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all geography including DSDP/ODP Sites and Legs
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Africa
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Cape Verde Islands (1)
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Central Africa
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East Africa
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Central Europe
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Germany
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Poland
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Switzerland
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Spain
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Italy
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Trentino-Alto Adige Italy
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Veneto Italy
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Romania
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Serbia (1)
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Western Europe
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Franklin Mountains (1)
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Front Range (136)
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Indian Ocean Islands
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Magdalena Mountains (1)
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Malay Archipelago
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Mediterranean region (1)
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Mediterranean Sea
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Mexico
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North America
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Oslo Rift (1)
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North Pacific
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Saint Kevin Gulch (1)
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Larimer County Colorado
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Loveland Colorado (1)
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Mahogany Zone (2)
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Mesa County Colorado
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Grand Junction Colorado (1)
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Mineral County Colorado
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Creede Caldera (6)
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Creede Colorado (5)
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Creede mining district (15)
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Moffat County Colorado (18)
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Montezuma County Colorado (11)
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Montrose County Colorado (15)
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Morgan County Colorado (1)
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Needle Mountains (7)
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Ouray County Colorado (18)
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Park County Colorado
-
Alma mining district (1)
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Piceance Basin (27)
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Pikes Peak Batholith (4)
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Pitkin County Colorado (21)
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Pueblo County Colorado
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Pueblo Colorado (4)
-
-
Rangely Anticline (1)
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Rio Blanco County Colorado
-
Rangely Colorado (9)
-
-
Rio Grande County Colorado (11)
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Rocky Flats Plant (2)
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Rocky Mountain National Park (7)
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Routt County Colorado (12)
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Saguache County Colorado (24)
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San Juan County Colorado
-
Silverton Caldera (11)
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Silverton Colorado (5)
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-
San Juan volcanic field (27)
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San Miguel County Colorado (34)
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Sawatch Range
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Mount Antero (2)
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Summit County Colorado
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Dillon Colorado (1)
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Teller County Colorado
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Cripple Creek Colorado (6)
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Florissant Fossil Beds National Monument (19)
-
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Wattenberg Field (1)
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Weld County Colorado
-
Greeley Colorado (1)
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Wet Mountains (26)
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White River Plateau (7)
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Yampa River (1)
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-
Colorado Lineament (2)
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Colorado Plateau (405)
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Culpeper Basin (1)
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Death Valley National Park (1)
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Delaware Basin (1)
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Denver Basin (86)
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Dinosaur National Monument (14)
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Dunkard Basin (1)
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Eastern California shear zone (1)
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Eastern U.S. (7)
