (1)
-
Hue Shale (1)
-
Lower Cretaceous
-
Agrio Formation (1)
-
Albian
-
lower Albian (1)
-
upper Albian (4)
-
-
Aptian
-
Shuaiba Formation (1)
-
-
Barremian (8)
-
Bear River Formation (4)
-
Berriasian (2)
-
Blackleaf Formation (5)
-
Bluesky Formation (1)
-
Burro Canyon Formation (4)
-
Cadomin Formation (6)
-
Cedar Mountain Formation (9)
-
Clearwater Formation (4)
-
Cloverly Formation (8)
-
Edwards Formation (1)
-
Fall River Formation (1)
-
Gething Formation (3)
-
Hauterivian (1)
-
Inyan Kara Group (1)
-
Kootenay Formation (1)
-
Lakota Formation (2)
-
Mannville Group (34)
-
McMurray Formation (14)
-
Missisauga Formation (1)
-
Mowry Shale (17)
-
Muddy Sandstone (9)
-
Newcastle Sandstone (3)
-
Paluxy Formation (1)
-
Rodessa Formation (1)
-
Skull Creek Shale (3)
-
Spirit River Formation (3)
-
Travis Peak Formation (1)
-
Valanginian (1)
-
Yingcheng Formation (1)
-
-
Mancos Shale (11)
-
Middle Cretaceous (26)
-
Nenjiang Formation (1)
-
Potomac Group (2)
-
Qingshankou Formation (1)
-
Queen Charlotte Group (1)
-
Upper Cretaceous
-
Almond Formation (3)
-
Bearpaw Formation (15)
-
Belle Fourche Shale (7)
-
Belly River Formation (16)
-
Blackhawk Formation (3)
-
Bridge Creek Limestone Member (2)
-
Campanian
-
Cerro del Pueblo Formation (1)
-
Dinosaur Park Formation (22)
-
lower Campanian (7)
-
upper Campanian (18)
-
-
Cardium Formation (14)
-
Carlile Shale (8)
-
Castlegate Sandstone (1)
-
Cenomanian
-
Dunvegan Formation (11)
-
lower Cenomanian (3)
-
upper Cenomanian (2)
-
-
Codell Sandstone Member (2)
-
Cody Shale (4)
-
Coniacian
-
lower Coniacian (1)
-
-
Demopolis Chalk (1)
-
Eagle Sandstone (6)
-
Edmonton Group (3)
-
Elkhorn Mountains Volcanics (3)
-
Eutaw Formation (2)
-
Ferron Sandstone Member (7)
-
Fort Hays Limestone Member (3)
-
Fox Hills Formation (14)
-
Frontier Formation (17)
-
Fruitland Formation (3)
-
Gammon Ferruginous Member (2)
-
Greenhorn Limestone (9)
-
Gulfian
-
Aguja Formation (6)
-
Austin Group (1)
-
Eagle Ford Formation (8)
-
Olmos Formation (1)
-
Prairie Bluff Chalk (1)
-
Woodbine Formation (4)
-
-
Harebell Formation (1)
-
Hell Creek Formation (47)
-
Hornbrook Formation (1)
-
Horseshoe Canyon Formation (15)
-
Javelina Formation (4)
-
Judith River Formation (18)
-
Kaiparowits Formation (4)
-
Kirtland Shale (1)
-
K-T boundary (57)
-
Lameta Formation (1)
-
Lance Formation (14)
-
Laramie Formation (4)
-
Lewis Shale (9)
-
Maestrichtian
-
lower Maestrichtian (8)
-
upper Maestrichtian (16)
-
-
Marilia Formation (1)
-
Marshalltown Formation (1)
-
Mesaverde Group (10)
-
Middendorf Formation (1)
-
Milk River Formation (13)
-
Montana Group (4)
-
Mooreville Chalk (2)
-
Moreno Formation (4)
-
Navesink Formation (2)
-
Neuquen Group (1)
-
Niobrara Formation (20)
-
Ojo Alamo Sandstone (4)
-
Oldman Formation (13)
-
Parkman Sandstone (1)
-
Pierre Shale (33)
-
Point Lookout Sandstone (1)
-
Prince Creek Formation (5)
-
Ripley Formation (1)
-
Rock Springs Formation (2)
-
Saint Mary River Formation (5)
-
Santonian (22)
-
Selma Group (1)
-
Senonian (92)
-
Shannon Sandstone Member (3)
-
Sharon Springs Member (3)
-
Smoky Hill Chalk Member (1)
-
Straight Cliffs Formation (8)
-
Sussex Sandstone Member (2)
-
Tropic Shale (1)
-
Tuolumne Intrusive Suite (1)
-
Turonian
-
lower Turonian (4)
-
middle Turonian (3)
-
upper Turonian (2)
-
-
Tuscaloosa Formation (2)
-
Two Medicine Formation (14)
-
Wahweap Formation (5)
-
Wall Creek Member (1)
-
Williams Fork Formation (3)
-
-
Viking Formation (10)
-
Whitemud Formation (3)
-
Yezo Group (1)
-
-
Franciscan Complex (1)
-
Glen Canyon Group (2)
-
Great Valley Sequence (4)
-
Jurassic
-
Arapien Shale (1)
-
Aztec Sandstone (1)
-
Bonanza Group (1)
-
Carmel Formation (3)
-
Clarens Formation (1)
-
Coast Range Ophiolite (1)
-
Fernie Formation (7)
-
Kingak Shale (1)
-
Ladner Group (1)
-
Lower Jurassic
-
Hettangian (1)
-
Laberge Group (2)
-
lower Liassic (1)
-
middle Liassic (1)
-
Nordegg Member (3)
-
Pliensbachian (4)
-
Sinemurian (2)
-
Toarcian (3)
-
-
Middle Jurassic
-
Aalenian (2)
-
Bajocian
-
Brent Group (3)
-
-
Bathonian (2)
-
Callovian (1)
-
Summerville Formation (2)
-
Todilto Formation (1)
-
Xishanyao Formation (2)
-
-
Oxford Clay (1)
-
San Rafael Group (1)
-
Smartville Complex (1)
-
Twin Creek Limestone (2)
-
Upper Jurassic
-
Arab Formation (1)
-
Bowser Lake Group (1)
-
Brushy Basin Member (4)
-
Entrada Sandstone (5)
-
Fulmar Formation (1)
-
Galice Formation (1)
-
Josephine Ophiolite (1)
-
Kimmeridge Clay (2)
-
Kimmeridgian
-
upper Kimmeridgian (1)
-
-
Morrison Formation (25)
-
Oxfordian (8)
-
Portlandian (1)
-
Salt Wash Sandstone Member (2)
-
Smackover Formation (4)
-
Stump Formation (2)
-
Sundance Formation (13)
-
Swift Formation (7)
-
Tithonian (4)
-
-
-
Kayenta Formation (1)
-
lower Mesozoic (6)
-
McHugh Complex (1)
-
Mist Mountain Formation (2)
-
Navajo Sandstone (8)
-
Newark Supergroup (1)
-
Nugget Sandstone (3)
-
Orocopia Schist (1)
-
Triassic
-
Chanares Formation (1)
-
Charlie Lake Formation (1)
-
Liard Formation (1)
-
Lower Triassic
-
Dinwoody Formation (5)
-
Olenekian (1)
-
Permian-Triassic boundary (15)
-
Scythian (1)
-
Smithian (3)
-
Spathian (1)
-
Thaynes Formation (2)
-
-
Middle Triassic
-
Anisian (1)
-
Doig Formation (4)
-
Ladinian (3)
-
Muschelkalk (1)
-
-
Moenkopi Formation (3)
-
Mole Granite (2)
-
Montney Formation (5)
-
Red Peak Formation (2)
-
Sherwood Sandstone (1)
-
Shublik Formation (1)
-
Upper Triassic
-
Baldonnel Formation (1)
-
Carnian
-
Ischigualasto Formation (1)
-
-
Chinle Formation (11)
-
Dockum Group (1)
-
Karmutsen Group (1)
-
Keuper (1)
-
Luning Formation (1)
-
Molteno Formation (1)
-
Norian (14)
-
Pardonet Formation (1)
-
Rhaetian (1)
-
Shinarump Member (2)
-
Stormberg Series (1)
-
Xujiahe Formation (2)
-
Yanchang Formation (3)
-
-
-
upper Mesozoic
-
Yixian Formation (1)
-
-
Vaca Muerta Formation (3)
-
Yanshanian (1)
-
-
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)
-
Lancara Formation (1)
-
Lower Cambrian
-
Gog Group (1)
-
Terreneuvian
-
Fortunian (1)
-
-
Yudoma Series (1)
-
-
Middle Cambrian
-
Burgess Shale (3)
-
Flathead Sandstone (4)
-
-
Pioche Shale (3)
-
Upper Cambrian
-
Dresbachian (1)
-
Furongian
-
Jiangshanian (1)
-
-
Mount Simon Sandstone (1)
-
Nopah Formation (1)
-
Orr Formation (1)
-
Pilgrim Formation (1)
-
Potsdam Sandstone (1)
-
Steptoean (5)
-
Wilberns Formation (2)
-
-
-
Carboniferous
-
Albert Formation (1)
-
Amsden Formation (4)
-
Avonian (1)
-
Benxi Formation (2)
-
Big Snowy Group (4)
-
Diamond Peak Formation (1)
-
Ely Limestone (1)
-
Lower Carboniferous
-
Asbian (2)
-
Dinantian (13)
-
-
Mississippian
-
Barnett Shale (3)
-
Bear Gulch Limestone Member (1)
-
Boone Formation (1)
-
Borden Group (2)
-
Charles Formation (7)
-
Lower Mississippian
-
Cuyahoga Formation (3)
-
Fort Payne Formation (2)
-
Joana Limestone (2)
-
Kinderhookian
-
Banff Formation (7)
-
-
Lake Valley Formation (4)
-
Lodgepole Formation (15)
-
Osagian
-
Burlington Limestone (1)
-
-
Tournaisian
-
upper Tournaisian (1)
-
-
-
Madison Group (34)
-
Middle Mississippian
-
Visean (9)
-
-
Mission Canyon Limestone (10)
-
Redwall Limestone (2)
-
Upper Mississippian
-
Chesterian
-
Golconda Formation (1)
-
Imo Formation (1)
-
-
Fayetteville Formation (1)
-
Greenbrier Limestone (1)
-
Hartselle Sandstone (1)
-
Heath Formation (4)
-
Meramecian
-
Saint Louis Limestone (1)
-
Sainte Genevieve Limestone (1)
-
-
Pennington Formation (1)
-
Pitkin Limestone (1)
-
Serpukhovian (5)
-
-
Windsor Group (1)
