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all geography including DSDP/ODP Sites and Legs
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Arctic region
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Asia
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Iowa
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Kansas
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Kentucky
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Clinton County Kentucky (9)
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Russell County Kentucky (10)
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Warren County Kentucky (3)
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Wayne County Kentucky (5)
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Whitley County Kentucky (1)
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Louisiana (2)
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Maine
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Maryland (4)
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Michigan (3)
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Mississippi Embayment (12)
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Mississippi River (2)
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Mississippi Valley
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Missouri
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Jefferson County Missouri (1)
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Saint Francois County Missouri (1)
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Macon County North Carolina (14)
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Swain County North Carolina (2)
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Transylvania County North Carolina (1)
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Ohio River valley (1)
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Oklahoma
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Aiken County South Carolina
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Charleston County South Carolina
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Savannah River Site (1)
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South Dakota (3)
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Southern U.S. (7)
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Tennessee
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Anderson County Tennessee
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Walker Branch watershed (1)
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Bedford County Tennessee (3)
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Benton County Tennessee (3)
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Blount County Tennessee (13)
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Campbell County Tennessee (4)
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Carroll County Tennessee (2)
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Carter County Tennessee (1)
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Chester County Tennessee (1)
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Claiborne County Tennessee (2)
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Clay County Tennessee (3)
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Cocke County Tennessee (2)
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Coffee County Tennessee (1)
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Cumberland County Tennessee (1)
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Davidson County Tennessee
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Nashville Tennessee (4)
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Decatur County Tennessee (5)
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DeKalb County Tennessee (2)
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Dyer County Tennessee (1)
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Fentress County Tennessee (2)
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Franklin County Tennessee (2)
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Giles County Tennessee (1)
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Grainger County Tennessee (10)
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Greene County Tennessee (1)
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Grundy County Tennessee (3)
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Hamblen County Tennessee (1)
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Hamilton County Tennessee (4)
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Hancock County Tennessee (4)
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Hardin County Tennessee (4)
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Hawkins County Tennessee (3)
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Humphreys County Tennessee (2)
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Jackson County Tennessee (5)
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Jefferson County Tennessee (12)
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Knox County Tennessee (22)
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Lawrence County Tennessee (2)
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Lincoln County Tennessee (1)
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Loudon County Tennessee (4)
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Macon County Tennessee (1)
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Marion County Tennessee (1)
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Marshall County Tennessee (1)
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Maury County Tennessee
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Columbia Tennessee (1)
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McMinn County Tennessee (1)
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McNairy County Tennessee (1)
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Monroe County Tennessee (7)
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Montgomery County Tennessee (2)
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Morgan County Tennessee (2)
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Oak Ridge National Laboratory (15)
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Pickett County Tennessee (5)
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Polk County Tennessee
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Ducktown Tennessee (18)
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Putnam County Tennessee (3)
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Rutherford County Tennessee (4)
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Scott County Tennessee (1)
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Smith County Tennessee (3)
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Stewart County Tennessee (3)
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Union County Tennessee (1)
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Tennessee River (5)
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sulfur deposits (1)
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elements, isotopes
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carbon
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halogens
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chlorine
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hydrogen
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deuterium (2)
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O-18/O-16 (16)
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S-34/S-32 (3)
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metals
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calcium (1)
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magnesium (2)
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strontium
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Sr-87/Sr-86 (5)
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aluminum
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cadmium (2)
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lead (4)
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neodymium
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nitrogen
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oxygen
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phosphorus (1)
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fossils
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Osteichthyes
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Tetrapoda
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Labyrinthodontia
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Aves (1)
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Mammalia
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Reptilia
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Archosauria
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Insecta
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Coniferales
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geologic age
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Tertiary
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Porters Creek Formation (1)
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upper Cenozoic (1)
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Mesozoic
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Cretaceous
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Upper Cretaceous
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Demopolis Chalk (1)
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Ripley Formation (2)
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Senonian (1)
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Tuscaloosa Formation (2)
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Paleozoic
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Cambrian
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Acadian (1)
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Conasauga Group (13)
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Lower Cambrian
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Murphy Marble (3)
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Rome Formation (6)
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Shady Dolomite (1)
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Bonneterre Formation (1)
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Copper Ridge Dolomite (2)
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Lamotte Sandstone (1)
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Maynardville Limestone (4)
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-
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Carboniferous
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Diamond Peak Formation (1)
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Lower Carboniferous
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Mississippian
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Borden Group (1)
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Lower Mississippian
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Fort Payne Formation (22)
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Lake Valley Formation (1)
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Osagian
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Burlington Limestone (2)
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Keokuk Limestone (2)
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-
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Middle Mississippian
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Visean (7)
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Newman Limestone (3)
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Ramp Creek Formation (1)
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Upper Mississippian
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Bangor Limestone (8)
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Chesterian
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Imo Formation (1)
