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GeoRef Subject
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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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North Africa
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Algeria (1)
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Egypt (1)
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Libya (2)
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Morocco (2)
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Southern Africa
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South Africa (2)
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Antarctica (1)
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Asia
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Arabian Peninsula
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Far East
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Burma (1)
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China
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Indonesia (1)
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Laos (1)
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Lesser Sunda Islands
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Timor (1)
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Indian Peninsula
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India (2)
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Middle East
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Israel (1)
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Atlantic Ocean
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North Atlantic
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North Sea (1)
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Australasia
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Australia
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Western Australia
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Beaver Creek (1)
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Canada
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Eastern Canada
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Maritime Provinces
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Ontario
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Manitoulin District Ontario
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Manitoulin Island (2)
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Wellington County Ontario
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Quebec
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Western Canada
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Alberta
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Peace River Arch (1)
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Commonwealth of Independent States
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Europe
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Mexico
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Mill Creek (1)
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North America
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Valley and Ridge Province (1)
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Canadian Shield
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Eastern Overthrust Belt (1)
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Great Lakes
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Lake Ontario (2)
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Great Lakes region (17)
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Grenville Front (4)
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Gulf Coastal Plain (5)
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Michigan Basin (15)
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Mississippi River basin (1)
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Niagara Escarpment (2)
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Saint Lawrence Lowlands (1)
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Western Interior
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Oceania
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Ottawa River (1)
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Pacific Ocean
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East Pacific (1)
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Permian Basin (1)
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United States
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Illinois
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Kansas (3)
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Kenton County Kentucky (4)
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Kentucky River valley (1)
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Lewis County Kentucky (3)
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Martin County Kentucky (1)
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Mason County Kentucky (8)
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Menifee County Kentucky (1)
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Pendleton County Kentucky (2)
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Powell County Kentucky (1)
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Rowan County Kentucky (1)
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Trimble County Kentucky (2)
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Louisiana (1)
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Maryland (28)
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Massachusetts
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Michigan
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Michigan Lower Peninsula
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Alpena County Michigan (1)
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Ingham County Michigan (2)
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Manistee County Michigan (1)
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Montmorency County Michigan (1)
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Oakland County Michigan (1)
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Midcontinent (10)
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Minnesota
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Hennepin County Minnesota
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Minneapolis Minnesota (1)
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Mississippi (3)
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Mississippi River (4)
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Mississippi Valley (2)
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Missouri
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Saint Louis County Missouri
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Saint Louis Missouri (2)
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Missouri River (2)
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Montana
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Phillips County Montana (1)
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Nebraska (2)
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Nevada (1)
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New England (1)
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New Hampshire (1)
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New Jersey (2)
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New Madrid region (4)
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New Mexico (4)
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New York
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Chautauqua County New York (1)
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Erie County New York (2)
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Genesee County New York (1)
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Livingston County New York (1)
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New York City New York (1)
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Niagara County New York (1)
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Ontario County New York (2)
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Seneca County New York (1)
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Yates County New York (1)
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North Carolina
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Beaufort County North Carolina (1)
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Onslow Bay (1)
-
-
Ohio
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Adams County Ohio (7)
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Allen County Ohio (3)
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Ashland County Ohio (7)
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Ashtabula County Ohio (10)
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Athens County Ohio
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Athens Ohio (2)
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-
Auglaize County Ohio (2)
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Belmont County Ohio (2)
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Brown County Ohio (4)
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Butler County Ohio
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Oxford Ohio (1)
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Carroll County Ohio (5)
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Champaign County Ohio (2)
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Clark County Ohio
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Springfield Ohio (1)
-
-
Clermont County Ohio (10)
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Clinton County Ohio (3)
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Columbiana County Ohio (8)
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Coshocton County Ohio (3)
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Cuyahoga County Ohio
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Cleveland Ohio (5)
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Delaware County Ohio (6)
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Erie County Ohio (8)