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Florida
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Jackson County Florida (1)
-
-
Four Corners (44)
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Georgia
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McIntosh County Georgia
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Sapelo Island (1)
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-
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Gila River (1)
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Great Basin (55)
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Hardeman Basin (1)
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Hawaii
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Hawaii Island
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Hilo Hawaii (1)
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Kohala (1)
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-
-
Honolulu County Hawaii
-
Oahu
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Honolulu Hawaii (3)
-
-
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Mauna Loa (1)
-
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High Plains Aquifer (1)
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Hueco Mountains (1)
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Hugoton Embayment (1)
-
Hurricane Fault (2)
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Idaho
-
Ada County Idaho
-
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-
-
Bannock County Idaho (1)
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Bear Lake County Idaho (4)
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Cassia County Idaho (3)
-
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Snake River plain (2)
-
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Illinois (5)
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-
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-
Iowa
-
Dallas County Iowa (1)
-
-
Ismay Zone (1)
-
Kansas
-
Ellis County Kansas (1)
-
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-
Hamilton County Kansas (2)
-
Hugoton Field (2)
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Logan County Kansas (1)
-
Pawnee County Kansas (1)
-
Republic County Kansas (1)
-
Russell County Kansas (2)
-
-
Kentucky (5)
-
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-
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-
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-
Maryland (1)
-
Massachusetts (1)
-
Michigan (3)
-
Midcontinent (13)
-
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-
Minnesota (7)
-
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-
Mississippi Valley (3)
-
Missouri (9)
-
Mojave Desert (11)
-
Montana
-
Big Snowy Mountains (1)
-
Boulder Batholith (1)
-
Bridger Range (1)
-
Butte mining district (1)
-
Carbon County Montana (1)
-
Gallatin County Montana
-
Three Forks Montana (1)
-
-
Lewis and Clark County Montana (2)
-
Little Belt Mountains (1)
-
McCone County Montana (1)
-
Silver Bow County Montana
-
Butte Montana (3)
-
-
-
Moxa Arch (1)
-
Mullen Creek-Nash Fork shear zone (1)
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Nebraska
-
Dawes County Nebraska (1)
-
Loup County Nebraska (1)
-
Sioux County Nebraska (2)
-
-
Nevada
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Arrow Canyon Range (1)
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-
Clark County Nevada
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Las Vegas Nevada (2)
-
-
Egan Range (2)
-
Elko County Nevada
-
Carlin Nevada (1)
-
Independence Mountains (1)
-
-
Esmeralda County Nevada (1)
-
Humboldt County Nevada (1)
-
Lincoln County Nevada (2)
-
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-
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-
Nye County Nevada (3)
-
Pershing County Nevada
-
Humboldt Range (2)
-
-
Roberts Mountains Allochthon (2)
-
Washoe County Nevada
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White Pine County Nevada
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-
-
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New England (1)
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-
New Mexico
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Catron County New Mexico
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Mogollon Mountains (1)
-
-
Cibola County New Mexico (1)
-
Colfax County New Mexico (2)
-
Datil-Mogollon volcanic field (4)
-
Dona Ana County New Mexico (1)
-
Eddy County New Mexico
-
Carlsbad Caverns (1)
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Lechuguilla Cave (1)
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-
Grant County New Mexico (2)
-
Hidalgo County New Mexico (1)
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Jemez Lineament (6)
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Lea County New Mexico (1)
-
Luna County New Mexico
-
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-
-
McKinley County New Mexico
-
Grants mining district (1)
-
-
Picuris Range (3)
-
Rio Arriba County New Mexico (6)
-
San Juan County New Mexico (8)
-
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-
Sandoval County New Mexico (3)
-
Santa Fe County New Mexico
-
Santa Fe New Mexico (1)
-
-
Socorro County New Mexico
-
Socorro New Mexico (3)
-
-
Taos County New Mexico
-
Questa Caldera (1)
-
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Taos Plateau (3)
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Tusas Mountains (2)
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Valencia County New Mexico (1)
-
-
New York
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Franklin County New York (1)
-
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-
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Saint Lawrence County New York
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-
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Newark Basin (1)
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North Carolina
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North Dakota (18)
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Ohio
