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Reptilia
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Invertebrata
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Insecta
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Brachiopoda (3)
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Echinodermata
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Mollusca
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Cephalopoda
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Gastropoda
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Porifera (1)
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Protista
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Foraminifera
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Neogloboquadrina
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Radiolaria (12)
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Metazoa (2)
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Plantae
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Pteridophyta
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Pterobranchia (6)
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Cenozoic
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Quaternary
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upper Quaternary (3)
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Tertiary
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Maikop Series (4)
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Neogene
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Miocene
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Guantao Formation (3)
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Pliocene
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Sisquoc Formation (1)
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Paleogene
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Dongying Formation (5)
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Green River Formation (6)
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Thebes Formation (1)
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middle Eocene
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Bartonian (1)
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Tyee Formation (1)
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Wilkins Peak Member (1)
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lower Paleogene (2)
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Oligocene
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Paleocene
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Danian (3)
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K-T boundary (4)
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middle Paleocene
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upper Paleocene
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Thanetian (1)
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Paleocene-Eocene Thermal Maximum (7)
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Shahejie Formation (17)
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Vaqueros Formation (1)
-
-
upper Cenozoic (2)
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Dalradian (1)
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Mesozoic
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Cretaceous
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Colorado Group (1)
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Comanchean
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Buda Limestone (5)
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Pearsall Formation (2)
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Dakota Formation (1)
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Graneros Shale (1)
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Hue Shale (2)
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Lower Cretaceous
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Agrio Formation (2)
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Albian
-
upper Albian (1)
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Aptian
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lower Aptian (1)
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Barremian (4)
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Berriasian (3)
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Bluesky Formation (1)
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Christopher Formation (1)
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Hauterivian (1)
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Lagoa Feia Formation (1)
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Mannville Group (2)
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Mowry Shale (3)
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Muddy Sandstone (1)
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Pebble Shale (1)
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Skull Creek Shale (1)
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Valanginian (6)
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Mancos Shale (4)
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Middle Cretaceous (2)
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Natih Formation (1)
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Nenjiang Formation (4)
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Qingshankou Formation (8)
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Shiranish Formation (1)
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Upper Cretaceous
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Belle Fourche Shale (2)
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Belly River Formation (1)
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Blackhawk Formation (1)
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Buda Limestone (5)
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Campanian
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lower Campanian (1)
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Carlile Shale (3)
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Fort Hays Limestone Member (2)
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Ghareb Formation (1)
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Greenhorn Limestone (1)
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Gulfian
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Austin Chalk (8)
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Eagle Ford Formation (35)
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Woodbine Formation (1)
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Judith River Formation (1)
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Kanguk Formation (1)
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K-T boundary (4)
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La Luna Formation (3)
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Lewis Shale (2)
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Maestrichtian (2)
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Milk River Formation (1)
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Neuquen Group (1)
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Niobrara Formation (11)
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Pierre Shale (1)
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Santonian (2)
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Senonian (3)
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Sharon Springs Member (1)
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Smoky Hill Chalk Member (3)
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Tropic Shale (1)
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Turonian
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upper Turonian (2)
-
-
Tuscaloosa Formation (1)
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-
Vraconian (1)
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-
Jurassic
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Arapien Shale (1)
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Bazhenov Formation (3)
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Carmel Formation (1)
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Fernie Formation (2)
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Ferrar Group (3)
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Heather Formation (2)
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Kingak Shale (1)
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Lower Jurassic
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Hettangian (1)
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Nordegg Member (1)
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Pliensbachian (8)
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Toarcian
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lower Toarcian (6)
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-
Triassic-Jurassic boundary (2)
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upper Liassic (8)
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-
Middle Jurassic
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Bajocian
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Yakoun Group (1)
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-
Callovian (2)
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Xishanyao Formation (1)
