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all geography including DSDP/ODP Sites and Legs
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Arctic region
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Greenland
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Peary Land (1)
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Asia
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Far East
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China (1)
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Taiwan (2)
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Indian Peninsula
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Siberia (1)
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Atlantic Ocean
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North Atlantic
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Gulf of Mexico (1)
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Australasia
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Australia
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Avalon Zone (1)
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Canada
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Eastern Canada
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Maritime Provinces
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New Brunswick (1)
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Newfoundland and Labrador
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Newfoundland
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Port au Port Peninsula (1)
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Ontario
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Quebec
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Charlevoix (2)
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Gatineau Valley (1)
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Montreal and Jesus Islands County Quebec
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Mackenzie Mountains (1)
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Nunavut (2)
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Western Canada
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Alberta (3)
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Northwest Territories
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Sweden
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Northern Ireland
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Grandfather Mountain (1)
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Highland Rim (3)
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Hunter Valley (2)
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International Ocean Discovery Program (1)
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Mexico
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North America
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Appalachian Basin (17)
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Appalachians
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Blue Ridge Province (47)
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Central Appalachians (13)
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Cumberland Plateau (18)
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Northern Appalachians (1)
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Piedmont
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Inner Piedmont (5)
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Southern Appalachians (76)
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Valley and Ridge Province (34)
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Basin and Range Province (2)
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Oceania
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Polynesia
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Hawaii (2)
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Pine Mountain Fault (2)
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Saltville Fault (4)
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South America
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Argentina
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United States
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Alabama
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Catskill Delta (1)
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Colorado
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Hinsdale County Colorado
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Dunkard Basin (1)
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Eastern U.S.
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Southeastern U.S. (6)
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Florida (2)
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Georgia
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Baker County Georgia (1)
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Catoosa County Georgia (1)
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Chattooga County Georgia (1)
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Dade County Georgia (2)
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Floyd County Georgia (1)
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Gordon County Georgia (1)
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Murray County Georgia (2)
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Rabun County Georgia (1)
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Walker County Georgia (2)
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Whitfield County Georgia (3)
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Great Smoky Fault (2)
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Great Smoky Mountains (18)
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Hawaii (2)
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Hayesville Fault (4)
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Idaho
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Bonneville County Idaho (1)
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Illinois
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Champaign County Illinois (1)
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Cook County Illinois
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Chicago Illinois (1)
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Kankakee County Illinois (1)
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Lee County Illinois (1)
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Randolph County Illinois (1)
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Illinois Basin (11)
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Indiana
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Lawrence County Indiana (2)
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Monroe County Indiana (1)
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Iowa
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Adair County Iowa (1)
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Kansas
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Johnson County Kansas (1)
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Linn County Kansas (1)
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Miami County Kansas (1)
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Wilson County Kansas (1)
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Kentucky
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Allen County Kentucky (2)
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Ballard County Kentucky (1)
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Carlisle County Kentucky (1)
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Christian County Kentucky (1)
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Clinton County Kentucky (6)
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Cumberland County Kentucky (5)
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Fulton County Kentucky (2)
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Hickman County Kentucky (2)
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Logan County Kentucky (1)
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McCracken County Kentucky (2)
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McCreary County Kentucky (4)
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Monroe County Kentucky (1)
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Pulaski County Kentucky (1)
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Russell County Kentucky (5)
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Simpson County Kentucky (1)
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Warren County Kentucky (1)
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Wayne County Kentucky (2)
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Whitley County Kentucky (1)
-
-
Kiokee Belt (2)
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Louisiana (3)
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Maine
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Washington County Maine (1)
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Maryland (4)
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Massachusetts
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Essex County Massachusetts (1)
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Suffolk County Massachusetts
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Boston Massachusetts (1)
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Michigan (3)
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Midcontinent (8)
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Midwest (17)
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Minnesota (3)
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Mississippi
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Tippah County Mississippi (1)
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Union County Mississippi (1)
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Mississippi Embayment (55)