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Portage County Ohio (1)
-
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Oklahoma
-
Arbuckle Anticline (1)
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-
Carter County Oklahoma (1)
-
Comanche County Oklahoma (1)
-
Criner Hills (1)
-
Kay County Oklahoma (1)
-
Le Flore County Oklahoma (1)
-
Marshall County Oklahoma (1)
-
Meers Fault (1)
-
Murray County Oklahoma (1)
-
Pontotoc County Oklahoma (1)
-
Wichita Uplift (1)
-
-
Oregon
-
Marion County Oregon (1)
-
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-
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Orogrande Basin (1)
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Pennsylvania
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-
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-
Sevier orogenic belt (67)
-
South Carolina
-
Charleston County South Carolina
-
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-
-
-
South Dakota
-
Badlands National Park (1)
-
Fall River County South Dakota (2)
-
Pennington County South Dakota (2)
-
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-
-
South Platte River (2)
-
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-
Southwestern U.S. (46)
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Shelby County Tennessee
-
Memphis Tennessee (2)
-
-
-
Texas
-
Amarillo Uplift (1)
-
Brewster County Texas
-
Big Bend National Park (2)
-
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Comal County Texas (1)
-
East Texas (1)
-
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-
Galveston County Texas
-
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-
-
Hartley County Texas (1)
-
Llano Uplift (1)
-
Lubbock County Texas (1)
-
Martin County Texas (1)
-
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-
Moore County Texas (1)
-
Potter County Texas (1)
-
Presidio County Texas (1)
-
Terrell County Texas (1)
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Val Verde Basin (1)
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West Texas (3)
-
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Trans-Pecos (1)
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San Juan Mountains
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Creede Caldera (6)
-
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Sangre de Cristo Mountains (26)
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Sawatch Range
-
Mount Antero (2)
-
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Spanish Peaks (2)
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Uinta Mountains (51)
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Wind River Range (11)
-
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Uinta Basin (120)
-
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-
Utah
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Arches National Park (11)
-
Beaver County Utah (4)
-
Bingham mining district (8)
-
Box Elder County Utah (8)
-
Cache County Utah (15)
-
Canyonlands National Park (27)
-
Carbon County Utah (36)
-
Daggett County Utah (8)
-
Davis County Utah (8)
-
Duchesne County Utah (19)
-
Emery County Utah
-
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-
-
Garfield County Utah (51)
-
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-
Moab Utah (18)
-
-
Grand Staircase-Escalante National Monument (6)
-
Great Salt Lake (6)
-
Henry Mountains (25)
-
Hill Air Force Base (5)
-
Iron County Utah (4)
-
Juab County Utah (7)
-
Kaiparowits Plateau (23)
-
Kane County Utah (34)
-
Millard County Utah (11)
-
Morgan County Utah (10)
-
Oquirrh Mountains (5)
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Piute County Utah
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-
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Rich County Utah (13)
-
Salt Lake County Utah
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-
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-
-
San Juan County Utah (107)
-
San Rafael Swell (31)
-
Sanpete County Utah (21)
-
Sevier County Utah (25)
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-
Park City Utah (7)
-
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Thomas Range (2)
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Tintic mining district (2)
-
Tooele County Utah (2)
-
Uintah County Utah (32)
-
Utah County Utah
-
Provo Utah (8)
-
-
Wasatch County Utah (5)
-
Wasatch Plateau (33)
-
Washington County Utah (12)
-
Wayne County Utah (38)
-
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Zion National Park (1)
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Converse County Wyoming (4)
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Rock Springs Uplift (12)
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Sierra Madre Range (5)
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Sublette County Wyoming
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Sweetwater County Wyoming
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Teapot Dome (1)
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Wyoming Province (16)
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USSR (2)
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commodities
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brines (22)
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polymetallic ores (21)
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silver ores (35)
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tellurium ores (2)
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mineral deposits, genesis (251)
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mineral exploration (60)
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petroleum
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placers (6)
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tight sands (22)
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water resources (7)
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elements, isotopes
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boron
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B-11/B-10 (1)