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-
Norphlet Formation (1)
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Oxford Clay (2)
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Posidonia Shale (3)
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Twin Creek Limestone (1)
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Upper Jurassic
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Bossier Formation (3)
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Hanifa Formation (3)
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Haynesville Formation (10)
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Kimmeridge Clay (12)
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Kimmeridgian (8)
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Oxfordian (4)
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Portlandian (1)
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Smackover Formation (1)
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Tithonian (9)
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Volgian (3)
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-
-
Navajo Sandstone (1)
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Newark Supergroup (1)
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Pucara Group (1)
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Sandilands Formation (1)
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Triassic
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Lower Triassic
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Permian-Triassic boundary (11)
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Smithian (1)
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Spathian (2)
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-
Middle Triassic
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Anisian (3)
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Doig Formation (6)
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Ladinian (2)
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-
Moenkopi Formation (1)
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Montney Formation (11)
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Shublik Formation (6)
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Upper Triassic
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Carnian (1)
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Chinle Formation (1)
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Keuper (1)
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Norian (5)
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Rhaetian (2)
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Stormberg Series (1)
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Triassic-Jurassic boundary (2)
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Yanchang Formation (19)
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-
-
Vaca Muerta Formation (16)
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Yanshanian (3)
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-
Paleozoic
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Berea Sandstone (2)
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Cambrian
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Lower Cambrian
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Atdabanian (1)
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Terreneuvian
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Fortunian (1)
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-
Tommotian (2)
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-
Middle Cambrian (3)
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Upper Cambrian
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Eau Claire Formation (1)
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Mount Simon Sandstone (1)
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-
-
Carboniferous
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Albert Formation (1)
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Benxi Formation (1)
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Huanglong Formation (1)
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Jackfork Group (1)
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Lower Carboniferous
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Dinantian (2)
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-
Mississippian
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Barnett Shale (31)
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Boone Formation (1)
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Chainman Shale (1)
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Lower Mississippian
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Fort Payne Formation (1)
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Kinderhookian
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Banff Formation (1)
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-
Lodgepole Formation (1)
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Osagian
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Burlington Limestone (1)
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-
Tournaisian (3)
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-
Middle Mississippian
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Visean
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upper Visean (1)
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-
-
Sunbury Shale (1)
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Upper Mississippian
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Chesterian (3)
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Fayetteville Formation (4)
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Heath Formation (1)
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Meramecian (2)
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Serpukhovian (1)
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Tuscumbia Limestone (1)
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-
-
Namurian (1)
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Pennsylvanian
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Lower Pennsylvanian
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Bashkirian (1)
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-
Middle Pennsylvanian
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Atokan
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Atoka Formation (1)
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-
Moscovian (1)
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Paradox Formation (1)
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-
Smithwick Shale (1)
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Strawn Series (1)
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Upper Pennsylvanian
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Cisco Group (1)
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Gzhelian (1)
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-
-
Springer Formation (1)
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Upper Carboniferous
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Millstone Grit (2)
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Westphalian (1)
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-
-
Catskill Formation (1)
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Chattanooga Shale (3)
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Devonian
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Beaverhill Lake Group (1)
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Keg River Formation (1)
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Middle Devonian
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Eifelian (2)
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Elk Point Group (1)
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Givetian (3)
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Hamilton Group (1)
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Mahantango Formation (1)
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Marcellus Shale (17)
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Onondaga Limestone (1)
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-
Ramparts Formation (1)
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Swan Hills Formation (1)
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Upper Devonian
-
Duperow Formation (1)
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Famennian (4)
-
Frasnian
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Leduc Formation (3)
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-
Huron Member (3)
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Kellwasser event (4)
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Nisku Formation (1)
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Ohio Shale (6)
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Olentangy Shale (1)
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-
-
Exshaw Formation (4)
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Hanson Creek Formation (1)
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Hunton Group (3)
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Lisburne Group (1)
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lower Paleozoic (7)
-
New Albany Shale (10)
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Ordovician