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Mississippi River (8)
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Mississippi Valley
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Lower Mississippi Valley (3)
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Upper Mississippi Valley (5)
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Missouri
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Dunklin County Missouri (3)
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Jefferson County Missouri (1)
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Maries County Missouri (1)
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New Madrid County Missouri
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New Madrid Missouri (14)
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Pemiscot County Missouri (4)
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Saint Francois County Missouri (1)
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Saint Louis County Missouri
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Saint Louis Missouri (4)
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Sainte Genevieve County Missouri (1)
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Scott County Missouri (1)
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Stoddard County Missouri (2)
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Viburnum Trend (1)
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Montana (5)
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Nashville Dome (15)
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Nevada
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Eureka County Nevada (1)
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Humboldt County Nevada (1)
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Lincoln County Nevada (1)
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Nye County Nevada (2)
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New Jersey (2)
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New Madrid region (141)
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New Mexico (2)
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New York
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Adirondack Mountains (1)
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Chenango County New York (1)
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Erie County New York (1)
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Greene County New York (1)
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New York City New York (2)
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Otsego County New York (1)
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Schoharie County New York (1)
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North Carolina
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Alexander County North Carolina (1)
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Ashe County North Carolina (1)
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Avery County North Carolina (1)
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Buncombe County North Carolina (3)
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Caldwell County North Carolina (1)
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Cherokee County North Carolina (2)
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Clay County North Carolina (5)
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Graham County North Carolina (1)
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Haywood County North Carolina (7)
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Henderson County North Carolina (1)
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Jackson County North Carolina (2)
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Macon County North Carolina (14)
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Madison County North Carolina (3)
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Mitchell County North Carolina (6)
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Polk County North Carolina (1)
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Swain County North Carolina (2)
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Transylvania County North Carolina (3)
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Yancey County North Carolina (4)
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Ohio (20)
-
Ohio River (1)
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Ohio River valley (1)
-
Oklahoma
-
Carter County Oklahoma (1)
-
Cleveland County Oklahoma (1)
-
Coal County Oklahoma (1)
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Criner Hills (1)
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Meers Fault (2)
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Murray County Oklahoma (1)
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Ouachita Mountains (1)
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Pennsylvania
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Blair County Pennsylvania (1)
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Luzerne County Pennsylvania (1)
-
-
Pine Mountain Window (1)
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Pulaski thrust sheet (1)
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Reelfoot Rift (27)
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Shenandoah Valley (1)
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South Carolina
-
Aiken County South Carolina
-
Aiken South Carolina (1)
-
-
Charleston County South Carolina
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Charleston South Carolina (6)
-
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Lake Jocassee (1)
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Oconee County South Carolina (2)
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Pickens County South Carolina (1)
-
Savannah River Site (1)
-
-
South Dakota (3)
-
Southern U.S. (7)
-
Tennessee
-
Anderson County Tennessee
-
Walker Branch watershed (1)
-
-
Bedford County Tennessee (3)
-
Benton County Tennessee (3)
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Blount County Tennessee (11)
-
Campbell County Tennessee (4)
-
Carroll County Tennessee (2)
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Carter County Tennessee (2)
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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 (3)
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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 (4)
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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 (3)
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Hancock County Tennessee (4)
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Hardin County Tennessee (4)
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Hawkins County Tennessee (5)
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Haywood County Tennessee (1)
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Humphreys County Tennessee (2)
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Jackson County Tennessee (5)
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Jefferson County Tennessee (11)
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Johnson County Tennessee (1)
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Knox County Tennessee (22)
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Lake County Tennessee (10)
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Lauderdale County Tennessee (1)
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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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Madison 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 (2)
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Monroe County Tennessee (6)
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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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Obion County Tennessee (3)
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Overton County Tennessee (2)
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Perry County Tennessee (3)
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Pickett County Tennessee (4)
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Polk County Tennessee
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Ducktown Tennessee (19)
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Putnam County Tennessee (3)
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Reelfoot Lake (8)
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Rhea County Tennessee (1)
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Roane County Tennessee (3)
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Rutherford County Tennessee (4)
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Scott County Tennessee (1)
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Sequatchie Valley (2)
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Sevier County Tennessee (8)
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Shelby County Tennessee
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Memphis Tennessee (39)
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Smith County Tennessee (3)
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Stewart County Tennessee (3)
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Sullivan County Tennessee (3)
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Tipton County Tennessee (3)
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Trousdale County Tennessee (1)
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Unicoi County Tennessee (2)
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Union County Tennessee (1)
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Washington County Tennessee (6)
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Wayne County Tennessee (2)
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White County Tennessee (4)
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Williamson County Tennessee (1)