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carbon
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C-13/C-12 (81)
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C-14 (36)
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organic carbon (22)
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chemical ratios (1)
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fluorine (9)
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hydrogen
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isotope ratios (135)
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Re-187/Os-188 (1)
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Rn-222 (2)
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Sm-147/Nd-144 (2)
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tritium (3)
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-
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stable isotopes
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Ar-40/Ar-39 (2)
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C-13/C-12 (81)
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deuterium (6)
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Nd-144/Nd-143 (19)
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O-18 (1)
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O-18/O-16 (91)
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Os-188/Os-187 (4)
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Pb-207/Pb-206 (3)
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Pb-208 (1)
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Pb-208/Pb-204 (4)
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Re-187/Os-188 (1)
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S-34/S-32 (29)
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Sm-147/Nd-144 (2)
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Sr-87/Sr-86 (35)
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Lu/Hf (3)
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metals
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uranium
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U-235 (1)
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U-238/Pb-206 (1)
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alkali metals
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cesium
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alkaline earth metals
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barium (2)
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Be-10 (13)
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calcium (12)
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magnesium (9)
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strontium
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Sr-87/Sr-86 (35)
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Sr-90 (1)
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-
-
aluminum
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Al-26 (5)
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antimony (1)
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iron
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lead
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Pb-204 (1)
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Pb-206/Pb-204 (9)
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Pb-207 (1)
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Pb-207/Pb-204 (4)
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Pb-207/Pb-206 (3)
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Pb-208 (1)
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Pb-208/Pb-204 (4)
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U-238/Pb-206 (1)
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manganese (6)
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platinum group
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iridium (4)
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Os-188/Os-187 (4)
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Re-187/Os-188 (1)
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Nd-144/Nd-143 (19)
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Sm-147/Nd-144 (2)
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samarium
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Sm-147/Nd-144 (2)
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scandium (1)
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ytterbium (3)
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rhenium
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Re-187/Os-188 (1)
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silver (19)
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nitrogen (7)
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noble gases
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argon
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Ar-40/Ar-39 (2)
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helium
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He-3 (3)
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He-4/He-3 (1)
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radon
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Rn-220 (1)
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Rn-222 (2)
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-
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oxygen
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dissolved oxygen (1)
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O-18 (1)
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O-18/O-16 (91)
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phosphorus (3)
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selenium (2)
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silicon (2)
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S-34/S-32 (29)
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tellurium (5)
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Chordata
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Pisces
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Osteichthyes