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Fairfield County Ohio (2)
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Fayette County Ohio (2)
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Franklin County Ohio
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Columbus Ohio (2)
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Gallia County Ohio (2)
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Geauga County Ohio (2)
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Greene County Ohio (12)
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Guernsey County Ohio (4)
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Hamilton County Ohio
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Cincinnati Ohio (32)
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Hancock County Ohio (3)
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Harrison County Ohio (3)
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Highland County Ohio (3)
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Hocking County Ohio (5)
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Holmes County Ohio (2)
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Huron County Ohio (4)
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Jackson County Ohio (6)
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Jefferson County Ohio
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Steubenville Ohio (2)
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Knox County Ohio (3)
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Lake County Ohio (9)
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Lawrence County Ohio (1)
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Licking County Ohio (4)
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Logan County Ohio (1)
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Lorain County Ohio (4)
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Lucas County Ohio
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Toledo Ohio (2)
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Madison County Ohio (1)
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Mahoning County Ohio (7)
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Medina County Ohio (8)
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Meigs County Ohio (2)
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Mercer County Ohio (2)
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Monroe County Ohio (1)
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Montgomery County Ohio (5)
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Morrow County Ohio (5)
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Muskingum County Ohio (5)
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Noble County Ohio (2)
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Ottawa County Ohio (5)
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Paulding County Ohio (1)
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Perry County Ohio (8)
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Pickaway County Ohio (1)
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Pike County Ohio (2)
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Portage County Ohio (7)
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Preble County Ohio (4)
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Richland County Ohio (1)
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Ross County Ohio (3)
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Sandusky County Ohio (4)
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Sandusky River basin (1)
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Scioto County Ohio (5)
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Seneca County Ohio (1)
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Stark County Ohio (5)
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Summit County Ohio
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Akron Ohio (2)
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Trumbull County Ohio (1)
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Tuscarawas County Ohio (8)
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Van Wert County Ohio (1)
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Vinton County Ohio (6)
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Warren County Ohio (12)
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Washington County Ohio (1)
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Wayne County Ohio (3)
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Wood County Ohio (6)
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Wyandot County Ohio (3)
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Ohio River (7)
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Ohio River basin (1)
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Ohio River valley (7)
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Oklahoma
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Canadian County Oklahoma (1)
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Pontotoc County Oklahoma (1)
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Oregon
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Wheeler County Oregon (1)
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Ouachita Belt (1)
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Paradox Basin (1)
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Pennsylvania
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Allegheny County Pennsylvania (1)
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Conemaugh River (1)
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Greene County Pennsylvania (1)
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Lawrence County Pennsylvania (1)
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Southern U.S. (1)
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Tennessee (19)
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Tennessee River (1)
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Texas
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Galveston County Texas
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Galveston Texas (1)
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Hood County Texas (1)
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Val Verde Basin (1)
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Utah (3)
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Virginia (31)
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Washington
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Benton County Washington (1)
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Ferry County Washington (1)
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Hanford Site (1)
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West Virginia
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Barbour County West Virginia (1)
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Calhoun County West Virginia (1)
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Clay County West Virginia (2)
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Doddridge County West Virginia (2)
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Granny Creek Field (1)
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Harrison County West Virginia (1)
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Jackson County West Virginia
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Cottageville Field (3)
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Kanawha County West Virginia (1)
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Lewis County West Virginia (2)
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Marion County West Virginia (2)
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Marshall County West Virginia (3)
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Mason County West Virginia (2)
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Monongalia County West Virginia (2)
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Ohio County West Virginia
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Wheeling West Virginia (1)
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Pleasants County West Virginia (1)
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Preston County West Virginia (1)
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Putnam County West Virginia (1)
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Randolph County West Virginia (1)
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Ritchie County West Virginia (2)
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Roane County West Virginia (3)
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Tyler County West Virginia (3)
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Upshur County West Virginia (2)
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hydrogen
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stable isotopes
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D/H (2)
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deuterium (1)
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Nd-144/Nd-143 (1)
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O-18/O-16 (5)
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Pb-206/Pb-204 (1)
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S-34/S-32 (1)
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Sr-87/Sr-86 (4)
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metals
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potassium (1)
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ferrous iron (1)
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lead
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Pb-208/Pb-204 (1)
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nitrogen (1)
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argon (1)
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helium (1)
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radon
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Rn-222 (1)
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oxygen
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O-18/O-16 (5)