-
-
Namurian (1)
-
Pennsylvanian
-
Joggins Formation (1)
-
Lower Pennsylvanian
-
Bashkirian (3)
-
Morrowan (1)
-
-
Middle Pennsylvanian
-
Allegheny Group (1)
-
Atokan (1)
-
Carbondale Formation (1)
-
Desmoinesian (1)
-
Moscovian (6)
-
Paradox Formation (2)
-
-
Minturn Formation (5)
-
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
-
Westphalian (1)
-
-
-
Chattanooga Shale (2)
-
Cow Head Group (5)
-
Deadwood Formation (7)
-
Devonian
-
Beaverhill Lake Group (5)
-
Gile Mountain Formation (1)
-
Guilmette Formation (2)
-
Heemskirk Granite (3)
-
Keg River Formation (3)
-
Lower Devonian
-
Emsian (3)
-
Lochkovian (2)
-
Manlius Formation (1)
-
Pragian (2)
-
-
Middle Devonian
-
Eifelian (3)
-
Elk Point Group (2)
-
Givetian (5)
-
Marcellus Shale (5)
-
Prairie Evaporite (11)
-
Winnipegosis Formation (7)
-
-
Muth Quartzite (2)
-
Old Red Sandstone (2)
-
Ponta Grossa Formation (1)
-
Popovich Formation (1)
-
Slave Point Formation (2)
-
Swan Hills Formation (4)
-
Thirtyone Formation (1)
-
Traverse Group (1)
-
Upper Devonian
-
Birdbear Formation (2)
-
Brallier Shale (1)
-
Duperow Formation (2)
-
Famennian
-
upper Famennian (1)
-
Wabamun Group (7)
-
-
Frasnian
-
Leduc Formation (5)
-
upper Frasnian (1)
-
-
Grosmont Formation (5)
-
Jefferson Group (6)
-
Nisku Formation (8)
-
Ohio Shale (1)
-
Palliser Formation (4)
-
-
-
Dunkard Group (1)
-
Ellis Bay Formation (1)
-
Exshaw Formation (15)
-
Gemericum (1)
-
Lisburne Group (2)
-
lower Paleozoic
-
Conococheague Formation (1)
-
-
Maroon Formation (1)
-
middle Paleozoic (4)
-
Minnelusa Formation (4)
-
New Albany Shale (3)
-
Ordovician
-
Antelope Valley Limestone (1)
-
Ely Springs Dolomite (1)
-
Eureka Quartzite (3)
-
Lower Ordovician
-
Arenigian (1)
-
Beekmantown Group (1)
-
Ellenburger Group (2)
-
Fillmore Formation (1)
-
Ibexian (2)
-
Manitou Formation (1)
-
Saint George Group (1)
-
Tremadocian (3)
-
-
Meguma Group (1)
-
Middle Ordovician
-
Black River Group (1)
-
Chazy Group (1)
-
Saint Peter Sandstone (1)
-
Table Head Group (1)
-
Whiterockian (2)
-
Winnipeg Formation (4)
-
-
Montoya Group (2)
-
Pogonip Group (1)
-
Trenton Group (1)
-
Upper Ordovician
-
Ashgillian (3)
-
Bighorn Dolomite (7)
-
Caradocian (1)
-
Cincinnatian
-
Richmondian (2)
-
-
Fairview Formation (2)
-
Fernvale Formation (1)
-
Hirnantian (3)
-
Katian (6)
-
Kope Formation (2)
-
Maquoketa Formation (1)
-
Mohawkian (1)
-
Queenston Shale (1)
-
Red River Formation (19)
-
Reedsville Formation (1)
-
Whitewater Formation (2)
-
Yeoman Formation (5)
-
-
Utica Shale (1)
-
Vinini Formation (1)
-
-
Permian
-
Coconino Sandstone (1)
-
Cutler Formation (2)
-
Ecca Group (1)
-
Eskridge Shale (1)
-
Guadalupian
-
Capitan Formation (1)
-
Capitanian (5)
-
Grayburg Formation (1)
-
Roadian (2)
-
Wordian (2)
-
-
Kaibab Formation (4)
-
Khuff Formation (2)
-
Lower Permian
-
Abo Formation (1)
-
Barakar Stage (1)
-
Cisuralian
-
Artinskian (1)
-
Kungurian (5)
-
Sakmarian (1)
-
-
Leonardian
-
Clear Fork Group (2)
-
-
Opeche Shale (1)
-
Wolfcampian (6)
-
-
Lyons Sandstone (4)
-
Maokou Formation (1)
-
McCloud Limestone (1)
-
Meade Peak Member (5)
-
Middle Permian (6)
-
Newcastle Coal Measures (1)
-
Park City Formation (6)
-
Phosphoria Formation (15)
-
Retort Phosphatic Shale Member (1)
-
Rotliegendes (2)
-
Rustler Formation (1)
-
Stearns Shale (1)
-
Toroweap Formation (1)
-
Unayzah Formation (1)
-
Upper Permian
-
Lopingian
-
Changhsingian (1)
-
-
Permian-Triassic boundary (15)
-
Salado Formation (1)
-
Zechstein (2)
-
-
Yeso Formation (1)
-
-
Pilot Shale (2)
-
Ringerike Sandstone (1)
-
Sauk Sequence (4)
-
Silurian
-
Fusselman Dolomite (1)
-
Lockport Formation (2)
-
Lower Silurian
-
Grimsby Sandstone (1)
-
Llandovery
-
Interlake Formation (2)
-
Rhuddanian (2)
-
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)
-
-
Waterville Formation (1)
-
-
Supai Formation (2)
-
Taiyuan Formation (2)
-
Talchir Formation (1)
-
Tensleep Sandstone (7)
-
Tippecanoe Sequence (1)
-
upper Paleozoic
-
Antrim Shale (1)
-
Bakken Formation (36)
-
Copacabana Group (1)
-
Dwyka Formation (1)
-
Fountain Formation (2)
-
Kaskaskia Sequence (1)
-
Shanxi Formation (3)
-
Wood River Formation (1)
-
-
Weber Sandstone (3)
-
Woodford Shale (3)
-
-
Phanerozoic (39)
-
Precambrian
-
Adirondack Anorthosite (1)
-
Animikie Group (1)
-
Anshan Group (1)
-
Archean
-
Eoarchean (3)
-
J-M Reef (6)
-
Kromberg Formation (1)
-
Mesoarchean (9)
-
Napier Complex (1)
-
Neoarchean
-
Dharwar Supergroup (1)
-
-
Paleoarchean (8)
-
Singhbhum Granite (1)
-
Taihua Group (2)
-
Warrawoona Group (1)
-
-
Carrizo Mountain Formation (1)
-
Chuar Group (3)
-
Delhi Supergroup (3)
-
Gunflint Iron Formation (3)
-
Hadean (10)
-
Hazel Formation (1)
-
Kaladgi System (1)
-
Kingston Peak Formation (1)
-
Laramie anorthosite complex (1)
-
Lewisian Complex (1)
-
Noonday Dolomite (1)
-
Onverwacht Group (1)
-
Pahrump Series (1)
-
Prichard Formation (4)
-
Purcell System (15)
-
Sokoman Formation (2)
-
Spuhler Peak Formation (1)
-
Stillwater Complex (20)
-
Transvaal Supergroup (2)
-
Uinta Mountain Group (2)
-
Unkar Group (1)
-
upper Precambrian
-
Proterozoic
-
Bambui Group (1)
-
Banxi Group (1)
-
Damara System (3)
-
Huronian (1)
-
Keweenawan
-
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 (49)
-
Bonner Formation (1)
-
Calymmian (1)
-
Gawler Range Volcanics (1)
-
Helena Formation (2)
-
Helikian (3)
-
Laxfordian (1)
-
Missoula Group (4)
-
Newland Limestone (2)
-
Ravalli Group (3)
-
Revett Quartzite (4)
-
Roper Group (2)
-
Shuangqiaoshan Group (1)
-
Spokane Formation (1)
-
Wallace Formation (2)
-
-
Miette Group (2)
-
Neoproterozoic
-
Brioverian (1)
-
Cryogenian (2)
-
Dengying Formation (2)
-
Doushantuo Formation (4)
-
Ediacaran (23)
-
Horsethief Creek Group (1)
-
Riphean (1)
-
Sturtian (2)
-
Tonian (4)
-
Torridonian (2)
-
Vendian (7)
-
-
Paleoproterozoic
-
Aphebian
-
Hurwitz Group (1)
-
-
Dhanjori Group (2)
-
Rooiberg Group (1)
-
Rustenburg Layered Suite (8)
-
Statherian (1)
-
Urquhart Shale (1)
-
Virginia Formation (1)
-
-
Pocatello Formation (1)
-
Pretoria Group (1)
-
Roan Supergroup (1)
-
Sinian
-
Dengying Formation (2)
-
Doushantuo Formation (4)
-
Xiong'er Group (1)
-
-
Windermere System (3)
-
-
-
Vadito Group (1)
-
Ventersdorp Supergroup (2)
-
Waterberg System (1)
-
Witwatersrand Supergroup (1)
-
-
Rhenohercynian (1)
-
Vindhyan (3)
-
-
igneous rocks
-
agglutinates (1)
-
extrusive rocks (1)
-
igneous rocks
-
carbonatites (27)
-
feldspathoid rocks (7)
-
granophyre (4)
-
hypabyssal rocks (1)
-
kimberlite (20)
-
peperite (1)
-
picrite (4)
-
plutonic rocks
-
anorthosite (22)
-
diabase
-
tholeiitic dolerite (1)
-
-
diorites
-
ferrodiorite (1)
-
quartz diorites (7)
-
tonalite (9)
-
trondhjemite (3)
-
-
essexite (1)
-
gabbros
-
alkali gabbros
-
teschenite (1)
-
-
labradoritite (1)
-
microgabbro (1)
-
norite (20)
-
olivine gabbro (1)
-
troctolite (9)
-
-
granites
-
adamellite (1)
-
alkali granites (5)
-
aplite (2)
-
A-type granites (12)
-
biotite granite (1)
-
charnockite (4)
-
granite porphyry (8)
-
I-type granites (5)
-
leucogranite (11)
-
microgranite (2)
-
micropegmatite (1)
-
monzogranite (4)
-
S-type granites (3)
-
two-mica granite (2)
-
-
granodiorites
-
granodiorite porphyry (2)
-
-
ijolite (3)
-
lamproite (16)
-
lamprophyres
-
minette (6)
-
-
monzodiorite (5)
-
monzonites
-
mangerite (1)
-
-
pegmatite (46)
-
quartz monzonite (7)
-
syenites
-
albitite (1)
-
alkali syenites (4)
-
nepheline syenite
-
agpaite (1)
-