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Tetrapoda
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Caudata
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Aves
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Mammalia
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Multituberculata (6)
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Theria
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Amblypoda
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Artiodactyla
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Ruminantia
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Bovidae
-
Bison (1)
-
-
Tylopoda
-
Camelidae (3)
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-
-
-
Carnivora
-
Fissipeda
-
Canidae (3)
-
Ursidae (1)
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-
-
Condylarthra (6)
-
Insectivora
-
Proteutheria (1)
-
-
Lagomorpha (2)
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Perissodactyla
-
Ceratomorpha (1)
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Hippomorpha
-
Equidae
-
Equus (4)
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-
-
-
Pholidota (1)
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Primates
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Prosimii
-
Adapidae (1)
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-
-
Proboscidea
-
Elephantoidea
-
Elephantidae
-
Mammuthus
-
Mammuthus columbi (1)
-
-
-
-
Mastodontoidea (1)
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-
Rodentia
-
Myomorpha
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Arvicolidae (1)
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Cricetidae
-
Neotoma (1)
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-
-
-
Taeniodonta (1)
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Ungulata (1)
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-
Metatheria
-
Marsupialia
-
Polyprotodontia
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Didelphidae (3)
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-
-
-
-
Triconodonta (1)
-
-
Reptilia
-
Anapsida
-
Testudines
-
Chelonia (1)
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Cryptodira (3)
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-
-
Diapsida
-
Archosauria
-
Crocodilia
-
Eusuchia
-
Alligator
-
Alligator mississippiensis (1)
-
-
-
-
dinosaurs
-
Ornithischia
-
Ceratopsia
-
Ceratopsidae
-
Triceratops (1)
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-
-
Ornithopoda
-
Hadrosauridae (1)
-
-
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Saurischia
-
Sauropodomorpha
-
Prosauropoda (1)
-
Sauropoda
-
Camarasaurus (5)
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Diplodocidae
-
Apatosaurus (1)
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Diplodocus (1)
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-
-
-
Theropoda
-
Carnosauria
-
Allosaurus (1)
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-
Coelurosauria
-
Dromaeosauridae (1)
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Tyrannosauridae
-
Tyrannosaurus (1)
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-
-
-
-
-
Pterosauria (6)
-
-
Lepidosauria
-
Rhynchocephalia
-
Sphenodontidae (1)
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-
Squamata
-
Lacertilia (2)
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Serpentes (1)
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-
-
Sauropterygia
-
Plesiosauria (1)
-
-
Trilophosauria (1)
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-
Synapsida
-
Pelycosauria (2)
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Therapsida
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Dicynodontia (1)
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-
-
-
-
-
-
coprolites (3)
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Cyclostomata (2)
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fungi (1)
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Graptolithina
-
Dendroidea (1)
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Graptoloidea (1)
-
-
Hemichordata (1)
-
ichnofossils
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Cruziana (3)
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Eubrontes (1)
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Glossifungites (3)
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Grallator (2)
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Nereites (1)
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Ophiomorpha
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Ophiomorpha nodosa (1)
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-
Palaeophycus (1)
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Planolites (3)
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Skolithos (6)
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Thalassinoides (4)
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Zoophycos (2)
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-
Invertebrata
-
Arthropoda
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Chelicerata
-
Arachnida (5)
-
-
Mandibulata
-
Crustacea
-
Branchiopoda (2)
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Malacostraca (6)
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Ostracoda
-
Podocopida
-
Cypridocopina
-
Cyprididae
-
Candona (1)
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-
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Cytherocopina
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Cytheracea
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Cyprideis (1)
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-
-
-
-
-
Insecta
-
Pterygota
-
Neoptera
-
Endopterygota
-
Coleoptera (2)
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Diptera (4)
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-
Exopterygota
-
Hemiptera (2)
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Orthoptera (2)
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-
-
Palaeoptera
-
Ephemeroptera (1)
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-
-
-
-
Trilobitomorpha
-
Trilobita
-
Agnostida (2)
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Corynexochida (2)