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Wilson County Tennessee (3)
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Tennessee River (5)
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Tennessee Valley (2)
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Texas
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Burnet County Texas (1)
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Falls County Texas (1)
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Utah
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Millard County Utah (1)
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Salt Lake County Utah
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Salt Lake City Utah (2)
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Vermont (1)
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Virginia
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Carroll County Virginia (1)
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Grayson County Virginia (2)
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Lee County Virginia (4)
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Pittsylvania County Virginia (1)
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Roanoke County Virginia (1)
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Rockbridge County Virginia (1)
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Wabash Valley (2)
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Washington
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King County Washington
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West Virginia
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Wisconsin (4)
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commodities
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bentonite deposits (1)
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brines (9)
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construction materials (7)
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energy sources (12)
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gems (1)
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marble deposits (1)
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metal ores
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copper ores (10)
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gold ores (2)
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iron ores (2)
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lead ores (6)
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lead-zinc deposits (13)
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manganese ores (2)
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polymetallic ores (1)
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pyrite ores (1)
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strontium ores (1)
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zinc ores (27)
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mineral deposits, genesis (69)
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mineral exploration (6)
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mineral resources (1)
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oil and gas fields (7)
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petroleum
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natural gas
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sulfur deposits (1)
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talc deposits (1)
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water resources (3)
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elements, isotopes
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carbon
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C-13/C-12 (16)
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C-14 (14)
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organic carbon (2)
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halogens
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bromine
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bromide ion (1)
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chlorine
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chloride ion (1)
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Cl-37/Cl-35 (1)
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fluorine (1)
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hydrogen
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D/H (2)
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deuterium (2)
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isotope ratios (19)
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isotopes
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radioactive isotopes
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Al-26 (1)
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Be-10 (2)
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C-14 (14)
-
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stable isotopes
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Ar-40 (1)
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C-13/C-12 (16)
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Cl-37/Cl-35 (1)
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D/H (2)
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deuterium (2)
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He-3 (1)
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Nd-144/Nd-143 (2)
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O-18/O-16 (16)
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S-34/S-32 (2)
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Sr-87/Sr-86 (6)
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metals
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actinides
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uranium (2)
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alkali metals
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rubidium (1)
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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 (1)
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strontium
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Sr-87/Sr-86 (6)
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aluminum
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Al-26 (1)
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cadmium (2)
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chromium (2)
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cobalt (1)
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copper (2)
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gallium (1)
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germanium (1)
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iron
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ferric iron (1)
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lead (5)
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manganese (7)
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nickel (1)
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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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zinc (24)
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zirconium (2)
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nitrogen
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noble gases
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argon
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Ar-40 (1)
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helium
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oxygen
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O-18/O-16 (16)
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phosphorus (1)
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sulfur
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S-34/S-32 (2)
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fossils
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borings (2)
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burrows (4)
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Chordata
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Vertebrata
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Pisces
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Osteichthyes
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Actinopterygii
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Tetrapoda
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Labyrinthodontia
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Temnospondyli (1)
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Aves (1)
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Mammalia
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Theria
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Insectivora
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Perissodactyla (1)
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Rodentia (2)
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Reptilia
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Archosauria
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dinosaurs
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Ornithischia
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cyanobacteria
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Graptolithina
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Invertebrata
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Redlichiida (1)
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Brachiopoda
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Articulata
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Rhynchonellida (2)
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Spiriferida
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Atrypidae (1)
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Strophomenida
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Strophomena (1)