kakortokite (1)
-
lujavrite (1)
-
-
quartz syenite (2)
-
shonkinite (2)
-
syenite porphyry (1)
-
-
ultramafics
-
chromitite (46)
-
hornblendite (1)
-
olivinite (1)
-
peridotites
-
dunite (15)
-
garnet lherzolite (1)
-
garnet peridotite (1)
-
harzburgite (11)
-
lherzolite (10)
-
spinel lherzolite (1)
-
-
pyroxenite
-
clinopyroxenite (6)
-
garnet pyroxenite (1)
-
orthopyroxenite
-
bronzitite (1)
-
-
websterite (2)
-
-
-
-
porphyry
-
vitrophyre (2)
-
-
volcanic rocks
-
adakites (4)
-
andesites
-
andesite porphyry (1)
-
boninite (4)
-
-
basalts
-
alkali basalts
-
trachybasalts (3)
-
-
flood basalts (18)
-
mid-ocean ridge basalts (12)
-
ocean-island basalts (6)
-
shoshonite (2)
-
tholeiite (3)
-
tholeiitic basalt (4)
-
-
basanite (2)
-
benmoreite (1)
-
dacites (14)
-
glasses
-
obsidian (1)
-
perlite (1)
-
pitchstone (1)
-
volcanic glass (6)
-
-
komatiite (17)
-
latite (2)
-
melilitite (1)
-
nephelinite (2)
-
phonolites (10)
-
pyroclastics
-
ash-flow tuff (9)
-
ignimbrite (31)
-
pumice (6)
-
rhyolite tuff (4)
-
scoria (2)
-
tuff (43)
-
welded tuff (4)
-
-
rhyodacites (1)
-
rhyolites
-
comendite (1)
-
quartz porphyry (2)
-
-
trachyandesites
-
absarokite (1)
-
-
trachytes (8)
-
vitrophyre (2)
-
-
-
ophiolite (27)
-
volcanic ash (10)
-
wehrlite (5)
-
-
metamorphic rocks
-
K-bentonite (9)
-
metabentonite (2)
-
metamorphic rocks
-
amphibolites
-
orthoamphibolite (1)
-
-
cataclasites (6)
-
eclogite (6)
-
gneisses
-
biotite gneiss (1)
-
granite gneiss (4)
-
orthogneiss (11)
-
paragneiss (7)
-
tonalite gneiss (1)
-
-
granulites (14)
-
hornfels (5)
-
impactites (1)
-
lapis lazuli (1)
-
marbles (15)
-
metacarbonate rocks (3)
-
metaigneous rocks
-
metabasalt (5)
-
metabasite (6)
-
metadiabase (1)
-
metadiorite (1)
-
metagabbro (2)
-
metagranite (3)
-
metaperidotite (1)
-
metapyroxenite (1)
-
metarhyolite (1)
-
metatuff (1)
-
serpentinite (10)
-
-
metaplutonic rocks (2)
-
metasedimentary rocks
-
khondalite (2)
-
metaconglomerate (3)
-
metagraywacke (2)
-
metapelite (13)
-
metasandstone (1)
-
paragneiss (7)
-
shungite (1)
-
-
metasomatic rocks
-
greisen (10)
-
rodingite (1)
-
serpentinite (10)
-
skarn (36)
-
-
metavolcanic rocks (9)
-
migmatites
-
anatexite (2)
-
-
mylonites
-
ultramylonite (1)
-
-
phyllites (1)
-
phyllonites (1)
-
quartzites (32)
-
schists
-
blueschist (2)
-
chlorite schist (1)
-
greenschist (4)
-
greenstone (4)
-
tourmalinite (1)
-
-
slates (1)
-
-
ophiolite (27)
-
turbidite (14)
-
-
meteorites
-
meteorites
-
stony meteorites
-
achondrites
-
lunar meteorites (1)
-
-
chondrites
-
carbonaceous chondrites (1)
-
ordinary chondrites
-
H chondrites
-
Tieschitz Meteorite (1)
-
-
-
-
-
-
-
minerals
-
alloys
-
hedleyite (1)
-
-
amosite (1)
-
antimonides (3)
-
arsenates
-
scorodite (2)
-
-
arsenides
-
arsenopyrite (6)
-
cobaltite (2)
-
gersdorffite (2)
-
lollingite (1)
-
maucherite (1)
-
sperrylite (8)
-
-
arsenites (2)
-
bismuthides
-
michenerite (1)
-
-
borates (2)
-
carbonates
-
ankerite (3)
-
aragonite (4)
-
bastnaesite (3)
-
calcite (70)
-
cancrinite (2)
-
dolomite (40)
-
kutnohorite (1)
-
magnesian calcite (3)
-
magnesite (1)
-
malachite (1)
-
parisite (1)
-
rhodochrosite (4)
-
siderite (9)
-
sphaerosiderite (1)
-
-
copper minerals (3)
-
halides
-
bromides (1)
-
chlorides
-
eudialyte (1)
-
halite (8)
-
-
fluorides
-
bastnaesite (3)
-
clinohumite (2)
-
fluorite (9)
-
parisite (1)
-
topaz (2)
-
-
-
hydrates (2)
-
K-bentonite (9)
-
metabentonite (2)
-
minerals (15)
-
native elements
-
diamond (2)
-
fullerene (2)
-
graphite (11)
-
-
onyx (1)
-
organic minerals
-
amber (3)
-
-
oxalates (1)
-
oxides
-
aluminum oxides (2)
-
anatase (1)
-
baddeleyite (8)
-
brookite (1)
-
brucite (2)
-
cassiterite (2)
-
chrome spinel (14)
-
chromite (36)
-
corundum (12)
-
cryptomelane (1)
-
diaspore (2)
-
gibbsite (2)
-
goethite (7)
-
hausmannite (1)
-
hematite (14)
-
hercynite (3)
-
hollandite (2)
-
hydroxides
-
iron hydroxides (2)
-
oxyhydroxides (1)
-
-
ilmenite (8)
-
iron oxides (20)
-
limonite (2)
-
maghemite (2)
-
magnesium oxides (2)
-
magnetite (39)
-
manganese oxides (1)
-
niobates
-
aeschynite (1)
-
columbite (3)
-
loparite (1)
-
pyrochlore (1)
-
samarskite (1)
-
-
periclase (2)
-
perovskite (1)
-
pitchblende (1)
-
priderite (1)
-
rutile (15)
-
sapphire (9)
-
specularite (1)
-
spinel (16)
-
spinel group (6)
-
titanium oxides (4)
-
titanomagnetite (5)
-
uraninite (2)
-
wustite (1)
-
zirconolite (1)
-
-
phosphates
-
apatite (69)
-
autunite (1)
-
beraunite (1)
-
britholite (1)
-
chlorapatite (1)
-
fluorapatite (9)
-
francolite (2)
-
hinsdalite (1)
-
hydroxylapatite (1)
-
monazite (43)
-
plumbogummite (1)
-
rhabdophane (2)
-
rockbridgeite (1)
-
sarcopside (1)
-
strengite (2)
-
torbernite (2)
-
turquoise (2)
-
vivianite (2)
-
wavellite (1)
-
xenotime (14)
-
-
platinum minerals (35)
-
silicates
-
aluminosilicates (3)
-
asbestos (10)
-
borosilicates (2)
-
chain silicates
-
aenigmatite group
-
aenigmatite (1)
-
sapphirine (2)
-
-
amphibole group
-
clinoamphibole
-
actinolite (3)
-
arfvedsonite (4)
-
cummingtonite (1)
-
edenite (2)
-
hastingsite (3)
-
hornblende (29)
-
kaersutite (2)
-
magnesioriebeckite (1)
-
pargasite (1)
-
richterite (4)
-
tremolite (7)
-
tschermakite (1)
-
-
orthoamphibole
-
gedrite (2)
-
-
-
astrophyllite (1)
-
charoite (1)
-
pyroxene group
-
clinopyroxene
-
aegirine (8)
-
augite (3)
-
chrome diopside (2)
-
diopside (9)
-
fassaite (1)
-
hedenbergite (2)
-
jadeite (1)
-
spodumene
-
kunzite (1)
-
-
-
orthopyroxene
-
enstatite (1)
-
-
-
rhodonite group
-
rhodonite (1)
-
-
wollastonite group
-
wollastonite (2)
-
-
-
framework silicates
-
cancrinite (2)
-
feldspar group
-
alkali feldspar
-
adularia (6)
-
amazonite (1)
-
anorthoclase (2)
-
celsian (1)
-
hyalophane (2)
-
K-feldspar (14)
-
microcline (2)
-
sanidine (24)
-
-
barium feldspar
-
celsian (1)
-
hyalophane (2)
-
-
plagioclase
-
albite (6)
-
anorthite (1)
-
bytownite (1)
-
labradorite (1)
-
-
-
nepheline group
-
kalsilite (1)
-
nepheline (7)
-
-
pseudoleucite (2)
-
scapolite group
-
scapolite (1)
-
-
silica minerals
-
agate (2)
-
amethyst (2)
-
carnelian (2)
-
chalcedony (2)
-
chrysoprase (1)
-
coesite (2)
-
jasper (1)
-
moganite (1)
-
opal
-
opal-A (2)
-
opal-CT (1)
-
-
quartz
-
alpha quartz (1)
-
smoky quartz (2)
-
-
tridymite (1)
-
-
sodalite group
-
sodalite (3)
-
-
zeolite group
-
analcime (4)
-
chabazite (1)
-
clinoptilolite (1)
-
edingtonite (1)
-
erionite (2)
-
harmotome (1)
-
natrolite (1)
-
offretite (1)
-
-
-
iron silicates (1)
-
magnesian silicates (1)
-
neptunite (1)
-
orthosilicates
-
nesosilicates
-
andalusite (1)
-
britholite group
-
britholite (1)
-
-
clinohumite (2)
-
dumortierite (1)
-
garnet group
-
andradite (1)
-
grossular (1)
-
pyrope (1)
-
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kyanite (4)
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larnite (1)
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olivine group
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fayalite (1)
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forsterite (3)
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olivine (25)
-
-
phenakite group
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willemite (1)
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sillimanite (5)
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staurolite (4)
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titanite group
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titanite (17)
