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all geography including DSDP/ODP Sites and Legs
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Africa
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Central Africa
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Angola (1)
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East Africa
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Tanzania (2)
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East African Rift (2)
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West Africa
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Atlantic Ocean
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Europe
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Italy
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Midlothian Scotland (1)
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Moray Firth (2)
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Wales (2)
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Franklin Mountains (2)
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Gulf of Mexico Basin (3)
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Indian Ocean
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Arabian Sea
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Persian Gulf (5)
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International Ocean Discovery Program
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Expedition 355
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IODP Site U1456 (1)
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Lake District (1)
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Lewis thrust fault (2)
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Malay Archipelago
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Echinodermata
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Cephalopoda
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Porifera
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Rotaliina
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Rotaliacea
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Radiolaria (3)
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Vermes
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Plantae
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Pteridophyta
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Quaternary
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Tertiary
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Neogene
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Miocene
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upper Miocene (1)
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Pliocene (1)
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upper Neogene (1)
-
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Paleogene
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Barail Group (1)
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Calvert Bluff Formation (1)
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Eocene
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Colton Formation (1)
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Green River Formation (3)
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Lake Uinta (1)
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lower Eocene
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Ypresian (1)
-
-
middle Eocene (2)
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Subathu Formation (1)
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upper Eocene (2)
-
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Hanna Formation (5)
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Oligocene (6)
-
Paleocene
-
lower Paleocene
-
Danian (1)
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K-T boundary (1)
-
-
Ravenscrag Formation (2)
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upper Paleocene (2)
-
-
Paleocene-Eocene Thermal Maximum (1)
-
Renova Formation (1)
-
Wasatch Formation (2)
-
Wilcox Group (2)
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Yahuarango Formation (1)
-
-
-
-
Coal Measures (3)
-
Laurentide ice sheet (1)
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Mesozoic
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Cretaceous
-
Chonta Formation (1)
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Comanchean
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Buda Limestone (1)
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Comanche Peak Limestone (1)
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Glen Rose Formation (1)
-
Pearsall Formation (1)
-
Trinity Group (3)
-
-
Dakota Formation (3)
-
Hue Shale (1)
-
Lower Cretaceous
-
Albian (3)
-
Aptian (4)
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Barremian (2)
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Berriasian (1)