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Ptychopariida (1)
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-
-
-
Brachiopoda
-
Articulata
-
Orthida
-
Enteletacea
-
Schizophoria (1)
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-
-
Spiriferida
-
Cyrtospirifer (1)
-
-
Terebratulida (1)
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-
-
Bryozoa
-
Cryptostomata (1)
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Ctenostomata (1)
-
-
Cnidaria
-
Anthozoa (10)
-
-
Echinodermata
-
Asterozoa
-
Stelleroidea
-
Asteroidea (2)
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Ophiuroidea (1)
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-
-
Crinozoa
-
Blastoidea (3)
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Crinoidea (13)
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Cystoidea (1)
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Eocrinoidea (2)
-
-
Echinozoa
-
Echinoidea (3)
-
-
Homalozoa
-
Stylophora (1)
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-
-
Mollusca
-
Bivalvia
-
Heterodonta
-
Veneroida
-
Lucinidae (1)
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-
-
Ostreoidea
-
Gryphaea (1)
-
Ostreidae
-
Ostrea (1)
-
-
-
Palaeoheterodonta
-
Unionidae (5)
-
-
Pterioida
-
Pteriina
-
Inocerami
-
Inoceramidae (3)
-
-
Pectinacea (1)
-
-
-
-
Cephalopoda
-
Ammonoidea
-
Ammonites (4)
-
Baculites (1)
-
-
Coleoidea
-
Belemnoidea
-
Belemnitidae (1)
-
-
-
Nautiloidea (2)
-
-
Gastropoda
-
Archaeogastropoda (1)
-
-
-
Porifera
-
Calcarea (1)
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Demospongea (3)
-
Hexactinellida (1)
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Stromatoporoidea (1)
-
-
Protista
-
Foraminifera
-
Fusulinina
-
Endothyra (2)
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Fusulinidae
-
Triticites
-
Triticites ventricosus (1)
-
-
-
-
Rotaliina
-
Globigerinacea (2)
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Nodosariacea
-
Nodosariidae
-
Lenticulina (1)
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Nodosaria (1)
-
-
-
-
Textulariina
-
Lituolacea
-
Ammobaculites (1)
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Lituolidae
-
Haplophragmoides (1)
-
-
Trochammina (1)
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-
-
-
Radiolaria (3)
-
Silicoflagellata (1)
-
-
Vermes
-
Annelida (1)
-
-
-
Metazoa (1)
-
microfossils
-
Charophyta (4)
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Conodonta
-
Adetognathus (1)
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Gondolella (1)
-
Hindeodus (1)
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Icriodus (1)
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Idiognathodus (2)
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Neognathodus (2)
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Streptognathodus (1)
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-
Fusulinina
-
Endothyra (2)
-
Fusulinidae
-
Triticites
-
Triticites ventricosus (1)
-
-
-
-
problematic microfossils (1)
-
-
palynomorphs
-
acritarchs (4)
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Dinoflagellata (4)
-
miospores
-
pollen (22)
-
-
-
Plantae
-
algae
-
calcareous algae (1)
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Chlorophyta
-
Charophyta (4)
-
-
Coccolithophoraceae (1)
-
diatoms (8)
-
nannofossils (1)
-
-
Pteridophyta
-
Lycopsida
-
Lepidodendron (1)
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Sigillaria (2)
-
Stigmaria (2)
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-
-
Spermatophyta
-
Angiospermae
-
Dicotyledoneae
-
Artemisia (2)
-
Lauraceae (1)
-
-
-
Gymnospermae
-
Coniferales
-
Cupressaceae (1)
-
Picea (1)
-
Pinaceae
-
Abies (1)
-
Pinus (1)
-
-
Taxodiaceae (1)
-
-
Cycadales (1)
-
Ginkgoales
-
Ginkgo (1)
-
-
Pteridospermae (1)
-
-
-
-
problematic fossils
-
problematic microfossils (1)
-
-
thallophytes (18)
-
tracks (23)
-
trails (3)
-
-
geochronology methods
-
(U-Th)/He (19)
-
Ar/Ar (52)
-
exposure age (11)
-
fission-track dating (21)
-
He/He (3)
-
K/Ar (38)
-
lichenometry (4)
-
Lu/Hf (3)
-
Nd/Nd (2)
-
optical mineralogy (1)
-
optically stimulated luminescence (5)
-
paleomagnetism (73)
-
Pb/Pb (9)
-
Pb/Th (1)
-
racemization (6)
-
radiation damage (1)
-
Rb/Sr (11)
-
Re/Os (5)
-
Sm/Nd (5)
-
Sr/Sr (1)
-
tephrochronology (12)
-
Th/Th (1)
-
Th/U (6)
-
thermochronology (24)
-
thermoluminescence (4)
-
tree rings (2)
-
U/Pb (100)
-
U/Th/Pb (3)
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uranium disequilibrium (6)
-
-
geologic age
-
Cenozoic
-
Blancan (1)
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lower Cenozoic (2)
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Quaternary
-
Holocene
-
lower Holocene (1)
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Medieval Warm Period (2)
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Middle Ages (1)
-
middle Holocene (2)
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Neoglacial
-
Little Ice Age (1)
-
-
upper Holocene
-
Little Ice Age (1)
-
-
-
lower Quaternary (1)
-
Pleistocene
-
Bishop Tuff (2)
-
Lake Lahontan (2)
-
lower Pleistocene
-
Jaramillo Subchron (1)
-
-
Matuyama Chron (1)
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Peoria Loess (2)
-
upper Pleistocene
-
Rancholabrean (1)
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Weichselian
-
upper Weichselian
-
Allerod (2)
-
Bolling (1)
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Younger Dryas (5)
-
-
-
Wisconsinan
-
lower Wisconsinan (1)
-
upper Wisconsinan (2)
-
-
-
-
upper Quaternary
-
Brunhes Chron (1)
-
Pinedale Glaciation (5)
-
-
-
Tertiary
-
Challis Volcanics (1)
-
Climax Porphyry (2)
-
Cypress Hills Formation (1)
-
Florissant Lake Beds (23)
-
lower Tertiary (20)
-
middle Tertiary (12)
-
Muddy Creek Formation (2)
-
Neogene
-
Bidahochi Formation (4)
-
Browns Park Formation (7)
-
Capistrano Formation (1)
-
Miocene
-
Ash Hollow Formation (1)
-
Columbia River Basalt Group (1)
-
lower Miocene (5)
-
middle Miocene (2)
-
Peach Springs Tuff (2)
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upper Miocene (5)
-
-
Ogallala Formation (4)
-
Pliocene
-
upper Pliocene (7)