-
-
topaz (2)
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zircon group
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zircon (357)
-
-
-
sorosilicates
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bertrandite (1)
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chevkinite group
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chevkinite (5)
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perrierite (5)
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epidote group
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allanite (6)
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epidote (12)
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zoisite (3)
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ilvaite (1)
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lawsonite (1)
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melilite group
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gehlenite (2)
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melilite (1)
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pumpellyite group
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pumpellyite (1)
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thortveitite group
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thortveitite (1)
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yttrialite (1)
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vesuvianite (1)
-
-
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ring silicates
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beryl (1)
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cordierite (3)
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emerald (2)
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eudialyte (1)
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labuntsovite (1)
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milarite group (1)
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tourmaline group
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dravite (2)
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elbaite (1)
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foitite (4)
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schorl (5)
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uvite (1)
-
-
-
sheet silicates
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chlorite group
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chamosite (3)
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chlorite (22)
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clinochlore (2)
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cookeite (1)
-
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clay minerals
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beidellite (2)
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dickite (3)
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halloysite (1)
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kaolinite (31)
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metahalloysite (1)
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montmorillonite (7)
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saponite (1)
-
smectite (65)
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vermiculite (6)
-
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corrensite (1)
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cymrite (1)
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illite (78)
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margarite (1)
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mica group
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biotite (52)
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celadonite (1)
-
glauconite (5)
-
muscovite (28)
-
phengite (4)
-
phlogopite (17)
-
polylithionite (1)
-
-
palygorskite (1)
-
sericite (10)
-
serpentine group
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antigorite (1)
-
berthierine (1)
-
chrysotile (3)
-
lizardite (1)
-
serpentine (2)
-
-
talc (4)
-
-
-
sulfates
-
alum (1)
-
alunite (7)
-
anhydrite (18)
-
barite (11)
-
brochantite (1)
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celestine (1)
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coquimbite (1)
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gypsum (10)
-
hinsdalite (1)
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jarosite (4)
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schwertmannite (1)
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thenardite (1)
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voltaite (1)
-
-
sulfides
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acanthite (1)
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arsenopyrite (6)
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bornite (6)
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chalcocite (1)
-
chalcopyrite (23)
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cinnabar (1)
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cobaltite (2)
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cooperite (7)
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copper sulfides (8)
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cubanite (3)
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galena (1)
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gersdorffite (2)
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greigite (2)
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iron sulfides (4)
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joseite (1)
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laurite (13)
-
marcasite (1)
-
millerite (1)
-
molybdenite (21)
-
nickel sulfides (5)
-
pentlandite (15)
-
pyrite (44)
-
pyrrhotite (15)
-
sphalerite (8)
-
stannoidite (1)
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stibnite (5)
-
tetradymite (2)
-
troilite (4)
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violarite (1)
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zinc sulfides (1)
-
-
sulfosalts
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sulfantimonites
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polybasite (2)
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pyrargyrite (1)
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tetrahedrite (3)
-
-
sulfarsenates
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enargite (2)
-
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sulfarsenites
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pearceite (2)
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proustite (1)
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tennantite (3)
-
-
sulfogermanates
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canfieldite (1)
-
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sulfostannates
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canfieldite (1)
-
-
-
tellurides
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altaite (4)
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calaverite (1)
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hedleyite (1)
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hessite (4)
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joseite (1)