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Bluesky Formation (1)
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Burro Canyon Formation (2)
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Cadomin Formation (1)
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Cedar Mountain Formation (2)
-
Clearwater Formation (1)
-
Cloverly Formation (1)
-
Comanche Peak Limestone (1)
-
Gething Formation (1)
-
Glen Rose Formation (1)
-
Hosston Formation (1)
-
Mannville Group (4)
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Neocomian (1)
-
Pearsall Formation (1)
-
Pebble Shale (1)
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Sligo Formation (1)
-
Spirit River Formation (2)
-
Torok Formation (1)
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Trinity Group (3)
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Valanginian (1)
-
Zubair Formation (1)
-
-
Mancos Shale (2)
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Nanushuk Group (2)
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Natih Formation (1)
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Upper Cretaceous
-
Buda Limestone (1)
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Campanian (1)
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Cenomanian
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lower Cenomanian (1)
-
-
Coniacian (2)
-
Frontier Formation (1)
-
Gulfian
-
Eagle Ford Formation (1)
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Woodbine Formation (1)
-
-
Harebell Formation (1)
-
Kirtland Shale (1)
-
K-T boundary (1)
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Laramie Formation (2)
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Maestrichtian (2)
-
Niobrara Formation (1)
-
Pierre Shale (1)
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Santonian (1)
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Senonian (4)
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Turonian (3)
-
Tuscaloosa Formation (1)
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Two Medicine Formation (1)
-
Vivian Formation (1)
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Williams Fork Formation (1)
-
-
Whitemud Formation (1)
-
-
Glen Canyon Group (1)
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Great Valley Sequence (1)
-
Jurassic
-
Carmel Formation (1)
-
Kingak Shale (2)
-
Lower Jurassic
-
Laberge Group (1)
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Toarcian
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lower Toarcian (1)
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-
-
Middle Jurassic
-
Aalenian (1)
-
Bajocian (2)
-
Dogger (1)
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Summerville Formation (1)
-
-
Norphlet Formation (2)
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Posidonia Shale (2)
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San Rafael Group (1)
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Upper Jurassic
-
Arab Formation (1)
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Brushy Basin Member (2)
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Entrada Sandstone (3)
-
Morrison Formation (6)
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Oxfordian (1)
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Sarayaquillo Formation (1)
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Smackover Formation (1)
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Tithonian (2)
-
Volgian (1)
-
-
-
Kayenta Formation (2)
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Navajo Sandstone (5)
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Nugget Sandstone (1)
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Pucara Group (1)
-
Statfjord Formation (1)
-
Triassic
-
Charlie Lake Formation (2)
-
Lower Triassic
-
Bunter (1)
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Dinwoody Formation (3)
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Griesbachian (1)
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Permian-Triassic boundary (6)
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-
Middle Triassic
-
Anisian (1)
-
Doig Formation (1)
-
-
Moenkopi Formation (2)
-
Montney Formation (4)
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Nicola Group (1)
-
Shublik Formation (5)
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Upper Triassic
-
Baldonnel Formation (2)
-
Chinle Formation (1)
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Keuper (1)
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Pardonet Formation (2)
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Sag River Sandstone (1)
-
-
-
upper Mesozoic (1)
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Vaca Muerta Formation (2)
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Wingate Sandstone (2)
-
-
Paleozoic
-
Arbuckle Group (7)