-
-
Salt Lake Formation (1)
-
-
Paleogene
-
Calvert Bluff Formation (1)
-
Claron Formation (2)
-
Duchesne River Formation (12)
-
Eocene
-
Absaroka Supergroup (1)
-
Bridger Formation (10)
-
Bridgerian (11)
-
Colton Formation (6)
-
Green River Formation (167)
-
Lake Gosiute (23)
-
Lake Uinta (13)
-
lower Eocene
-
Wasatchian (11)
-
Willwood Formation (3)
-
Wind River Formation (5)
-
Ypresian (1)
-
-
middle Eocene
-
Laney Shale Member (9)
-
-
Parachute Creek Member (8)
-
Uintan (2)
-
upper Eocene
-
Chadronian (4)
-
Uinta Formation (12)
-
-
Wilkins Peak Member (13)
-
-
Flagstaff Formation (7)
-
Hanna Formation (14)
-
lower Paleogene (4)
-
Oligocene
-
Brule Formation (2)
-
Creede Formation (8)
-
Fish Canyon Tuff (16)
-
lower Oligocene (3)
-
middle Oligocene (2)
-
upper Oligocene (4)
-
-
Paleocene
-
lower Paleocene
-
Danian (2)
-
K-T boundary (11)
-
Puercan (7)
-
Torrejonian (8)
-
-
Ludlow Member (1)
-
middle Paleocene (2)
-
Nacimiento Formation (2)
-
Sentinel Butte Formation (1)
-
Tullock Member (2)
-
upper Paleocene
-
Clarkforkian (3)
-
Tiffanian (8)
-
-
-
Paleocene-Eocene Thermal Maximum (7)
-
Renova Formation (1)
-
upper Paleogene (1)
-
Wasatch Formation (47)
-
White River Group (7)
-
Wilcox Group (2)
-
-
upper Tertiary (1)
-
-
upper Cenozoic (12)
-
-
Coal Measures (1)
-
Lake Bonneville (25)
-
Mesozoic
-
Cretaceous
-
Benton Formation (1)
-
Colorado Group (4)
-
Comanchean
-
Travis Peak Formation (2)
-
-
Dakota Formation (38)
-
Graneros Shale (6)
-
Lower Cretaceous
-
Albian
-
lower Albian (1)
-
upper Albian (3)
-
-
Aptian (6)
-
Barremian (2)
-
Bear River Formation (1)
-
Burro Canyon Formation (13)
-
Cedar Mountain Formation (27)
-
Cheyenne Sandstone (1)
-
Cloverly Formation (2)
-
Kiowa Formation (2)
-
McMurray Formation (1)
-
Mowry Shale (7)
-
Muddy Sandstone (4)
-
Neocomian (1)
-
Skull Creek Shale (3)
-
Travis Peak Formation (2)
-
-
Mancos Shale (87)
-
Middle Cretaceous (9)
-
Upper Cretaceous
-
Almond Formation (9)
-
Bearpaw Formation (1)
-
Blackhawk Formation (63)
-
Blair Formation (1)
-
Bridge Creek Limestone Member (3)
-
Campanian
-
lower Campanian (1)
-
upper Campanian (3)
-
-
Cardium Formation (2)
-
Carlile Shale (5)
-
Castlegate Sandstone (34)
-
Cenomanian
-
Dunvegan Formation (1)
-
lower Cenomanian (1)
-
upper Cenomanian (3)
-
-
Codell Sandstone Member (3)
-
Cody Shale (1)
-
Coniacian (8)
-
Crevasse Canyon Formation (2)
-
Ferron Sandstone Member (63)
-
Fort Hays Limestone Member (7)
-
Fox Hills Formation (8)
-
Frontier Formation (18)
-
Fruitland Formation (13)
-
Gallup Sandstone (1)
-
Greenhorn Limestone (10)
-
Gulfian
-
Aguja Formation (1)
-
Eagle Ford Formation (3)
-
Woodbine Formation (1)
-
-
Harebell Formation (1)
-
Hell Creek Formation (1)
-
Horseshoe Canyon Formation (1)
-
Judith River Formation (2)
-
Kaiparowits Formation (8)
-
Kirtland Shale (6)
-
K-T boundary (11)
-
La Ventana Sandstone (1)
-
Lance Formation (10)
-
Laramie Formation (4)
-
Lewis Shale (19)
-
Maestrichtian (25)
-
Maevarano Formation (1)
-
Menefee Formation (4)
-
Mesaverde Group (79)
-
Montana Group (1)
-
Navesink Formation (1)
-
Niobrara Formation (34)
-
Ojo Alamo Sandstone (5)
-
Parkman Sandstone (1)
-
Pictured Cliffs Sandstone (4)
-
Pierre Shale (15)
-
Point Lookout Sandstone (1)
-
Price River Formation (5)
-
Rock Springs Formation (4)
-
Santonian (7)
-
Schrader Bluff Formation (1)
-
Senonian (65)
-
Sharon Springs Member (3)
-
Smoky Hill Chalk Member (6)
-
Star Point Sandstone (12)
-
Straight Cliffs Formation (15)
-
Tropic Shale (11)
-
Tununk Member (5)
-
Tuolumne Intrusive Suite (1)
-
Turonian
-
lower Turonian (3)
-
middle Turonian (2)
-
-
Tuscaloosa Formation (1)
-
Two Medicine Formation (1)
-
Wahweap Formation (6)
-
Williams Fork Formation (23)
-
-
-
Glen Canyon Group (11)
-
Great Valley Sequence (1)
-
Jurassic
-
Arapien Shale (6)
-
Aztec Sandstone (1)
-
Bazhenov Formation (1)
-
Carmel Formation (26)
-
Lower Jurassic
-
Hettangian (1)
-
-
Middle Jurassic
-
Bajocian (4)
-
Bathonian (3)
-
Callovian (2)
-
Page Sandstone (8)
-
Summerville Formation (5)
-
Todilto Formation (2)
-
-
San Rafael Group (4)
-
Twin Creek Limestone (8)
-
Upper Jurassic
-
Arab Formation (1)
-
Bossier Formation (2)
-
Brushy Basin Member (19)
-
Buckner Formation (1)
-
Cotton Valley Group (1)
-
Entrada Sandstone (41)
-
Haynesville Formation (1)
-
Kimmeridgian (1)
-
Morrison Formation (95)
-
Oxfordian (2)
-
Portlandian (3)
-
Salt Wash Sandstone Member (13)
-
Smackover Formation (1)
-
Sundance Formation (3)
-
Tithonian (4)
-
Westwater Canyon Sandstone Member (2)
-
-
-
Kayenta Formation (10)
-
lower Mesozoic (2)
-
Moenave Formation (2)
-
Navajo Sandstone (68)
-
Newark Supergroup (2)
-
Nugget Sandstone (12)
-
Statfjord Formation (1)
-
Triassic
-
Lower Triassic
-
Dinwoody Formation (3)
-
Permian-Triassic boundary (4)
-
Smithian (4)
-
Spathian (2)
-
Thaynes Formation (12)
-
Werfenian (1)
-
-
Moenkopi Formation (25)
-
Red Peak Formation (1)
-
Upper Triassic
-
Chinle Formation (37)
-
Dockum Group (2)
-
Lockatong Formation (2)
-
Norian (1)
-
Petrified Forest Member (1)
-
Sag River Sandstone (1)
-
Shinarump Member (5)
-
Yanchang Formation (1)
-
-
-
Wingate Sandstone (14)
-
-
Paleozoic
-
Berea Sandstone (1)
-
Bird Spring Formation (1)
-
Cambrian
-
Brigham Group (3)
-
Lower Cambrian
-
Zabriskie Quartzite (1)
-
-
Middle Cambrian
-
Bright Angel Shale (2)
-
Burgess Shale (6)
-
Flathead Sandstone (2)
-
Wheeler Formation (2)
-
-
Tapeats Sandstone (1)
-
Tintic Quartzite (3)
-
Upper Cambrian
-
Dresbachian (1)
-
Furongian (3)
-
Lamotte Sandstone (2)
-
Potsdam Sandstone (1)
-
Steptoean (3)
-
-
-
Carboniferous
-
Amsden Formation (1)
-
Ely Limestone (3)
-
Jackfork Group (1)
-
Lower Carboniferous
-
Dinantian (1)
-
-
Manning Canyon Shale (4)
-
Mississippian
-
Barnett Shale (3)
-
Chainman Shale (2)
-
Leadville Formation (12)
-
Lower Mississippian
-
Joana Limestone (1)
-
Kinderhookian (1)
-
Lodgepole Formation (3)
-
Osagian (2)
-
Tournaisian (1)
-
-
Madison Group (7)
-
Middle Mississippian
-
Visean (1)
-
-
Mission Canyon Limestone (1)
-
Redwall Limestone (1)
-
Upper Mississippian
-
Chesterian (3)
-
Meramecian (1)
-
-
-
Namurian (1)
-
Pennsylvanian
-
Hermosa Group (12)
-
Lower Pennsylvanian
-