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Bryozoa
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Cystoporata (1)
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Trepostomata (4)
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Cnidaria
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Anthozoa
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Zoantharia
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Rugosa (1)
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Tabulata (1)
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Scyphozoa
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Conulariida (1)
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Echinodermata
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Crinozoa
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Mollusca
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Gastropoda
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Archaeogastropoda
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Hyolithes (3)
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Porifera
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Protista
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Conodonta
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palynomorphs
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Plantae
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algae
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Chlorophyta
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Filicopsida (1)
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Spermatophyta
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Angiospermae
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problematic fossils (5)
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geologic age
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Cenozoic
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Tertiary
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Claiborne Group (3)
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Paleocene
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lower Paleocene
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K-T boundary (1)
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Midway Group (1)
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Porters Creek Formation (1)
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upper Cenozoic (1)
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Mesozoic
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Demopolis Chalk (1)
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Ripley Formation (2)
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Senonian (2)
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Tuscaloosa Formation (2)
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Paleozoic
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Arbuckle Group (1)
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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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Conasauga Group (10)
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Lower Cambrian
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Chilhowee Group (6)
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Murphy Marble (2)
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Rome Formation (6)
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Shady Dolomite (1)
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Upper Cambrian
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Bonneterre Formation (2)
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Copper Ridge Dolomite (3)
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Lamotte Sandstone (2)
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Maynardville Limestone (5)
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Carboniferous
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Diamond Peak Formation (1)
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Lower Carboniferous
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Dinantian (2)
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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 (18)
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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 (2)
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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 (3)
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Chesterian
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Imo Formation (1)
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Hartselle Sandstone (3)
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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 (1)
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Salem Limestone (2)
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Warsaw Formation (4)
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Monteagle Limestone (4)
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Pennington Formation (9)
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-
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Namurian (1)
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Pennsylvanian
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Lower Pennsylvanian
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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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Atokan (1)
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Upper Pennsylvanian
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Missourian (1)
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Upper Carboniferous
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Westphalian (2)
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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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Lochkovian (2)
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Oriskany Sandstone (1)
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Middle Devonian
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Millboro Shale (1)
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Upper Devonian
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Ohio Shale (1)
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-
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Dunkard Group (1)
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Knox Group (27)
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lower Paleozoic
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Ashe Formation (2)
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Cape Phillips Formation (2)
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Henderson Gneiss (1)
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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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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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Lenoir Limestone (2)
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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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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)
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Utica Shale (2)
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Viola Limestone (1)
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Permian (6)
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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
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Brassfield Formation (1)
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Llandovery (2)
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Wenlock
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Middle Silurian
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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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-
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Talladega Group (1)
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upper Paleozoic (4)
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Phanerozoic (2)
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Precambrian
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upper Precambrian
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Proterozoic
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Mesoproterozoic (6)
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Neoproterozoic
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Ediacaran (1)
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Walden Creek Group (5)
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-
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-
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igneous rocks
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igneous rocks
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plutonic rocks
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gabbros
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granites (6)
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pegmatite (2)
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-
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volcanic rocks
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basalts
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mid-ocean ridge basalts (1)
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pyroclastics
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tuff (1)
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-
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ophiolite (2)
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volcanic ash (3)
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metamorphic rocks
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K-bentonite (4)
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amphibolites
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halides