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sylvanite (2)
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tellurobismuthite (2)
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tetradymite (2)
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tungstates
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scheelite (6)
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wolframite (4)
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ultrabasite (1)
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uranium minerals (3)
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vanadates (3)
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wehrlite (5)
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Primary terms
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asbestos deposits (2)
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Asia
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-
Calabrian Arc (1)
-
-
Mediterranean Sea
-
East Mediterranean
-
Black Sea (1)
-
Ionian Sea (2)
-
-
West Mediterranean
-
Gulf of Lion (1)
-
Tyrrhenian Sea (1)
-
-
-
Mesozoic
-
Cretaceous
-
Bahariya Formation (1)
-
Blairmore Group (8)
-
Colorado Group (17)
-
Comanchean
-
Edwards Formation (1)
-
Paluxy Formation (1)
-
Rodessa Formation (1)
-
Travis Peak Formation (1)
-
-
Dakota Formation (12)
-
Gosau Formation (1)
-
Graneros Shale (1)
-
Hue Shale (1)
-
Lower Cretaceous
-
Agrio Formation (1)
-
Albian
-
lower Albian (1)
-
upper Albian (4)
-
-
Aptian
-
Shuaiba Formation (1)
-
-
Barremian (8)
-
Bear River Formation (4)
-
Berriasian (2)
-
Blackleaf Formation (5)
-
Bluesky Formation (1)
-
Burro Canyon Formation (4)
-
Cadomin Formation (6)
-
Cedar Mountain Formation (9)
-
Clearwater Formation (4)
-
Cloverly Formation (8)
-
Edwards Formation (1)
-
Fall River Formation (1)
-
Gething Formation (3)
-
Hauterivian (1)
-
Inyan Kara Group (1)
-
Kootenay Formation (1)
-
Lakota Formation (2)
-
Mannville Group (34)
-
McMurray Formation (14)
-
Missisauga Formation (1)
-
Mowry Shale (17)
-
Muddy Sandstone (9)
-
Newcastle Sandstone (3)
-
Paluxy Formation (1)
-
Rodessa Formation (1)
-
Skull Creek Shale (3)
-
Spirit River Formation (3)
-
Travis Peak Formation (1)
-
Valanginian (1)
-
Yingcheng Formation (1)
-
-
Mancos Shale (11)
-
Middle Cretaceous (26)
-
Nenjiang Formation (1)
-
Potomac Group (2)
-
Qingshankou Formation (1)
-
Queen Charlotte Group (1)
-
Upper Cretaceous
-
Almond Formation (3)
-
Bearpaw Formation (15)
-
Belle Fourche Shale (7)
-
Belly River Formation (16)
-
Blackhawk Formation (3)
-
Bridge Creek Limestone Member (2)
-
Campanian
-
Cerro del Pueblo Formation (1)
-
Dinosaur Park Formation (22)
-
lower Campanian (7)
-
upper Campanian (18)
-
-
Cardium Formation (14)
-
Carlile Shale (8)
-
Castlegate Sandstone (1)
-
Cenomanian
-
Dunvegan Formation (11)
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lower Cenomanian (3)
-
upper Cenomanian (2)
-
-
Codell Sandstone Member (2)
-
Cody Shale (4)
-
Coniacian
-
lower Coniacian (1)
-
-
Demopolis Chalk (1)
-
Eagle Sandstone (6)
-
Edmonton Group (3)
-
Elkhorn Mountains Volcanics (3)
-
Eutaw Formation (2)
-
Ferron Sandstone Member (7)
-
Fort Hays Limestone Member (3)
-
Fox Hills Formation (14)
-
Frontier Formation (17)
-
Fruitland Formation (3)
-
Gammon Ferruginous Member (2)
-
Greenhorn Limestone (9)
-
Gulfian
-
Aguja Formation (6)
-
Austin Group (1)
-
Eagle Ford Formation (8)
-
Olmos Formation (1)
-
Prairie Bluff Chalk (1)
-
Woodbine Formation (4)
-
-
Harebell Formation (1)
-
Hell Creek Formation (47)
-
Hornbrook Formation (1)
-
Horseshoe Canyon Formation (15)
-
Javelina Formation (4)
-
Judith River Formation (18)
-
Kaiparowits Formation (4)
-
Kirtland Shale (1)
-
K-T boundary (57)
-
Lameta Formation (1)
-
Lance Formation (14)
-
Laramie Formation (4)
-
Lewis Shale (9)
-
Maestrichtian
-
lower Maestrichtian (8)
-
upper Maestrichtian (16)
-
-
Marilia Formation (1)
-
Marshalltown Formation (1)
-
Mesaverde Group (10)
-
Middendorf Formation (1)
-
Milk River Formation (13)
-
Montana Group (4)
-
Mooreville Chalk (2)
-
Moreno Formation (4)
-
Navesink Formation (2)
-
Neuquen Group (1)
-
Niobrara Formation (20)
-
Ojo Alamo Sandstone (4)
-
Oldman Formation (13)
-
Parkman Sandstone (1)
-
Pierre Shale (33)
-
Point Lookout Sandstone (1)
-
Prince Creek Formation (5)
-
Ripley Formation (1)
-
Rock Springs Formation (2)
-
Saint Mary River Formation (5)
-
Santonian (22)
-
Selma Group (1)
-
Senonian (92)
-
Shannon Sandstone Member (3)
-
Sharon Springs Member (3)
-
Smoky Hill Chalk Member (1)
-
Straight Cliffs Formation (8)
-
Sussex Sandstone Member (2)
-
Tropic Shale (1)
-
Tuolumne Intrusive Suite (1)
-
Turonian
-
lower Turonian (4)
-
middle Turonian (3)
-
upper Turonian (2)
-
-
Tuscaloosa Formation (2)
-
Two Medicine Formation (14)
-
Wahweap Formation (5)
-
Wall Creek Member (1)
-
Williams Fork Formation (3)
-
-
Viking Formation (10)
-
Whitemud Formation (3)
-
Yezo Group (1)
-
-
Franciscan Complex (1)
-
Glen Canyon Group (2)
-
Great Valley Sequence (4)
-
Jurassic
-
Arapien Shale (1)
-
Aztec Sandstone (1)
-
Bonanza Group (1)
-
Carmel Formation (3)
-
Clarens Formation (1)
-
Coast Range Ophiolite (1)
-
Fernie Formation (7)
-
Kingak Shale (1)
-
Ladner Group (1)
-
Lower Jurassic
-
Hettangian (1)
-
Laberge Group (2)
-
lower Liassic (1)
-
middle Liassic (1)
-
Nordegg Member (3)
-
Pliensbachian (4)
-
Sinemurian (2)
-
Toarcian (3)
-
-
Middle Jurassic
-
Aalenian (2)
-
Bajocian
-
Brent Group (3)
-
-
Bathonian (2)
-
Callovian (1)
-
Summerville Formation (2)
-
Todilto Formation (1)
-
Xishanyao Formation (2)
-
-
Oxford Clay (1)
-
San Rafael Group (1)
-
Smartville Complex (1)
-
Twin Creek Limestone (2)
-
Upper Jurassic
-
Arab Formation (1)
-
Bowser Lake Group (1)
-
Brushy Basin Member (4)
-
Entrada Sandstone (5)
-
Fulmar Formation (1)
-
Galice Formation (1)
-
Josephine Ophiolite (1)
-
Kimmeridge Clay (2)
-
Kimmeridgian
-
upper Kimmeridgian (1)
-
-
Morrison Formation (25)
-
Oxfordian (8)
-
Portlandian (1)
-
Salt Wash Sandstone Member (2)
-
Smackover Formation (4)
-
Stump Formation (2)
-
Sundance Formation (13)
-
Swift Formation (7)
-
Tithonian (4)
-
-
-
Kayenta Formation (1)
-
lower Mesozoic (6)
-
McHugh Complex (1)
-
Mist Mountain Formation (2)
-
Navajo Sandstone (8)
-
Newark Supergroup (1)
-
Nugget Sandstone (3)
-
Orocopia Schist (1)
-
Triassic
-
Chanares Formation (1)
-
Charlie Lake Formation (1)
-
Liard Formation (1)
-
Lower Triassic
-
Dinwoody Formation (5)
-
Olenekian (1)
-
Permian-Triassic boundary (15)
-
Scythian (1)
-
Smithian (3)
-
Spathian (1)
-
Thaynes Formation (2)
-
-
Middle Triassic
-
Anisian (1)
-
Doig Formation (4)
-
Ladinian (3)
-
Muschelkalk (1)
-
-
Moenkopi Formation (3)
-
Mole Granite (2)
-
Montney Formation (5)
-
Red Peak Formation (2)
-
Sherwood Sandstone (1)
-
Shublik Formation (1)
-
Upper Triassic
-
Baldonnel Formation (1)
-
Carnian
-
Ischigualasto Formation (1)
-
-
Chinle Formation (11)
-
Dockum Group (1)
-
Karmutsen Group (1)
-
Keuper (1)
-
Luning Formation (1)
-
Molteno Formation (1)
-
Norian (14)
-
Pardonet Formation (1)
-
Rhaetian (1)
-
Shinarump Member (2)
-
Stormberg Series (1)
-
Xujiahe Formation (2)
-
Yanchang Formation (3)
-
-
-
upper Mesozoic
-
Yixian Formation (1)
-
-
Vaca Muerta Formation (3)
-
Yanshanian (1)
-
-
metal ores
-
aluminum ores (2)
-
antimony ores (5)
-
arsenic ores (6)
-
base metals (34)
-
beryllium ores (5)
-
bismuth ores (5)
-
chromite ores (32)
-