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Hartselle Sandstone (6)
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Hinton Formation (1)
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Mauch Chunk Formation (1)
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Meramecian
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Saint Louis Limestone (2)
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Sainte Genevieve Limestone (2)
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Salem Limestone (3)
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Warsaw Formation (4)
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Monteagle Limestone (8)
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Parkwood Formation (1)
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Pennington Formation (9)
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Serpukhovian (1)
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Namurian (3)
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Pennsylvanian
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Lower Pennsylvanian
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Crab Orchard Mountains Group (2)
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Lee Formation (3)
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Middle Pennsylvanian
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Allegheny Group (1)
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Atokan (1)
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Breathitt Formation (1)
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Pottsville Group (1)
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Upper Pennsylvanian
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Upper Carboniferous
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Chattanooga Shale (19)
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Deadwood Formation (1)
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Devonian
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Dunkard Group (1)
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Knox Group (23)
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lower Paleozoic
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Ashe Formation (2)
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middle Paleozoic
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Hillabee Chlorite Schist (1)
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New Albany Shale (3)
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Ordovician
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Martinsburg Formation (2)
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Chazyan (2)
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Trenton Group (6)
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Upper Ordovician
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Fernvale Formation (1)
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Utica Shale (2)
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Permian (7)
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Llandovery
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Wenlock
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Middle Silurian
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Waldron Shale (2)
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Niagaran (3)
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Rockwood Formation (2)
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Upper Silurian
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Ludlow (5)
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Talladega Group (1)
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upper Paleozoic (4)
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Phanerozoic (2)
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Proterozoic
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Mesoproterozoic (5)
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Walden Creek Group (5)
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igneous rocks
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Primary terms
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carbon
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catalogs (3)
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Cenozoic
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Quaternary
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Tertiary
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Paleogene
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Porters Creek Formation (1)
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upper Cenozoic (1)
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Central America
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chemical analysis (3)
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Chordata
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Osteichthyes
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Tetrapoda
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Labyrinthodontia
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Reptilia
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Mesozoic
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alkaline earth metals
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beryllium
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Be-10 (2)
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calcium (1)
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magnesium (2)
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strontium
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Sr-87/Sr-86 (5)
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aluminum
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Al-26 (1)
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cadmium (2)
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iron
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rare earths
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cerium (1)
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neodymium
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Nd-144/Nd-143 (2)
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scandium (1)
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yttrium (2)
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titanium (1)
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zinc (22)
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zirconium (2)
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metamorphic rocks
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amphibolites
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orthoamphibolite (1)
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cataclasites (1)
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eclogite (1)
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gneisses
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biotite gneiss (1)
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orthogneiss (1)
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paragneiss (1)
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granulites (2)
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impactites
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impact breccia (1)
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marbles (2)
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metaigneous rocks
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metagabbro (1)
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metaplutonic rocks (1)
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metasedimentary rocks
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meta-arkose (1)
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metapelite (2)
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paragneiss (1)
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metavolcanic rocks (1)
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migmatites (2)
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mylonites (3)
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quartzites (2)
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schists
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hornblende schist (1)
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slates (2)
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metamorphism (33)
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metasomatism (14)
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meteorites (1)
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meteorology (1)
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Mexico
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Baja California (1)
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mineral deposits, genesis (67)
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mineral exploration (6)
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mineralogy (23)
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minerals (13)
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Mohorovicic discontinuity (1)
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nitrogen
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organic nitrogen (1)
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noble gases
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helium (1)
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nodules (2)
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North America
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Appalachian Basin (17)
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Appalachians
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Appalachian Plateau (3)
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Blue Ridge Mountains (13)
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Blue Ridge Province (34)
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Carolina slate belt (1)
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Central Appalachians (8)
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Cumberland Plateau (18)
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Great Appalachian Valley (1)
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Northern Appalachians (1)
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Piedmont
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Inner Piedmont (3)
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Southern Appalachians (65)
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Valley and Ridge Province (33)
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Basin and Range Province (1)
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Eastern Overthrust Belt (1)
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Northern Hemisphere (1)
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nuclear facilities (3)
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ocean floors (1)
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Oceania
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Polynesia
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oil and gas fields (8)
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orogeny (22)
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oxygen
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O-18/O-16 (16)
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paleobotany (10)
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paleoclimatology (14)
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paleoecology (30)
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paleogeography (22)
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paleomagnetism (3)
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paleontology (58)
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Paleozoic
-
Bedford Shale (1)
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Berea Sandstone (1)
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Bird Spring Formation (1)
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Cambrian