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K-bentonite (4)
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silicates
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amphibole group
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pyroxene group
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clinopyroxene
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framework silicates
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silica minerals
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orthosilicates
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zircon group
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zircon (20)
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sorosilicates
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epidote group
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ring silicates
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emerald (1)
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tourmaline group
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sheet silicates
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chlorite group
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clay minerals
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corrensite (1)
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illite (3)
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talc (1)
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sulfates
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celestine (1)
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sulfides
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tungstates
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scheelite (1)
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Primary terms
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absolute age (45)
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Arctic region
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Asia
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Australasia
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Western Canada
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carbon
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C-13/C-12 (16)
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C-14 (14)
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organic carbon (2)
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Caribbean region
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catalogs (4)
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Cenozoic
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Quaternary
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Holocene
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upper Holocene (15)
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Pleistocene
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Loveland Loess (1)
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upper Pleistocene
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Wisconsinan
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upper Quaternary (3)
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Tertiary
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Neogene
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Pliocene
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lower Pliocene (1)
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upper Pliocene (1)
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-
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Paleogene
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Eocene
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middle Eocene
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Claiborne Group (3)
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upper Eocene
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Jackson Group (1)
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-
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Paleocene
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lower Paleocene
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K-T boundary (1)
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Midway Group (1)
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Porters Creek Formation (1)
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-
-
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upper Cenozoic (1)
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Central America
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Panama
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Panama Canal Zone (1)
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chemical analysis (3)
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Chordata
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Vertebrata
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Pisces
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Osteichthyes
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Actinopterygii
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Teleostei
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Cypriniformes
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Cyprinidae (1)
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-
-
-
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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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Aves (1)
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Mammalia
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Theria
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Eutheria
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Carnivora
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Canidae (1)
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Insectivora
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Soricidae (1)
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Perissodactyla (1)
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Rodentia (2)
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Reptilia
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Archosauria
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dinosaurs
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Ornithischia
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Ornithopoda
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Hadrosauridae (1)
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clay mineralogy (11)
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climate change (2)
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construction materials (7)
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continental drift (3)
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crust (40)
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ichnofossils
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igneous rocks
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volcanic rocks
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inclusions
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Invertebrata
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Insecta (1)
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Brachiopoda
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Strophomenida
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Bryozoa
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Conulariida (1)
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Echinodermata
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Echinozoa
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Cyclocystoidea (1)
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-
-
Mollusca
-
Bivalvia
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Cyrtodontida (1)
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-
Cephalopoda
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Ammonoidea (1)
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Nautiloidea
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Nautilus (1)
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-
-
Gastropoda
-
Archaeogastropoda
-
Bellerophontina (1)
-
-
Neogastropoda (1)
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-
Hyolithes (3)
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Scaphopoda (1)
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-
Porifera
-
Demospongea (3)
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Hexactinellida (1)
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Stromatoporoidea (1)
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-
Protista
-
Foraminifera (3)
-
-
-
isostasy (2)
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isotopes
-
radioactive isotopes
-
Al-26 (1)
-
Be-10 (2)
-
C-14 (14)
-
-
stable isotopes
-
Ar-40 (1)
-
C-13/C-12 (16)
-
Cl-37/Cl-35 (1)
-
D/H (2)
-
deuterium (2)
-
He-3 (1)
-
Nd-144/Nd-143 (2)
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O-18/O-16 (16)
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S-34/S-32 (2)
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Sr-87/Sr-86 (6)
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-
-
land use (3)
-
lineation (1)
-
mantle (7)
-
maps (19)
-
marble deposits (1)
-
marine installations (1)
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Mesozoic
-
Cretaceous
-
Upper Cretaceous
-
Campanian (1)
-
Demopolis Chalk (1)
-
Fox Hills Formation (1)
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K-T boundary (1)
-
Maestrichtian (2)
-
Pierre Shale (1)
-
Ripley Formation (2)
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Senonian (2)
-
Tuscaloosa Formation (2)
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-
-
-
metal ores
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copper ores (10)
-
gold ores (2)
-
iron ores (2)
-
lead ores (6)
-
lead-zinc deposits (13)
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manganese ores (2)
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polymetallic ores (1)
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pyrite ores (1)