cobalt ores (19)
-
copper ores (228)
-
gold ores (172)
-
IOCG deposits (4)
-
iridium ores (3)
-
iron ores (19)
-
lead ores (43)
-
lead-zinc deposits (32)
-
lithium ores (1)
-
magnesium ores (2)
-
manganese ores (2)
-
mercury ores (3)
-
molybdenum ores (77)
-
nickel ores (58)
-
niobium ores (2)
-
osmium ores (3)
-
palladium ores (19)
-
platinum ores (107)
-
polymetallic ores (19)
-
pyrite ores (1)
-
rare earth deposits (17)
-
rhenium ores (1)
-
rhodium ores (1)
-
ruthenium ores (3)
-
silver ores (58)
-
strontium ores (1)
-
tantalum ores (1)
-
tellurium ores (3)
-
thorium ores (1)
-
tin ores (14)
-
titanium ores (1)
-
tungsten ores (23)
-
uranium ores (30)
-
vanadium ores (2)
-
zinc ores (50)
-
-
metals
-
actinides
-
protactinium (1)
-
thorium
-
Th-232 (1)
-
-
uranium
-
U-238/Pb-204 (1)
-
U-238/Pb-206 (1)
-
U-238/U-234 (1)
-
-
-
alkali metals
-
cesium
-
Cs-137 (2)
-
-
lithium
-
Li-7/Li-6 (3)
-
-
potassium (14)
-
rubidium
-
Rb-87/Sr-86 (1)
-
-
sodium (13)
-
-
alkaline earth metals
-
barium (16)
-
beryllium
-
Be-10 (18)
-
Be-10/Be-9 (2)
-
Be-7 (1)
-
-
calcium
-
Ca-44/Ca-40 (1)
-
Sr/Ca (2)
-
-
magnesium (18)
-
strontium
-
Rb-87/Sr-86 (1)
-
Sr/Ca (2)
-
Sr-87/Sr-86 (101)
-
-
-
aluminum
-
Al-26 (4)
-
-
antimony (5)
-
arsenic (15)
-
bismuth (3)
-
cadmium (3)
-
chromium (7)
-
cobalt (4)
-
copper (19)
-
gallium (5)
-
germanium (4)
-
gold (23)
-
hafnium
-
Hf-177/Hf-176 (34)
-
-
indium (3)
-
iron
-
Fe-56/Fe-54 (1)
-
ferric iron (4)
-
ferrous iron (4)
-
-
lead
-
Pb-206/Pb-204 (36)
-
Pb-207/Pb-204 (28)
-
Pb-207/Pb-206 (8)
-
Pb-208/Pb-204 (23)
-
Pb-208/Pb-206 (1)
-
Pb-210 (1)
-
U-238/Pb-204 (1)
-
U-238/Pb-206 (1)
-
-
manganese (9)
-
mercury (5)
-
molybdenum (6)
-
nickel (14)
-
niobium (5)
-
platinum group
-
iridium (9)
-
iridium ores (3)
-
osmium
-
Os-188/Os-187 (14)
-
Re-187/Os-188 (5)
-
-
osmium ores (3)
-
palladium (23)
-
palladium ores (19)
-
platinum (18)
-
platinum ores (107)
-
rhodium (2)
-
rhodium ores (1)
-
ruthenium (6)
-
ruthenium ores (3)
-
-
precious metals (20)
-
rare earths
-
cerium (7)
-
europium (9)
-
lanthanum (4)
-
lutetium (3)
-
neodymium
-
Nd-144/Nd-143 (63)
-
Sm-147/Nd-144 (11)
-
-
samarium
-
Sm-147/Nd-144 (11)
-
-
scandium (5)
-
ytterbium (4)
-
yttrium (13)
-
-
rhenium
-
Re-187/Os-188 (5)
-
-
silver (8)
-
tantalum (3)
-
technetium
-
Tc-99 (1)
-
-
tin (5)
-
titanium (15)
-
tungsten (5)
-
vanadium (6)
-
zinc (8)
-
zirconium (9)
-
-
metamorphic rocks
-
amphibolites
-
orthoamphibolite (1)
-
-
cataclasites (6)
-
eclogite (6)
-
gneisses
-
biotite gneiss (1)
-
granite gneiss (4)
-
orthogneiss (11)
-
paragneiss (7)
-
tonalite gneiss (1)
-
-
granulites (14)
-
hornfels (5)
-
impactites (1)
-
lapis lazuli (1)
-
marbles (15)
-
metacarbonate rocks (3)
-
metaigneous rocks
-
metabasalt (5)
-
metabasite (6)
-
metadiabase (1)
-
metadiorite (1)
-
metagabbro (2)
-
metagranite (3)
-
metaperidotite (1)
-
metapyroxenite (1)
-
metarhyolite (1)
-
metatuff (1)
-
serpentinite (10)
-
-
metaplutonic rocks (2)
-
metasedimentary rocks
-
khondalite (2)
-
metaconglomerate (3)
-
metagraywacke (2)
-
metapelite (13)
-
metasandstone (1)
-
paragneiss (7)
-
shungite (1)
-
-
metasomatic rocks
-
greisen (10)
-
rodingite (1)
-
serpentinite (10)
-
skarn (36)
-
-
metavolcanic rocks (9)
-
migmatites
-
anatexite (2)
-
-
mylonites
-
ultramylonite (1)
-
-
phyllites (1)
-
phyllonites (1)
-
quartzites (32)
-
schists
-
blueschist (2)
-
chlorite schist (1)
-
greenschist (4)
-
greenstone (4)
-
tourmalinite (1)
-
-
slates (1)
-
-
metamorphism (177)
-
metasomatism (220)
-
meteorites
-
stony meteorites
-
achondrites
-
lunar meteorites (1)
-
-
chondrites
-
carbonaceous chondrites (1)
-
ordinary chondrites
-
H chondrites
-
Tieschitz Meteorite (1)
-
-
-
-
-
-
meteorology (2)
-
Mexico
-
Baja California (3)
-
Baja California Mexico (2)
-
Chiapas Mexico (1)
-
Chihuahua Mexico (2)
-
Coahuila Mexico (2)
-
Durango Mexico (1)
-
Guerrero Mexico (1)
-
Guerrero Terrane (1)
-
Hidalgo Mexico
-
Pachuca Mexico (1)
-
-
La Popa Basin (3)
-
Mexico state
-
Nevado de Toluca (1)
-
-
Michoacan Mexico (1)
-
Moctezuma Mexico (1)
-
Nuevo Leon Mexico (2)
-
Oaxaca Mexico (3)
-
Puebla Mexico (1)
-
Queretaro Mexico (1)
-
Sabinas Basin (1)
-
San Luis Potosi Mexico (1)
-
Sierra Madre Occidental (2)
-
Sierra Madre Oriental (4)
-
Sonora Mexico
-
La Caridad Mine (2)
-
-
Trans-Mexican volcanic belt (4)
-
Veracruz Mexico (1)
-
Yucatan Mexico (2)
-
Zacatecas Mexico (1)
-
-
micropaleontology (2)
-
mineral deposits, genesis (343)
-
mineral exploration (139)
-
mineral resources (13)
-
mineralogy (17)
-
minerals (15)
-
mining geology (15)
-
Mohorovicic discontinuity (20)
-
Moon (5)
-
mud volcanoes (2)
-
museums (6)
-
nitrogen
-
N-15/N-14 (1)
-
-
noble gases
-
argon
-
Ar-36 (2)
-
Ar-40 (1)
-
Ar-40/Ar-36 (3)
-
Ar-40/Ar-39 (5)
-
-
helium
-
He-3 (1)
-
He-4 (1)
-
He-4/He-3 (6)
-
-
krypton
-
Kr-84 (1)
-
-
neon (2)
-
radon (3)
-
xenon
-
Xe-136/Xe-130 (1)
-
-
-
nodules (2)
-
nonmetal deposits (4)
-
North America
-
Appalachian Basin (13)
-
Appalachians
-
Appalachian Plateau (2)
-
Blue Ridge Mountains (2)
-
Blue Ridge Province (2)
-
Central Appalachians (3)
-
Northern Appalachians (2)
-
Piedmont (4)
-
Southern Appalachians (10)
-
Valley and Ridge Province (7)
-
-
Basin and Range Province
-
Great Basin (32)
-
-
Belt Basin (10)
-
Canadian Shield
-
Churchill Province
-
Cape Smith fold belt (3)
-
Hearne Province (10)
-
Rae Province (1)
-
Snowbird tectonic zone (1)
-
-
Flin Flon Belt (3)
-
Grenville Province
-
Central Metasedimentary Belt (3)
-
-
Nain Province (1)
-
Slave Province (4)
-
Superior Province
-
Abitibi Belt (6)
-
Uchi Subprovince (1)
-
Wabigoon Belt (3)
-
-
Taltson magmatic zone (1)
-
-
Champlain Valley (1)
-
Coast plutonic complex (2)
-
Dakota Aquifer (1)
-
Denali Fault (3)
-
Disturbed Belt (6)
-
Glacier National Park (10)
-
Great Lakes
-
Lake Erie (1)
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Lake Huron (1)
-
Lake Michigan (1)
-
Lake Superior (2)
-
-
Great Lakes region (2)
-
Great Plains
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Northern Great Plains (22)
-
-
Grenville Front (1)
-
Gulf Coastal Plain (28)
-
Hueco Bolson (3)
-
Intermontane Belt (5)
-
Keweenawan Rift (3)
-
Kootenay Arc (3)
-
Lake of the Woods (1)
-
Lake Superior region (1)
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Michigan Basin (7)
-
Mississippi River basin (3)
-
Missouri River basin (1)
-
Niagara Escarpment (1)
-
Niagara Falls (1)
-
North American Cordillera
-
Canadian Cordillera (62)
-
-
North American Craton (8)
-
Okanagan Valley (1)
-
Okanogan Range (1)
-
Omineca Belt (11)
-
Pedregosa Basin (2)
-
Peninsular Ranges Batholith (1)
-
Purcell Mountains (8)
-
Rio Grande Rift (15)
-
Rocky Mountain Trench (4)
-
Rocky Mountains
-
Canadian Rocky Mountains (36)
-
Central Rocky Mountains (5)
-
Northern Rocky Mountains (36)
-
Southern Rocky Mountains (18)
-
U. S. Rocky Mountains
-
Absaroka Range
-
Beartooth Mountains (20)
-
-
Bighorn Mountains (24)
-
Bitterroot Range
-
Beaverhead Mountains (6)
-
-
Bridger Range (5)
-
Flint Creek Range (2)
-
Gravelly Range (1)
-
Laramie Mountains (8)
-
Little Belt Mountains (2)
-
Medicine Bow Mountains (3)
-
Owl Creek Mountains (9)
-
San Juan Mountains (7)
-
Sangre de Cristo Mountains (8)
-
Sawatch Range (3)
-
Spanish Peaks (2)
-
Tendoy Range (1)
-
Tobacco Root Mountains (6)
-
Uinta Mountains (13)
-
Wasatch Range (7)
-
Wet Mountains (2)
-
Wind River Range (13)
-
-
-
Rocky Mountains foreland (13)