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phosphorus (3)
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sulfur
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S-34/S-32 (1)
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fossils
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borings (8)
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burrows (8)
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Sarcopterygii
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Placodermi
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Tetrapoda
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Amphibia
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Labyrinthodontia
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Temnospondyli (1)
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Lepospondyli (2)
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Mammalia
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Eutheria
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Perissodactyla
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Hippomorpha
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Equidae (1)
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Proboscidea
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Mastodontoidea (1)
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Reptilia
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Anapsida
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Cotylosauria (1)
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Diapsida
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Lepidosauria
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Squamata (1)
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Rhynchosauria (1)
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Synapsida
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Pelycosauria (2)
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Therapsida
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Dicynodontia (1)
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coprolites (1)
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Cyclostomata (1)
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Graptolithina
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Graptoloidea
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Diplograptina (1)
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ichnofossils
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Palaeophycus (1)
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Planolites (1)
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Rusophycus (1)
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Trypanites (2)
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Invertebrata
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Arthropoda
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Chelicerata
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Mandibulata
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Crustacea
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Cirripedia (1)
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Ostracoda
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Podocopida
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Insecta
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Neoptera
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Carboniferous
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Meramecian
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Pennsylvanian
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Conemaugh Group (19)
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Mattoon Formation (1)
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Allegheny Group (22)
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Dunkard Group (6)
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Rose Run Sandstone (8)
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Primary terms
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Western Interior
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Oceania
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Pacific Ocean
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paleontology (146)
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Paleozoic
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Bedford Shale (5)
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Berea Sandstone (22)
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Cambrian
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Conasauga Group (2)
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Lower Cambrian
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Rome Formation (1)
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Shady Dolomite (1)
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Upper Cambrian
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Copper Ridge Dolomite (2)
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Dresbachian (1)
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Eau Claire Formation (2)
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Mount Simon Sandstone (9)
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Carboniferous
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Lower Carboniferous
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Dinantian (3)
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Mississippian
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Big Injun Sandstone (1)
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Borden Group (2)
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Logan Formation (6)
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Lower Mississippian
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Cuyahoga Formation (9)
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Kinderhookian (6)
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Osagian (4)
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Pocono Formation (2)
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Tournaisian (2)
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Middle Mississippian (1)
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Sunbury Shale (8)
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Upper Mississippian
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Chesterian
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Imo Formation (1)
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Greenbrier Limestone (1)
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Mauch Chunk Formation (1)
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Meramecian
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Salem Limestone (1)
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Pennsylvanian
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Conemaugh Group (19)
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Freeport Formation (2)
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Lower Pennsylvanian
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Morrowan (1)
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Mattoon Formation (1)
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Middle Pennsylvanian
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Allegheny Group (22)
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Atokan (5)
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Breathitt Formation (3)
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Carbondale Formation (1)
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Desmoinesian (6)
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Kanawha Formation (3)
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Monongahela Group (7)
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Pittsburgh Coal (1)
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Pottsville Group (13)
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Sharon Conglomerate (5)
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Upper Pennsylvanian
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Ames Limestone (1)
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Glenshaw Formation (3)
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Kasimovian (1)
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Missourian (3)
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Virgilian (1)
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Upper Carboniferous
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Westphalian (6)
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Chattanooga Shale (1)
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Devonian
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Cedar City Formation (1)
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Lower Devonian
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Oriskany Sandstone (4)
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Middle Devonian
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Columbus Limestone (12)
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Delaware Limestone (6)
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Detroit River Group (3)
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Dundee Limestone (4)
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Eifelian (6)
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Givetian (4)
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Hamilton Group (5)
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Jeffersonville Limestone (1)
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Ludlowville Formation (2)
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Marcellus Shale (8)
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Moscow Formation (1)
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Onondaga Limestone (3)
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Sylvania Formation (1)
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Traverse Group (1)
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Upper Devonian
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Cleveland Member (6)
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Famennian