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strontium ores (1)
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zinc ores (27)
-
-
metals
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actinides
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uranium (2)
-
-
alkali metals
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rubidium (1)
-
-
alkaline earth metals
-
beryllium
-
Be-10 (2)
-
-
calcium (1)
-
magnesium (1)
-
strontium
-
Sr-87/Sr-86 (6)
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-
-
aluminum
-
Al-26 (1)
-
-
cadmium (2)
-
chromium (2)
-
cobalt (1)
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copper (2)
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gallium (1)
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germanium (1)
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iron
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ferric iron (1)
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-
lead (5)
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manganese (7)
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nickel (1)
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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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tungsten (1)
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zinc (24)
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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 (2)
-
-
granulites (2)
-
impactites
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impact breccia (1)
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-
marbles (2)
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metaigneous rocks
-
metagabbro (1)
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-
metasedimentary rocks
-
meta-arkose (2)
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metaconglomerate (1)
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metapelite (1)
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metasandstone (1)
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metasiltstone (1)
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paragneiss (2)
-
-
metavolcanic rocks (2)
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migmatites (2)
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mylonites
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ultramylonite (1)
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quartzites (2)
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slates (2)
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metamorphism (36)
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metasomatism (15)
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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 (69)
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mineral exploration (6)
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mineral resources (1)
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mineralogy (28)
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minerals (17)
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Mohorovicic discontinuity (4)
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nitrogen
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organic nitrogen (1)
-
-
noble gases
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argon
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Ar-40 (1)
-
-
helium
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He-3 (1)
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-
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nodules (2)
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North America
-
Appalachian Basin (17)
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Appalachians
-
Appalachian Plateau (3)
-
Blue Ridge Mountains (17)
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Blue Ridge Province (47)
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Central Appalachians (13)
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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 (5)
-
-
Southern Appalachians (76)
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Valley and Ridge Province (34)
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-
Basin and Range Province (2)
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Eastern Overthrust Belt (2)
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Great Plains (1)
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Gulf Coastal Plain (7)
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Mexicali Valley (1)
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Michigan Basin (2)
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Mississippi River basin (2)
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Rocky Mountains
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Canadian Rocky Mountains (1)
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-
-
Northern Hemisphere (1)
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nuclear facilities (2)
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ocean floors (1)
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Oceania
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Polynesia
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Hawaii (2)
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-
-
oil and gas fields (7)
-
orogeny (20)
-
oxygen
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O-18/O-16 (16)
-
-
paleobotany (7)
-
paleoclimatology (13)
-
paleoecology (26)
-
paleogeography (23)
-
paleomagnetism (3)
-
paleontology (53)
-
Paleozoic
-
Arbuckle Group (1)
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Bedford Shale (1)
-
Berea Sandstone (1)
-
Bird Spring Formation (1)
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Cambrian
-
Conasauga Group (10)
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Lower Cambrian
-
Chilhowee Group (6)
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Murphy Marble (2)
-
Rome Formation (6)
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Shady Dolomite (1)
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-
Middle Cambrian (2)
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Upper Cambrian
-
Bonneterre Formation (2)
-
Copper Ridge Dolomite (3)
-
Lamotte Sandstone (2)
-
Maynardville Limestone (5)
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-
-
Carboniferous
-
Diamond Peak Formation (1)
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Lower Carboniferous
-
Dinantian (2)
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-
Mississippian
-
Borden Group (1)
-
Harrodsburg Limestone (1)
-
Lower Mississippian
-
Fort Payne Formation (18)
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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 (2)
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-
Newman Limestone (3)
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Ramp Creek Formation (1)
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Upper Mississippian
-
Bangor Limestone (3)
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Chesterian
-
Imo Formation (1)
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-
Hartselle Sandstone (3)
-
Hinton Formation (1)
-
Mauch Chunk Formation (1)
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Meramecian
-
Saint Louis Limestone (2)
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Sainte Genevieve Limestone (1)
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Salem Limestone (2)
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Warsaw Formation (4)
-
-
Monteagle Limestone (4)
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Pennington Formation (9)
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-
-
Namurian (1)
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Pennsylvanian
-
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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Atokan (1)
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-
Upper Pennsylvanian
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Missourian (1)
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-
-
Upper Carboniferous
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Westphalian (2)
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-
-
Chattanooga Shale (19)
-
Deadwood Formation (1)
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Devonian
-
Lower Devonian
-
Emsian (1)
-
Gedinnian (1)
-
Lochkovian (2)
-
Oriskany Sandstone (1)
-
-
Middle Devonian
-
Eifelian (1)
-
-
Millboro Shale (1)
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Upper Devonian
-
Famennian (1)
-
Frasnian (2)
-
Ohio Shale (1)
-
-
-
Dunkard Group (1)
-
Knox Group (27)
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lower Paleozoic
-
Ashe Formation (2)
-
Cape Phillips Formation (2)
-
Henderson Gneiss (1)
-
-
middle Paleozoic
-
Hillabee Chlorite Schist (1)
-
-
New Albany Shale (3)
-
Ordovician
-
Chickamauga Group (4)
-
Lower Ordovician
-
Arenigian (1)
-
Kingsport Formation (5)
-
Mascot Dolomite (7)
-
-
Martinsburg Formation (2)
-
Middle Ordovician
-
Black River Group (2)
-
Blackriverian (1)
-
Bromide Formation (4)
-
Chazyan (2)
-
Decorah Shale (1)
-
Deicke Bentonite Bed (1)
-
Lenoir Limestone (2)
-
Llanvirnian (1)
-
Millbrig Bentonite Bed (2)
-
Normanskill Formation (1)
-
Platteville Formation (2)
-
Schenectady Formation (1)
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Stones River Group (3)
-
-
Trenton Group (6)
-
Upper Ordovician
-
Ashgillian (1)
-
Caradocian (3)
-
Cincinnatian
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Richmondian (2)
-
-
Fernvale Formation (1)
-
Juniata Formation (1)
-
Maquoketa Formation (2)
-
Mohawkian (6)
-
Sandbian (1)
-
Trentonian (6)
-
-
Utica Shale (2)
-
Viola Limestone (1)
-
-
Permian (6)
-
Silurian
-
Clinch Sandstone (2)
-
Henryhouse Formation (1)
-
Lower Silurian
-
Brassfield Formation (1)
-
Llandovery (2)
-
Wenlock
-
Homerian (1)
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-
-
Middle Silurian
-
Racine Dolomite (2)
-
Waldron Shale (2)
-
-
Niagaran (3)