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Lower Ordovician
-
Ellenburger Group (1)
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Tremadocian (1)
-
-
Middle Ordovician
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Black River Group (1)
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Decorah Shale (1)
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Llanvirnian (1)
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Platteville Formation (1)
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-
Trenton Group (4)
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Upper Ordovician
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Caradocian (1)
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Hirnantian (4)
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Katian (2)
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Maquoketa Formation (1)
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Red River Formation (1)
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Trentonian (1)
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Wufeng Formation (26)
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-
Utica Shale (6)
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Viola Limestone (1)
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-
Permian
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Cutler Formation (1)
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Ecca Group (5)
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Guadalupian
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Capitanian (2)
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-
Irati Formation (1)
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Kaibab Formation (1)
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Khuff Formation (1)
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Longtan Formation (3)
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Lower Permian
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Cisuralian
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Asselian (1)
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-
Leonardian
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Bone Spring Limestone (2)
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-
Qixia Formation (1)
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Wolfcampian (14)
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-
Maokou Formation (2)
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Meade Peak Member (1)
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Middle Permian (3)
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Park City Formation (1)
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Retort Phosphatic Shale Member (1)
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Rotliegendes (1)
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Shihezi Formation (1)
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Unayzah Formation (1)
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Upper Permian
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Lopingian
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Changhsingian (2)
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-
Permian-Triassic boundary (11)
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Raniganj Formation (1)
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-
Whitehill Formation (3)
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-
Pilot Shale (1)
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Road River Formation (1)
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Silurian
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Lower Silurian
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Llandovery
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Aeronian (1)
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Rhuddanian (1)
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Telychian (1)
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-
Qalibah Formation (1)
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Wenlock
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Sheinwoodian (1)
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-
-
Middle Silurian
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Clinton Group (1)
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Guelph Formation (1)
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-
Upper Silurian
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Salina Group (1)
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-
-
Taiyuan Formation (1)
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upper Paleozoic
-
Antrim Shale (4)
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Bakken Formation (15)
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Copacabana Group (1)
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Dwyka Formation (4)
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Shanxi Formation (2)
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Tarma Group (1)
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-
Woodford Shale (22)
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-
Phanerozoic (3)
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Precambrian
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Archean
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Mesoarchean (2)
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Neoarchean (1)
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-
Central Rand Group (1)
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Chuar Group (3)
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Transvaal Supergroup (1)
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Uinta Mountain Group (1)
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upper Precambrian
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Proterozoic
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Mesoproterozoic
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Roper Group (1)
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-
Neoproterozoic
-
Dengying Formation (2)
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Doushantuo Formation (1)
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Ediacaran (6)
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Marinoan (1)
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Nantuo Formation (1)
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Otavi Group (1)
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Riphean (1)
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Tonian (2)
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Vendian (2)
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-
Paleoproterozoic (6)
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Sinian
-
Dengying Formation (2)
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Doushantuo Formation (1)
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Nantuo Formation (1)
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-
-
-
Ventersdorp Supergroup (1)
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Witwatersrand Supergroup (2)
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-
Vindhyan (1)
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-
igneous rocks
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igneous rocks
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plutonic rocks
-
diabase (2)
-
granites (2)
-
ultramafics
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peridotites (1)
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-
-
porphyry (1)
-
volcanic rocks
-
andesites (1)
-
basalts
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flood basalts (4)
-
-
pyroclastics
-
rhyolite tuff (1)
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tuff (7)
-
-
rhyolites (1)
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-
-
volcanic ash (4)
-
-
metamorphic rocks
-
metamorphic rocks
-
gneisses (1)
-
granulites
-
kinzigite (1)
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-
marbles (1)
-
metaigneous rocks (1)
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metasedimentary rocks (1)
-
metavolcanic rocks (1)
-
phyllites (1)
-
schists
-
biotite schist (1)
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greenschist (1)
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muscovite schist (1)
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-
-
turbidite (6)
-
-
minerals
-
carbonates
-
ankerite (3)
-
aragonite (1)
-
calcite (25)
-
dolomite (10)
-
ikaite (1)
-
kutnohorite (1)
-
magnesian calcite (1)
-
siderite (3)
-
-
halides
-
chlorides (1)
-
-
hydrates (1)
-
native elements
-
graphite (1)
-
-
oxides
-
hematite (2)
-
hydroxides
-
oxyhydroxides (2)
-
-
iron oxides (1)
-
limonite (1)
-
magnetite (1)
-
uraninite (1)
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-
phosphates
-
apatite (2)
-
monazite (1)
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-
silicates
-
framework silicates
-
feldspar group
-
alkali feldspar
-
K-feldspar (5)
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-
plagioclase (4)
-
-
silica minerals
-
jasper (1)
-
opal
-
opal-A (1)
-
-
quartz (27)
-
-
zeolite group
-
analcime (1)
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-
-
orthosilicates
-
nesosilicates
-
zircon group
-
zircon (5)
-
-
-
-
ring silicates<
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