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Acadian (1)
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Conasauga Group (13)
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Lower Cambrian
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Chilhowee Group (5)
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Murphy Marble (3)
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Rome Formation (6)
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Shady Dolomite (1)
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Middle Cambrian (3)
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Upper Cambrian
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Bonneterre Formation (1)
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Copper Ridge Dolomite (2)
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Furongian
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Paibian (1)
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-
Lamotte Sandstone (1)
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Maynardville Limestone (4)
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-
-
Carboniferous
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Diamond Peak Formation (1)
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Lower Carboniferous
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Dinantian (4)
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-
Mississippian
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Borden Group (1)
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Harrodsburg Limestone (1)
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Lower Mississippian
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Fort Payne Formation (22)
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Lake Valley Formation (1)
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Osagian
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Burlington Limestone (2)
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Keokuk Limestone (2)
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-
-
Middle Mississippian
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Visean (7)
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-
Newman Limestone (3)
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Ramp Creek Formation (1)
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Upper Mississippian
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Bangor Limestone (8)
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Chesterian
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Imo Formation (1)
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-
Hartselle Sandstone (6)
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Hinton Formation (1)
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Mauch Chunk Formation (1)
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Meramecian
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Saint Louis Limestone (2)
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Sainte Genevieve Limestone (2)
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Salem Limestone (3)
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Warsaw Formation (4)
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-
Monteagle Limestone (8)
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Parkwood Formation (1)
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Pennington Formation (9)
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Serpukhovian (1)
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-
-
Namurian (3)
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Pennsylvanian
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Lower Pennsylvanian
-
Crab Orchard Mountains Group (2)
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Gizzard Group (3)
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Lee Formation (3)
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-
Middle Pennsylvanian
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Allegheny Group (1)
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Atokan (1)
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Breathitt Formation (1)
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-
Pottsville Group (1)
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Upper Pennsylvanian
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Missourian (1)
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-
-
Upper Carboniferous
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Westphalian (4)
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-
-
Chattanooga Shale (19)
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Deadwood Formation (1)
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Devonian
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Lower Devonian
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Emsian (1)
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Gedinnian (1)
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Lochkovian (2)
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Oriskany Sandstone (1)
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Middle Devonian
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Eifelian (1)
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-
Millboro Shale (1)
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Upper Devonian
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Famennian (1)
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Frasnian (2)
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Ohio Shale (1)
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-
-
Dunkard Group (1)
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Knox Group (23)
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lower Paleozoic
-
Ashe Formation (2)
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Cape Phillips Formation (2)
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-
middle Paleozoic
-
Hillabee Chlorite Schist (1)
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-
New Albany Shale (3)
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Ordovician
-
Chickamauga Group (4)
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Lower Ordovician
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Arenigian (1)
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Kingsport Formation (5)
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Mascot Dolomite (7)
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-
Martinsburg Formation (2)
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Middle Ordovician
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Black River Group (2)
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Blackriverian (1)
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Bromide Formation (4)
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Chazyan (2)
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Decorah Shale (1)
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Deicke Bentonite Bed (1)
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High Bridge Group (1)
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Lenoir Limestone (2)
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Llanvirnian (1)
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Millbrig Bentonite Bed (2)
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Normanskill Formation (1)
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Platteville Formation (2)
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Schenectady Formation (1)
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Stones River Group (3)
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-
Trenton Group (6)
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Upper Ordovician
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Ashgillian (1)
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Caradocian (3)
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Cincinnatian
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Richmondian (2)
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-
Fernvale Formation (1)
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Juniata Formation (1)
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Maquoketa Formation (2)
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Mohawkian (6)
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Sandbian (1)
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Trentonian (6)
-
-
Utica Shale (2)
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Viola Limestone (1)
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-
Permian (7)
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Silurian
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Clinch Sandstone (2)
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Henryhouse Formation (1)
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Lower Silurian
-
Brassfield Formation (1)
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Llandovery
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Rhuddanian (1)
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-
Wenlock
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Homerian (1)
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-
-
Middle Silurian
-
Clinton Group (1)
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Racine Dolomite (2)
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Waldron Shale (2)
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-
Niagaran (3)
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Rockwood Formation (2)
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Upper Silurian
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Ludlow (5)
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-
-
Talladega Group (1)
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upper Paleozoic (4)
-
-
palynology (1)
-
palynomorphs
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acritarchs (5)
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miospores
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pollen (3)
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paragenesis (11)
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petroleum
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natural gas
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shale gas (1)
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petrology (32)
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Phanerozoic (2)
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phase equilibria (9)
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phosphorus (1)
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Plantae
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algae
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calcareous algae (2)
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Chlorophyta
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Tasmanites (1)
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Rhodophyta (1)
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Pteridophyta
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Filicopsida (1)
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Lycopsida (1)
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-
Spermatophyta
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Angiospermae
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Dicotyledoneae
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Acer (1)
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-
-
Gymnospermae
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Coniferales
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Picea (1)
-
-
Pteridospermae (1)
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-
-
-
plate tectonics (15)
-
pollution (14)
-
Precambrian
-
Great Smoky Group (3)
-
upper Precambrian
-
Proterozoic
-
Mesoproterozoic (5)
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Neoproterozoic
-
Ediacaran (1)
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Walden Creek Group (5)
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