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Rockwood Formation (2)
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Upper Silurian
-
Ludlow (5)
-
-
-
Talladega Group (1)
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upper Paleozoic (4)
-
-
palynology (1)
-
palynomorphs
-
acritarchs (5)
-
miospores
-
pollen (3)
-
-
-
paragenesis (12)
-
petroleum
-
natural gas
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shale gas (1)
-
-
-
petrology (34)
-
Phanerozoic (2)
-
phase equilibria (8)
-
phosphorus (1)
-
Plantae
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algae
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calcareous algae (2)
-
Chlorophyta
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Tasmanites (1)
-
-
Rhodophyta (1)
-
-
Pteridophyta
-
Filicopsida (1)
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Lycopsida (1)
-
-
Spermatophyta
-
Angiospermae
-
Dicotyledoneae
-
Acer (1)
-
-
-
Gymnospermae
-
Coniferales (1)
-
Pteridospermae (1)
-
-
-
-
plate tectonics (20)
-
pollution (15)
-
Precambrian
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Archean (1)
-
Great Smoky Group (3)
-
upper Precambrian
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Proterozoic
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Mesoproterozoic (6)
-
Neoproterozoic
-
Ediacaran (1)
-
Walden Creek Group (5)
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-
-
-
-
problematic fossils (5)
-
Pterobranchia (1)
-
reclamation (3)
-
reefs (4)
-
remote sensing (9)
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roads (11)
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rock mechanics (8)
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sea-level changes (8)
-
sedimentary petrology (30)
-
sedimentary rocks
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bauxite (3)
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carbonate rocks
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dolostone (9)
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grainstone (4)
-
limestone
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micrite (2)
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microbialite (1)
-
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packstone (4)
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wackestone (4)
-
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chemically precipitated rocks
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chert (4)
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evaporites (2)
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phosphate rocks (1)
-
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clastic rocks
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arenite (2)
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bentonite (7)
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black shale (5)
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claystone (2)
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conglomerate (1)
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mudstone (3)
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sandstone (17)
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shale (19)
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siltstone (4)
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tonstein (1)
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coal (4)
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sedimentary structures
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bedding plane irregularities
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mudcracks (1)
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ripple marks (1)
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biogenic structures
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algal structures (1)
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bioherms (1)
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bioturbation (1)
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girvanella (1)
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lebensspuren (3)
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stromatolites (4)
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thrombolites (1)
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planar bedding structures
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bedding (5)
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cross-bedding (4)
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cross-laminations (2)
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cyclothems (1)
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laminations (3)
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secondary structures
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concretions (1)
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geodes (1)
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stylolites (3)
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soft sediment deformation
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clastic dikes (3)
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olistoliths (1)
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sedimentation (39)
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sediments
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clastic sediments
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alluvium (6)
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loess (3)
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mud (1)
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residuum (1)
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sand (5)
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marine sediments (2)
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seismology (45)
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slope stability (9)
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soil mechanics (19)
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soils
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Alluvial soils (1)
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Clay soils (1)
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Inceptisols (1)
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Lithosols (1)
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Ultisols (3)
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South America
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Amazonian Craton (1)
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Argentina
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Jujuy Argentina (1)
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Chile (1)
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spectroscopy (3)
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springs (6)
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standard materials (1)
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stratigraphy (44)
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structural analysis (10)
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structural geology (30)
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sulfur
-
S-34/S-32 (2)
-
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sulfur deposits (1)
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symposia (1)
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talc deposits (1)
-
tectonics
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neotectonics (25)
-
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tectonophysics (2)
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thallophytes (5)
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thermal waters (1)
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underground installations (2)
-
United States
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Alabama
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Ohio (20)
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Journal Article
Drought-induced seismicity modulation in the New Madrid Seismic Zone, central United States
Journal: Geosphere
Publisher: Geological Society of America
Published: 26 August 2024
Geosphere (2024) 20 (5): 1347–1363.
Journal Article
Mineralogical Society of America
Journal: Elements
Publisher: Mineralogical Society of America
Published: 01 June 2024
Elements (2024) 20 (3): 204–205.
Journal Article
Regional seismic velocity model for the U.S. Atlantic and Gulf Coastal Plains based on measured shear wave velocity, sediment thickness, and surface geology
Cassie Gann-Phillips, EERI, Ashly Cabas, EERI, Chunyang Ji, EERI, Chris Cramer, EERI, James Kaklamanos, EERI, Oliver Boyd
Journal: Earthquake Spectra
Publisher: Earthquake Engineering Research Institute
Published: 01 May 2024
Earthquake Spectra (2024) 40 (2): 1269–1300.
Journal Article
New Minerals from the Redmond Mine, North Carolina, USA: V. Finescreekite and Hayelasdiite, Two New Thiosulfate Minerals Containing Cubane-Like Pb 4 O 4 Structural Units
Publisher: Mineralogical Association of Canada
Published: 22 April 2024
The Canadian Journal of Mineralogy and Petrology (2024) 62 (2): 379–390.
Journal Article
New Minerals from the Redmond Mine, North Carolina, USA: VI. Boojumite and Kennygayite, Two New Minerals with Structures Based on Chains of Oxocentered OPb 4 Tetrahedra
Publisher: Mineralogical Association of Canada
Published: 22 April 2024
The Canadian Journal of Mineralogy and Petrology (2024) 62 (2): 391–403.
Journal Article
Limited Evidence of Late Quaternary Tectonic Surface Deformation in the Eastern Tennessee Seismic Zone, United States
Publisher: Seismological Society of America
Published: 25 March 2024
Bulletin of the Seismological Society of America (2024) 114 (4): 1920–1940.
Includes: Supplemental Content
Journal Article
New Minerals from the Redmond Mine, North Carolina, USA: IV. Haywoodite and Hanahanite, Two New Minerals Containing Gordaite-Like Sheets
Publisher: Mineralogical Association of Canada
Published: 28 December 2023
The Canadian Journal of Mineralogy and Petrology (2023) 61 (6): 1137–1149.