-
Saint Lawrence Lowlands (1)
-
Saint Lawrence River (1)
-
Shuswap Complex (2)
-
Skagit Valley (1)
-
Slide Mountain Terrane (1)
-
Sonoran Desert (1)
-
Sweetgrass Arch (16)
-
Tintina Fault (2)
-
Transcontinental Arch (6)
-
Western Canada Sedimentary Basin (52)
-
Western Interior
-
Western Interior Seaway (51)
-
-
Western Overthrust Belt (13)
-
Williston Basin (135)
-
Yakutat Terrane (2)
-
Yukon-Tanana Terrane (8)
-
Yukon-Tanana Upland (1)
-
-
Northern Hemisphere (1)
-
nuclear facilities (1)
-
ocean basins (7)
-
ocean circulation (2)
-
Ocean Drilling Program
-
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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ODP Site 911 (1)
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ODP Site 913 (1)
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-
Leg 171B
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ODP Site 1049 (1)
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-
Leg 174AX
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Fort Mott Site (2)
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Medford 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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ODP Site 1212 (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 (2)
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ODP Site 1263 (1)
-
-
ODP Site 735 (1)
-
-
ocean floors (13)
-
ocean waves (2)
-
Oceania
-
Melanesia
-
Fiji
-
Viti Levu
-
Tavua Fiji (1)
-
-
-
New Caledonia (2)
-
Vanuatu (1)
-
-
Polynesia
-
Hawaii
-
Hawaii County Hawaii
-
Hawaii Island
-
Hilo Hawaii (2)
-
Hualalai (1)
-
Kilauea (4)
-
Kohala (1)
-
Mauna Kea (2)
-
-
-
Honolulu County Hawaii
-
Oahu
-
Honolulu Hawaii (2)
-
-
-
Maui County Hawaii
-
Maui
-
Haleakala (1)
-
-
-
Mauna Loa (3)
-
-
-
-
oceanography (2)
-
oil and gas fields (152)
-
orogeny (198)
-
oxygen
-
O-18 (2)
-
O-18/O-16 (224)
-
-
Pacific Coast (7)
-
Pacific Ocean
-
East Pacific
-
East Pacific Rise (1)
-
Northeast Pacific
-
Cascadia Basin (1)
-
Guatemala Basin (1)
-
Juan de Fuca Ridge (1)
-
Mendocino fracture zone (1)
-
-
Panama Basin (1)
-
Peru-Chile Trench (1)
-
Southeast Pacific
-
Nazca Ridge (1)
-
-
-
Equatorial Pacific (1)
-
North Pacific
-
Northeast Pacific
-
Cascadia Basin (1)
-
Guatemala Basin (1)
-
Juan de Fuca Ridge (1)
-
Mendocino fracture zone (1)
-
-
Northwest Pacific
-
Nankai Trough (1)
-
Shatsky Rise (5)
-
South China Sea
-
Malay Basin (1)
-
Yinggehai Basin (2)
-
Zhujiangkou Basin (2)
-
-
Yellow Sea
-
Bohai Sea
-
Bohai Bay (7)
-
-
-
-
-
Pacific Basin (1)
-
South Pacific
-
Southeast Pacific
-
Nazca Ridge (1)
-
-
Southwest Pacific
-
Coral Sea
-
Great Barrier Reef (1)
-
Marion Plateau (1)
-
-
Hikurangi Trough (1)
-
-
-
West Pacific
-
Northwest Pacific
-
Nankai Trough (1)
-
Shatsky Rise (5)
-
South China Sea
-
Malay Basin (1)
-
Yinggehai Basin (2)
-
Zhujiangkou Basin (2)
-
-
Yellow Sea
-
Bohai Sea
-
Bohai Bay (7)
-
-
-
-
Southwest Pacific
-
Coral Sea
-
Great Barrier Reef (1)
-
Marion Plateau (1)
-
-
Hikurangi Trough (1)
-
-
-
-
Pacific region (1)
-
paleobotany (8)
-
paleoclimatology (212)
-
paleoecology (250)
-
paleogeography (384)
-
paleomagnetism (114)
-
paleontology (73)
-
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)
-
Lancara Formation (1)
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Lower Cambrian
-
Gog Group (1)
-
Terreneuvian
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Fortunian (1)
-
-
Yudoma Series (1)
-
-
Middle Cambrian
-
Burgess Shale (3)
-
Flathead Sandstone (4)
-
-
Pioche Shale (3)
-
Upper Cambrian
-
Dresbachian (1)
-
Furongian
-
Jiangshanian (1)
-
-
Mount Simon Sandstone (1)
-
Nopah Formation (1)
-
Orr Formation (1)
-
Pilgrim Formation (1)
-
Potsdam Sandstone (1)
-
Steptoean (5)
-
Wilberns Formation (2)
-
-
-
Carboniferous
-
Albert Formation (1)
-
Amsden Formation (4)
-
Avonian (1)
-
Benxi Formation (2)
-
Big Snowy Group (4)
-
Diamond Peak Formation (1)
-
Ely Limestone (1)
-
Lower Carboniferous
-
Asbian (2)
-
Dinantian (13)
-
-
Mississippian
-
Barnett Shale (3)
-
Bear Gulch Limestone Member (1)
-
Boone Formation (1)
-
Borden Group (2)
-
Charles Formation (7)
-
Lower Mississippian
-
Cuyahoga Formation (3)
-
Fort Payne Formation (2)
-
Joana Limestone (2)
-
Kinderhookian
-
Banff Formation (7)
-
-
Lake Valley Formation (4)
-
Lodgepole Formation (15)
-
Osagian
-
Burlington Limestone (1)
-
-
Tournaisian
-
upper Tournaisian (1)
-
-
-
Madison Group (34)
-
Middle Mississippian
-
Visean (9)
-
-
Mission Canyon Limestone (10)
-
Redwall Limestone (2)
-
Upper Mississippian
-
Chesterian
-
Golconda Formation (1)
-
Imo Formation (1)
-
-
Fayetteville Formation (1)
-
Greenbrier Limestone (1)
-
Hartselle Sandstone (1)
-
Heath Formation (4)
-
Meramecian
-
Saint Louis Limestone (1)
-
Sainte Genevieve Limestone (1)
-
-
Pennington Formation (1)
-
Pitkin Limestone (1)
-
Serpukhovian (5)
-
-
Windsor Group (1)
-
-
Namurian (1)
-
Pennsylvanian
-
Joggins Formation (1)
-
Lower Pennsylvanian
-
Bashkirian (3)
-
Morrowan (1)
-
-
Middle Pennsylvanian
-
Allegheny Group (1)
-
Atokan (1)
-
Carbondale Formation (1)
-
Desmoinesian (1)
-
Moscovian (6)
-
Paradox Formation (2)
-
-
Minturn Formation (5)
-
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
-
Westphalian (1)
-
-
-
Chattanooga Shale (2)
-
Cow Head Group (5)
-
Deadwood Formation (7)
-
Devonian
-
Beaverhill Lake Group (5)
-
Gile Mountain Formation (1)
-
Guilmette Formation (2)
-
Heemskirk Granite (3)
-
Keg River Formation (3)
-
Lower Devonian
-
Emsian (3)
-
Lochkovian (2)
-
Manlius Formation (1)
-
Pragian (2)
-
-
Middle Devonian
-
Eifelian (3)
-
Elk Point Group (2)
-
Givetian (5)
-
Marcellus Shale (5)
-
Prairie Evaporite (11)
-
Winnipegosis Formation (7)
-
-
Muth Quartzite (2)
-
Old Red Sandstone (2)
-
Ponta Grossa Formation (1)
-
Popovich Formation (1)
-
Slave Point Formation (2)
-
Swan Hills Formation (4)
-
Thirtyone Formation (1)
-
Traverse Group (1)
-
Upper Devonian
-
Birdbear Formation (2)
-
Brallier Shale (1)
-
Duperow Formation (2)
-
Famennian
-
upper Famennian (1)
-
Wabamun Group (7)
-
-
Frasnian
-
Leduc Formation (5)
-
upper Frasnian (1)
-
-
Grosmont Formation (5)
-
Jefferson Group (6)
-
Nisku Formation (8)
-
Ohio Shale (1)
-
Palliser Formation (4)
-
-
-
Dunkard Group (1)
-
Ellis Bay Formation (1)
-
Exshaw Formation (15)
-
Gemericum (1)
-
Lisburne Group (2)
-
lower Paleozoic
-
Conococheague Formation (1)
-
-
Maroon Formation (1)
-
middle Paleozoic (4)
-
Minnelusa Formation (4)
-
New Albany Shale (3)
-
Ordovician
-
Antelope Valley Limestone (1)
-
Ely Springs Dolomite (1)
-
Eureka Quartzite (3)
-
Lower Ordovician
-
Arenigian (1)
-
Beekmantown Group (1)
-
Ellenburger Group (2)
-
Fillmore Formation (1)
-
Ibexian (2)
-
Manitou Formation (1)
-
Saint George Group (1)
-
Tremadocian (3)
-
-
Meguma Group (1)
-
Middle Ordovician
-
Black River Group (1)
-
Chazy Group (1)
-
Saint Peter Sandstone (1)
-
Table Head Group (1)
-
Whiterockian (2)
-
Winnipeg Formation (4)
-
-
Montoya Group (2)
-
Pogonip Group (1)
-
Trenton Group (1)
-
Upper Ordovician
-
Ashgillian (3)
-
Bighorn Dolomite (7)
-
Caradocian (1)
-
Cincinnatian
-
Richmondian (2)
-
-
Fairview Formation (2)
-
Fernvale Formation (1)
-
Hirnantian (3)
-
Katian (6)
-
Kope Formation (2)
-
Maquoketa Formation (1)
-
Mohawkian (1)
-
Queenston Shale (1)
-
Red River Formation (19)
-
Reedsville Formation (1)
-
Whitewater Formation (2)
-
Yeoman Formation (5)
-
-
Utica Shale (1)
-