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Bird Spring Formation (2)
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Cambrian
-
Lower Cambrian
-
Rome Formation (1)
-
-
Middle Cambrian
-
Bright Angel Shale (2)
-
-
Tapeats Sandstone (1)
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Upper Cambrian
-
Eau Claire Formation (1)
-
-
-
Carboniferous
-
Albert Formation (3)
-
Amsden Formation (3)
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Bartlesville Sand (1)
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Diamond Peak Formation (1)
-
Lower Carboniferous
-
Asbian (3)
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Dinantian (8)
-
-
Mabou Group (4)
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Middle Carboniferous (2)
-
Mississippian
-
Barnett Shale (5)
-
Boone Formation (2)
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Borden Group (1)
-
Chainman Shale (1)
-
Leadville Formation (1)
-
Lower Mississippian
-
Fort Payne Formation (1)
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Kayak Shale (2)
-
Kekiktuk Conglomerate (2)
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Kinderhookian
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Banff Formation (2)
-
-
Lodgepole Formation (4)
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Osagian
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Burlington Limestone (1)
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Keokuk Limestone (1)
-
-
Pocono Formation (1)
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Tournaisian (5)
-
-
Madison Group (9)
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Middle Mississippian
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Visean (8)
-
-
Mission Canyon Limestone (2)
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Upper Mississippian
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Chesterian
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Aux Vases Sandstone (1)
-
Imo Formation (1)
-
Renault Formation (1)
-
-
Fayetteville Formation (2)
-
Heath Formation (1)
-
Meramecian
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Salem Limestone (1)
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Warsaw Formation (2)
-
-
Serpukhovian (1)
-
-
Windsor Group (3)
-
-
Namurian (6)
-
Pennsylvanian
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Conemaugh Group (1)
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Cumberland Group (3)
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Lower Pennsylvanian
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Bashkirian (1)
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Crab Orchard Mountains Group (1)
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Gizzard Group (1)
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Morrowan (2)
-
-
Marble Falls Group (1)
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Middle Pennsylvanian
-
Allegheny Group (1)
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Atokan
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Atoka Formation (3)
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-
Desmoinesian
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Cherokee Group (2)
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Marmaton Group (1)
-
-
Moscovian (2)
-
Paradox Formation (2)
-
-
Monongahela Group (1)
-
Morien Group (2)
-
Morrow Formation (3)
-
Red Fork Sandstone (1)
-
Strawn Series (1)
-
Upper Pennsylvanian
-
Cisco Group (2)
-
Gzhelian (1)
-
Kasimovian (2)
-
Missourian (2)
-
Virgilian
-
Tonganoxie Sandstone (1)
-
-
-
Wapanucka Limestone (1)
-
-
Silesian (1)
-
Upper Carboniferous
-
Millstone Grit (1)
-
Stephanian (1)
-
Westphalian (5)
-
-
Wahoo Limestone (1)
-
-
Catskill Formation (2)
-
Chattanooga Shale (3)
-
Devonian
-
Beaverhill Lake Group (1)
-
Keg River Formation (1)
-
Lower Devonian
-
Emsian (1)
-
Oriskany Sandstone (2)
-
Pragian (1)
-
-
Middle Devonian
-
Eifelian (3)
-
Elk Point Group (2)
-
Givetian (4)
-
Hamilton Group (2)
-
Mahantango Formation (1)
-
Marcellus Shale (9)
-
Onondaga Limestone (4)
-
Tully Limestone (1)
-
-
Slave Point Formation (2)
-
Thirtyone Formation (4)
-
Upper Devonian
-
Brallier Shale (2)
-
Famennian
-
upper Famennian (1)
-
Wabamun Group (1)
-
-
Frasnian
-
Leduc Formation (2)
-
-
Jefferson Group (2)
-
Kanayut Conglomerate (1)
-
Kellwasser event (1)
-
-
Waterways Formation (1)
-
-
Dunkard Group (1)
-
Endicott Group (3)
-
Hanson Creek Formation (1)
-
Horton Group (3)
-
Hunton Group (2)
-
Knox Group (1)
-
Lisburne Group (10)
-
lower Paleozoic
-
Cape Phillips Formation (1)
-
Rose Run Sandstone (1)
-
-
Madera Formation (1)
-
Maroon Formation (3)
-
New Albany Shale (1)
-
Ordovician
-
Lower Ordovician
-
Ellenburger Group (8)
-
-
Middle Ordovician
-
Black River Group (1)
-
Bromide Formation (1)
-
Chazyan (1)
-
Normanskill Formation (1)
-
Simpson Group (1)
-
-
Montoya Group (2)
-
Trenton Group (4)
-