Journal Article
Topographic Controls on the Duration of Sinkhole Flooding in Central Tennessee, USA
Published: 05 December 2023
Environmental & Engineering Geoscience (2023) 29 (4): 275–290.
Journal Article
New Minerals from the Redmond Mine, North Carolina, USA: III. Cherokeeite and Cuprocherokeeite, Two New Minerals Containing [Pb 2 (Zn , Cu 2+ )(OH) 4 ] 2+ Chains
Publisher: Mineralogical Association of Canada
Published: 20 July 2023
The Canadian Journal of Mineralogy and Petrology (2023) 61 (3): 635–647.
Journal Article
New Minerals from the Redmond Mine, North Carolina, USA: II. Cubothioplumbite and Hexathioplumbite, Two New Minerals Containing the Cubane-Like [Pb 4 (OH) 4 ] 4+ Structural Unit
Publisher: Mineralogical Association of Canada
Published: 20 July 2023
The Canadian Journal of Mineralogy and Petrology (2023) 61 (3): 623–633.
Journal Article
Pleurocystites ? scylla , a new species of pleurocystitid rhombiferan, and comments on early echinoderm teratologies
Journal: Journal of Paleontology
Publisher: Paleontological Society
Published: 01 May 2023
Journal of Paleontology (2023) 97 (3): 631–638.
Journal Article
New specimens of Cyclocystoides scammaphoris (Echinodermata) from the Upper Ordovician rocks of the American midcontinent with implications for cyclocystoid functional morphology
Journal: Journal of Paleontology
Publisher: Paleontological Society
Published: 01 May 2023
Journal of Paleontology (2023) 97 (3): 639–651.
Journal Article
Using an Inventory of Unstable Slopes to Prioritize Probabilistic Rockfall Modeling and Acid-Base Accounting in Great Smoky Mountains National Park
Published: 28 March 2023
Environmental & Engineering Geoscience (2023) 29 (2): 73–91.
Journal Article
Possible Fault Communication between the Memphis Sand Aquifer and the Mississippi River
Published: 28 March 2023
Environmental & Engineering Geoscience (2023) 29 (2): 105–114.
Journal Article
Anomalous Crustal Stress in the Eastern Tennessee Seismic Zone
Journal: Seismological Research Letters
Publisher: Seismological Society of America
Published: 16 March 2023
Seismological Research Letters (2023) 94 (3): 1643–1655.
Includes: Supplemental Content
Journal Article
New Minerals from the Redmond Mine, North Carolina, USA: I. Redmondite, Hydroredmondite, and Sulfatoredmondite, Three Minerals Containing the Novel [Pb 8 O 2 Zn(OH) 6 ] 8+ Structural Unit
Publisher: Mineralogical Association of Canada
Published: 10 March 2023
The Canadian Journal of Mineralogy and Petrology (2023) 61 (1): 189–202.
Journal Article
Dolomite cement microstratigraphy: A record of brine evolution and ore precipitation mechanisms, upper Knox Group, Tennessee and Kentucky, USA
J. Richard Kyle, Thomas R. Quintero, Estibalitz Ukar, Nathan R. Miller, Sara J. Elliott, Matthew Colbert
Journal: Geology
Publisher: Geological Society of America
Published: 23 February 2023
Geology (2023) 51 (4): 392–396.
Journal Article
Review and revision of the Olivoidea (Neogastropoda) from the Paleocene and Eocene of the U.S. Gulf Coastal Plain
Journal: Journal of Paleontology
Publisher: Paleontological Society
Published: 01 February 2023
Journal of Paleontology (2023) 97 (S91): 1–42.
Journal Article
Geographic and temporal morphological stasis in the latest Cretaceous ammonoid Discoscaphites iris from the U.S. Gulf and Atlantic Coastal Plains
James D. Witts, Corinne E. Myers, Matthew P. Garb, Kayla M. Irizarry, Ekaterina Larina, Anastasia Rashkova, Neil H. Landman
Journal: Paleobiology
Publisher: Paleontological Society
Published: 01 February 2023
Paleobiology (2023) 49 (1): 153–175.
Journal Article
SHRIMP U–Pb geochronology of Mesoproterozoic basement and overlying Ocoee Supergroup, NC–TN: dating diagenetic xenotime and monazite overgrowths on detrital minerals to determine the age of sedimentary deposition
Journal: Canadian Journal of Earth Sciences
Publisher: Canadian Science Publishing
Published: 01 February 2023
Canadian Journal of Earth Sciences (2023) 60 (6): 583–615.
Includes: Supplemental Content
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