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Wabamun Group (1)
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Frasnian (2)
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Hampshire Formation (1)
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Huron Member (7)
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Ohio Shale (20)
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Olentangy Shale (6)
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West Falls Formation (1)
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Dunkard Group (6)
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Helderberg Group (2)
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Knox Group (5)
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lower Paleozoic
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Rose Run Sandstone (8)
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New Albany Shale (3)
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Ordovician
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Clays Ferry Formation (1)
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Lexington Limestone (4)
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Lower Ordovician
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Beekmantown Group (1)
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Martinsburg Formation (1)
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Middle Ordovician
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Black River Group (5)
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Chazy Group (1)
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Decorah Shale (2)
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Glenwood Shale (1)
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Montoya Group (1)
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Trenton Group (16)
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Upper Ordovician
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Ashgillian (2)
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Caradocian (1)
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Cincinnatian
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Maysvillian (7)
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Richmondian (12)
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Edenian (8)
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Fairview Formation (17)
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Hirnantian (2)
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Juniata Formation (3)
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Katian (12)
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Kope Formation (32)
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Maquoketa Formation (1)
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Queenston Shale (1)
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Trentonian (12)
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Whitewater Formation (4)
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Utica Shale (8)
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Permian
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Chase Group (1)
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Council Grove Group (1)
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Lower Permian (3)
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Middle Permian (1)
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Phosphoria Formation (1)
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Upper Permian (1)
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Sauk Sequence (2)
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Silurian
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Bass Islands Dolomite (1)
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Lockport Formation (4)
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Lower Silurian
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Brassfield Formation (17)
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Grimsby Sandstone (2)
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Llandovery
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Aeronian (1)
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Telychian (1)
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Tuscarora Formation (5)
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Wenlock
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Homerian (1)
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Whirlpool Sandstone (1)
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Middle Silurian
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Clinton Group (19)
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Keefer Sandstone (1)
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McKenzie Formation (1)
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Niagaran (8)
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Upper Silurian
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Cayugan (1)
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Ludlow (1)
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Salina Group (1)
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upper Paleozoic
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Antrim Shale (3)
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Kaskaskia Sequence (1)
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Woodford Shale (2)
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palynomorphs
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acritarchs (3)
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Chitinozoa (5)
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miospores
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pollen (1)
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paragenesis (3)
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petroleum
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natural gas
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coalbed methane (2)
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petrology (17)
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phase equilibria (2)
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phosphorus (3)
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Plantae
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algae
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calcareous algae (1)
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Chlorophyta
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Charophyta (2)
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Pteridophyta
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Filicopsida (3)
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Lycopsida (1)
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Spermatophyta
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Gymnospermae
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Pteridospermae (1)
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plate tectonics (4)
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pollution (11)
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Precambrian
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upper Precambrian
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Proterozoic
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Mesoproterozoic (1)
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problematic fossils (8)
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limestone
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micrite (2)
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chemically precipitated rocks
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chert (5)
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clastic rocks
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arenite
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black shale (17)
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graywacke (2)
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shale (47)
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coal (13)
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sedimentary structures
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bedding plane irregularities
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ripple marks (4)
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biogenic structures
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bioherms
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bioturbation (3)
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microbial mats
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current markings (1)
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secondary structures
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concretions (6)
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seismites (1)
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soft sediment deformation
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turbidity current structures (1)
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sedimentation (66)
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sediments
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clastic sediments
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drift (4)
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gravel (4)
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loess (1)
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ooze (1)
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outwash (1)
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pebbles (2)
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sand (5)
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silt (6)
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till (15)
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marine sediments (2)
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peat (4)
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seismology (13)
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shorelines (2)
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slope stability
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