Vinini Formation (1)
-
-
Permian
-
Coconino Sandstone (1)
-
Cutler Formation (2)
-
Ecca Group (1)
-
Eskridge Shale (1)
-
Guadalupian
-
Capitan Formation (1)
-
Capitanian (5)
-
Grayburg Formation (1)
-
Roadian (2)
-
Wordian (2)
-
-
Kaibab Formation (4)
-
Khuff Formation (2)
-
Lower Permian
-
Abo Formation (1)
-
Barakar Stage (1)
-
Cisuralian
-
Artinskian (1)
-
Kungurian (5)
-
Sakmarian (1)
-
-
Leonardian
-
Clear Fork Group (2)
-
-
Opeche Shale (1)
-
Wolfcampian (6)
-
-
Lyons Sandstone (4)
-
Maokou Formation (1)
-
McCloud Limestone (1)
-
Meade Peak Member (5)
-
Middle Permian (6)
-
Newcastle Coal Measures (1)
-
Park City Formation (6)
-
Phosphoria Formation (15)
-
Retort Phosphatic Shale Member (1)
-
Rotliegendes (2)
-
Rustler Formation (1)
-
Stearns Shale (1)
-
Toroweap Formation (1)
-
Unayzah Formation (1)
-
Upper Permian
-
Lopingian
-
Changhsingian (1)
-
-
Permian-Triassic boundary (15)
-
Salado Formation (1)
-
Zechstein (2)
-
-
Yeso Formation (1)
-
-
Pilot Shale (2)
-
Ringerike Sandstone (1)
-
Sauk Sequence (4)
-
Silurian
-
Fusselman Dolomite (1)
-
Lockport Formation (2)
-
Lower Silurian
-
Grimsby Sandstone (1)
-
Llandovery
-
Interlake Formation (2)
-
Rhuddanian (2)
-
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)
-
-
Waterville Formation (1)
-
-
Supai Formation (2)
-
Taiyuan Formation (2)
-
Talchir Formation (1)
-
Tensleep Sandstone (7)
-
Tippecanoe Sequence (1)
-
upper Paleozoic
-
Antrim Shale (1)
-
Bakken Formation (36)
-
Copacabana Group (1)
-
Dwyka Formation (1)
-
Fountain Formation (2)
-
Kaskaskia Sequence (1)
-
Shanxi Formation (3)
-
Wood River Formation (1)
-
-
Weber Sandstone (3)
-
Woodford Shale (3)
-
-
palynology (2)
-
palynomorphs
-
acritarchs (13)
-
Chitinozoa (1)
-
Dinoflagellata
-
Deflandrea (1)
-
-
megaspores (2)
-
miospores
-
Classopollis (1)
-
pollen (66)
-
-
-
paragenesis (110)
-
permafrost (1)
-
petroleum
-
natural gas
-
coalbed methane (22)
-
shale gas (8)
-
-
shale oil (8)
-
-
petrology (114)
-
Phanerozoic (39)
-
phase equilibria (44)
-
phosphate deposits (5)
-
phosphorus (8)
-
placers
-
beach placers (1)
-
stream placers (3)
-
-
Plantae
-
algae
-
calcareous algae (1)
-
Chlorophyta
-
Charophyta (4)
-
Chlorophyceae
-
Codiaceae
-
Halimeda (1)
-
-
Dasycladaceae (2)
-
-
Tasmanites (2)
-
-
Coccolithophoraceae (1)
-
diatoms (5)
-
nannofossils (8)
-
-
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)
-
-
Monocotyledoneae
-
Gramineae (1)
-
-
-
Gymnospermae
-
Bennettitales (1)
-
Coniferales
-
Araucariaceae (1)
-
Cupressaceae (1)
-
Picea (1)
-
Pinaceae
-
Pinus (2)
-
-
Taxodiaceae (1)
-
Taxodium (1)
-
Tsuga (1)
-
-
Cycadales (2)
-
Ginkgoales
-
Ginkgo (2)
-
-
Glossopteridales
-
Gangamopteris (1)
-
-
Pteridospermae (1)
-
-
-
-
plate tectonics (265)
-
pollution (50)
-
potash (4)
-
Precambrian
-
Adirondack Anorthosite (1)
-
Animikie Group (1)
-
Anshan Group (1)
-
Archean
-
Eoarchean (3)
-
J-M Reef (6)
-
Kromberg Formation (1)
-
Mesoarchean (9)
-
Napier Complex (1)
-
Neoarchean
-
Dharwar Supergroup (1)
-
-
Paleoarchean (8)
-
Singhbhum Granite (1)
-
Taihua Group (2)
-
Warrawoona Group (1)
-
-
Carrizo Mountain Formation (1)
-
Chuar Group (3)
-
Delhi Supergroup (3)
-
Gunflint Iron Formation (3)
-
Hadean (10)
-
Hazel Formation (1)
-
Kaladgi System (1)
-
Kingston Peak Formation (1)
-
Laramie anorthosite complex (1)
-
Lewisian Complex (1)
-
Noonday Dolomite (1)
-
Onverwacht Group (1)
-
Pahrump Series (1)
-
Prichard Formation (4)
-
Purcell System (15)
-
Sokoman Formation (2)
-
Spuhler Peak Formation (1)
-
Stillwater Complex (20)
-
Transvaal Supergroup (2)
-
Uinta Mountain Group (2)
-
Unkar Group (1)
-
upper Precambrian
-
Proterozoic
-
Bambui Group (1)
-
Banxi Group (1)
-
Damara System (3)
-
Huronian (1)
-
Keweenawan
-
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 (49)
-
Bonner Formation (1)
-
Calymmian (1)
-
Gawler Range Volcanics (1)
-
Helena Formation (2)
-
Helikian (3)
-
Laxfordian (1)
-
Missoula Group (4)
-
Newland Limestone (2)
-
Ravalli Group (3)
-
Revett Quartzite (4)
-
Roper Group (2)
-
Shuangqiaoshan Group (1)
-
Spokane Formation (1)
-
Wallace Formation (2)
-
-
Miette Group (2)
-
Neoproterozoic
-
Brioverian (1)
-
Cryogenian (2)
-
Dengying Formation (2)
-
Doushantuo Formation (4)
-
Ediacaran (23)
-
Horsethief Creek Group (1)
-
Riphean (1)
-
Sturtian (2)
-
Tonian (4)
-
Torridonian (2)
-
Vendian (7)
-
-
Paleoproterozoic
-
Aphebian
-
Hurwitz Group (1)
-
-
Dhanjori Group (2)
-
Rooiberg Group (1)
-
Rustenburg Layered Suite (8)
-
Statherian (1)
-
Urquhart Shale (1)
-
Virginia Formation (1)
-
-
Pocatello Formation (1)
-
Pretoria Group (1)
-
Roan Supergroup (1)
-
Sinian
-
Dengying Formation (2)
-
Doushantuo Formation (4)
-
Xiong'er Group (1)
-
-
Windermere System (3)
-
-
-
Vadito Group (1)
-
Ventersdorp Supergroup (2)
-
Waterberg System (1)
-
Witwatersrand Supergroup (1)
-
-
problematic fossils
-
problematic microfossils (5)
-
-
quartz crystal (2)
-
reclamation (5)
-
reefs (30)
-
remote sensing (57)
-
reservoirs (6)
-
roads (4)
-
rock mechanics (14)
-
sandstone deposits (1)
-
sea water (17)
-
sea-floor spreading (7)
-
sea-level changes (190)
-
sedimentary petrology (100)
-
sedimentary rocks
-
bauxite (2)
-
bone beds (24)
-
carbonate rocks
-
boundstone
-
bafflestone (1)
-
-
chalk (5)
-
dolostone (51)
-
grainstone (19)
-
limestone
-
calcarenite (2)
-
calcilutite (1)
-
coquina (2)
-
micrite (6)
-
microbialite (11)
-
microcrystalline limestone (1)
-
-
packstone (12)
-
rudstone (2)
-
travertine (6)
-
wackestone (17)
-
-
chemically precipitated rocks
-
chert
-
jasperoid (2)
-
-
evaporites
-
salt (7)
-
-
flint (1)
-
iron formations
-
banded iron formations (5)
-
-
ironstone (2)
-
phosphate rocks (7)
-
siliceous sinter (4)
-
tufa (2)
-
-
clastic rocks
-
arenite
-
litharenite (2)
-
quartz arenite (10)
-
sublitharenite (5)
-
-
argillite (6)
-
arkose (3)
-
bentonite (40)
-
black shale (26)
-
claystone (8)
-
conglomerate
-
quartz-pebble conglomerate (4)
-
-
diamictite (8)
-
eolianite (6)
-
graywacke (6)
-
marl (13)
-
mudstone (142)
-
novaculite (1)
-
orthoquartzite (2)
-
porcellanite (1)
-
red beds (26)
-
sandstone (328)
-
sedimentary breccia (1)
-
shale (138)
-
siltstone (50)
-
subarkose (2)
-
tillite (1)
-
tonstein (1)
-
-
coal
-
anthracite (1)
-
bituminous coal (2)
-
lignite (7)
-
subbituminous coal (1)
-
-
gas shale (3)
-
oil sands (13)
-
oil shale
-
kukersite (3)
-
-
torbanite (1)
-
-
sedimentary structures
-
bedding plane irregularities
-
dune structures (2)
-
mudcracks (1)
-
ripple marks (8)
-
sand waves (1)
-
-
biogenic structures
-
algal structures
-
algal mats (7)
-
algal mounds (1)
-
-
banks (1)
-
bioherms
-
mud mounds (5)
-
-
bioturbation (46)
-
lebensspuren (17)
-
microbial mats (6)
-
stromatactis (2)
-
stromatolites (28)
-
thrombolites (5)
-
-
graded bedding (6)
-
planar bedding structures
-
bedding (13)
-
cross-bedding (17)
-
cross-laminations (3)
-
cross-stratification (21)
-
cut and fill (1)
-
cyclothems (2)
-
flaser bedding (2)
-
hummocky cross-stratification (14)
-
imbrication (3)
-
laminations (24)
-
rhythmic bedding (2)
-
rhythmite (2)
-
ripple drift-cross laminations (4)
-
sand bodies (19)
-
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Ohio
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Texas
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U. S. Rocky Mountains
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Utah
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