Upper Ordovician
-
Ashgillian (1)
-
Bighorn Dolomite (2)
-
Fernvale Formation (1)
-
Hirnantian (1)
-
Mohawkian (1)
-
Red River Formation (1)
-
Reedsville Formation (1)
-
Trentonian (2)
-
-
Utica Shale (1)
-
Viola Limestone (4)
-
-
Permian
-
Echooka Formation (2)
-
Gharif Formation (2)
-
Guadalupian
-
Brushy Canyon Formation (1)
-
Capitanian (4)
-
Cherry Canyon Formation (1)
-
Delaware Mountain Group (1)
-
Roadian (2)
-
Tansill Formation (2)
-
Wordian (2)
-
-
Kaibab Formation (1)
-
Khuff Formation (6)
-
Longtan Formation (1)
-
Lower Permian
-
Abo Formation (1)
-
Al Khlata Formation (2)
-
Barakar Stage (1)
-
Cherry Canyon Formation (1)
-
Cisuralian
-
Kungurian (3)
-
Sakmarian (2)
-
-
Leonardian
-
Bone Spring Limestone (2)
-
Clear Fork Group (1)
-
-
Wichita Group (1)
-
Wolfcampian
-
Hueco Limestone (1)
-
-
-
Middle Permian (9)
-
Mitu Group (1)
-
Park City Formation (1)
-
Phosphoria Formation (5)
-
Rotliegendes (2)
-
Toroweap Formation (1)
-
Unayzah Formation (5)
-
Upper Permian
-
Kazanian (1)
-
Lopingian
-
Changhsingian (3)
-
Wuchiapingian (1)
-
-
Permian-Triassic boundary (6)
-
Tatarian (1)
-
Zechstein (3)
-
-
Wellington Formation (1)
-
Whitehill Formation (1)
-
Yates Formation (3)
-
Yeso Formation (1)
-
-
Pilot Shale (1)
-
Road River Formation (1)
-
Sauk Sequence (1)
-
Silurian
-
Lower Silurian
-
Llandovery (2)
-
Qalibah Formation (1)
-
Wenlock (1)
-
-
Middle Silurian
-
Roberts Mountains Formation (1)
-
-
Upper Silurian
-
Salina Group (2)
-
Wristen Formation (1)
-
-
-
Supai Formation (2)
-
Tensleep Sandstone (4)
-
upper Paleozoic
-
Bakken Formation (2)
-
Fountain Formation (1)
-
Kiaman Superchron (1)
-
Pictou Group (2)
-
-
Weber Sandstone (1)
-
Wells Formation (1)
-
Woodford Shale (9)
-
-
Phanerozoic (13)
-
Precambrian
-
Archean (3)
-
Chuar Group (1)
-
Nonesuch Shale (1)
-
Purcell System (1)
-
upper Precambrian
-
Proterozoic
-
Algonkian
-
Baraboo Quartzite (1)
-
-
Great Oxidation Event (1)
-
Kombolgie Formation (1)
-
Mesoproterozoic
-
Belt Supergroup (1)
-
Roper Group (1)
-
-
Neoproterozoic (8)
-
Paleoproterozoic (2)
-
-
-
Witwatersrand Supergroup (1)
-
-
-
igneous rocks
-
igneous rocks
-
plutonic rocks
-
diabase (1)
-
gabbros (1)
-
granites (6)
-
-
volcanic rocks
-
basalts
-
flood basalts (1)
-
-
pyroclastics
-
tuff (2)
-
-
-
-
ophiolite (2)
-
volcanic ash (3)
-
-
metamorphic rocks
-
K-bentonite (1)
-
metamorphic rocks
-
metaigneous rocks
-
metabasalt (1)
-
-
metasedimentary rocks (4)
-
mylonites (1)
-
quartzites (1)
-
schists
-
greenschist (1)
-
-
-
ophiolite (2)
-
turbidite (11)
-
-
minerals
-
carbonates
-
ankerite (1)
-
calcite (12)
-
dolomite (15)
-
siderite (2)
-
-
halides
-
chlorides
-
halite (2)
-
sylvite (1)
-
-
-
K-bentonite (1)
-
minerals (2)
-
oxides
-
hematite (1)
-
iron oxides (1)
-
magnetite (1)
-
-
phosphates
-
apatite (10)
-
-
silicates
-
chain silicates
-
amphibole group
-
clinoamphibole
-
hornblende (1)
-
-
-
-
framework silicates
-
feldspar group
-
alkali feldspar
-
K-feldspar (2)
-
sanidine (2)
-
-
-
silica minerals
-
opal (1)
-
quartz (2)
-
-
zeolite group
-
analcime (2)
-
mordenite (1)
-
-
-
orthosilicates
-
nesosilicates
-
zircon group
-
zircon (29)
-
-
-
-
sheet silicates
-
chlorite group
-
chlorite (2)
-
-
clay minerals
-
kaolinite (2)
-
smectite (1)
-
-
illite (5)
-
mica group
-
biotite (1)
-
muscovite (1)
-
-
pyrophyllite (1)
-
-
-
sulfates
-
anhydrite (2)
-
barite (1)
-
celestine (1)
-
gypsum (2)
-
jarosite (1)
-
-
sulfides
-
jordisite (1)
-
pyrite (2)
-
sphalerite (1)
-
-
-
Primary terms
-
absolute age (38)
-
Africa
-
Central Africa
-
Angola (1)
-
-
East Africa
-
Tanzania (2)
-
-
East African Rift (2)
-
North Africa
-
Algeria
-
Berkine Basin (1)
-
-
Egypt
-
Nile Delta (1)
-
-
Ghadames Basin (1)
-
Libya
-
Murzuk Basin (1)
-
-
Tunisia (3)
-
-
Sahara (1)
-
Southern Africa
-
Karoo Basin (2)
-
Namibia (2)
-
South Africa
-
Cape fold belt (1)
-
Eastern Cape Province South Africa (1)
-
-
-
West Africa
-
Nigeria
-
Niger Delta (1)
-
-
-
-
Arctic Ocean
-
Amerasia Basin (1)
-
Barents Sea (3)
-
Beaufort Sea (2)
-
Chukchi Sea (5)
-
Lomonosov Ridge (1)
-
-
Arctic region
-
Greenland
-
East Greenland (1)
-
-
Russian Arctic
-
Wrangel Island (1)
-
-
-
Asia
-
Arabian Peninsula
-
Arabian Shield (1)
-
Bahrain (1)
-
Kuwait (1)
-
Oman
-
Oman Mountains (2)
-
-
Qatar (1)
-
Saudi Arabia
-
Ghawar Field (1)
-
-
United Arab Emirates
-
Abu Dhabi (3)
-
-
-
Central Asia
-
Kazakhstan
-
Tengiz Field (1)
-
-
Pamirs
-
Darvaz (1)
-
-
-
Chukotka Russian Federation
-
Chukchi Peninsula (1)
-
-
Far East
-
China
-
Anhui China (2)
-
Gansu China
-
Hexi Corridor (1)
-
-
Guangxi China (1)
-
Guizhou China (3)
-
Hunan China (1)
-
Inner Mongolia China (1)
-
Nanpanjiang Basin (2)
-
Ordos Basin (1)
-
Shandong China (1)
-
Shanxi China (2)
-
Sichuan China (1)
-
South China Block (1)
-
Xinjiang China
-
Junggar Basin (1)
-
-
Xizang China
-
Lhasa Block (1)
-
-
Yangtze Platform (1)
-
Yunnan China (1)
-
-
Japan
-
-
-