Morrowan (3)
-
-
Middle Pennsylvanian
-
Allegheny Group (1)
-
Atokan
-
Atoka Formation (1)
-
-
Desmoinesian
-
Cherokee Group (2)
-
Marmaton Group (2)
-
-
Moscovian (1)
-
Paradox Formation (22)
-
-
Minturn Formation (19)
-
Monongahela Group (1)
-
Morrow Formation (3)
-
Upper Pennsylvanian
-
Missourian
-
Kansas City Group (1)
-
Lansing Group (1)
-
-
Virgilian
-
Shawnee Group (1)
-
-
-
-
Upper Carboniferous
-
Westphalian (1)
-
-
-
Casper Formation (6)
-
Devonian
-
Guilmette Formation (1)
-
Lower Devonian (1)
-
Middle Devonian (2)
-
Miette Complex (1)
-
Old Red Sandstone (1)
-
Upper Devonian
-
Famennian
-
upper Famennian (1)
-
-
Frasnian (2)
-
Huron Member (1)
-
Jefferson Group (2)
-
Ohio Shale (1)
-
Palliser Formation (1)
-
-
-
Hanson Creek Formation (1)
-
Honaker Trail Formation (3)
-
Laborcita Formation (1)
-
lower Paleozoic (8)
-
Madera Formation (2)
-
Maroon Formation (14)
-
Minnelusa Formation (5)
-
Oquirrh Formation (5)
-
Ordovician
-
Ely Springs Dolomite (1)
-
Eureka Quartzite (2)
-
Lower Ordovician
-
Arenigian (2)
-
Beekmantown Group (1)
-
El Paso Group (1)
-
Fillmore Formation (3)
-
Ibexian (3)
-
Manitou Formation (8)
-
Saint George Group (1)
-
Tremadocian (1)
-
-
Middle Ordovician
-
Saint Peter Sandstone (2)
-
Simpson Group (1)
-
Whiterockian (1)
-
-
Pogonip Group (4)
-
Upper Ordovician
-
Bighorn Dolomite (1)
-
Caradocian (1)
-
Fish Haven Dolomite (3)
-
Trentonian (1)
-
-
Vinini Formation (1)
-
Viola Limestone (2)
-
-
Permian
-
Castile Formation (1)
-
Chase Group (1)
-
Coconino Sandstone (3)
-
Council Grove Group (1)
-
Cutler Formation (26)
-
Guadalupian
-
Brushy Canyon Formation (1)
-
Cherry Canyon Formation (1)
-
Roadian (1)
-
Ufimian (1)
-
Wordian (1)
-
-
Kaibab Formation (9)
-
Khuff Formation (1)
-
Lower Permian
-
Autunian (1)
-
Cherry Canyon Formation (1)
-
Cisuralian
-
Kungurian (2)
-
-
Leonardian (5)
-
Wichita Group (1)
-
Wolfcampian
-
Hueco Limestone (1)
-
-
-
Lyons Sandstone (13)
-
Meade Peak Member (2)
-
Middle Permian (1)
-
Park City Formation (6)
-
Phosphoria Formation (13)
-
Retort Phosphatic Shale Member (3)
-
Toroweap Formation (2)
-
Upper Permian
-
Permian-Triassic boundary (4)
-
-
-
Pilot Shale (1)
-
Sauk Sequence (1)
-
Silurian
-
Lower Silurian
-
Tuscarora Formation (1)
-
-
-
Supai Formation (1)
-
Tensleep Sandstone (4)
-
upper Paleozoic
-
Admire Group (1)
-
Antrim Shale (1)
-
Bakken Formation (3)
-
Fountain Formation (21)
-
Wood River Formation (2)
-
-
Weber Sandstone (12)
-
Wells Formation (2)
-
Woodford Shale (1)
-
-
Phanerozoic (23)
-
Precambrian
-
Archean
-
Gilman Formation (2)
-
Neoarchean (4)
-
-
Biwabik Iron Formation (1)
-
Chuar Group (5)
-
Eocambrian (2)
-
Gunflint Iron Formation (1)
-
Hadean (1)
-
Idaho Springs Formation (2)
-
Laramie anorthosite complex (11)
-
middle Precambrian (1)
-
Pahrump Series (2)
-
Sioux Quartzite (1)
-
Stillwater Complex (1)
-
Uinta Mountain Group (12)
-
Unkar Group (1)
-
upper Precambrian
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Proterozoic
-
Mesoproterozoic
-
Belt Supergroup (1)
-
-
Neoproterozoic
-
Cryogenian (1)
-
Ediacaran (1)
-
McCoy Creek Group (4)
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Sturtian (1)
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Tonian (1)
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Vendian (1)
-
Wilpena Group (1)
-
-
Ortega Group (1)
-
Paleoproterozoic (35)
-
-
-
-
-
igneous rocks
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igneous rocks
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carbonatites (6)
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granophyre (1)
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hypabyssal rocks (1)
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kamafugite (1)
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kimberlite (15)
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peperite (1)
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plutonic rocks
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alnoite (1)
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anorthosite (13)
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diabase (3)
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diorites
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diorite porphyry (1)
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ferrodiorite (1)
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quartz diorites (3)
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tonalite (2)
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gabbros
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norite (1)
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troctolite (3)
-
-
granites
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aplite (2)
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A-type granites (3)
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biotite granite (1)
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charnockite (2)
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felsite (1)
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leucogranite (2)
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monzogranite (5)
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muscovite granite (1)
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two-mica granite (1)
-
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granodiorites (11)
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lamproite (9)
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lamprophyres
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minette (2)
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spessartite (1)
-
-
monzodiorite (1)
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monzonites
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mangerite (2)
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pegmatite (45)
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quartz monzonite (7)
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syenites
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shonkinite (1)
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syenite porphyry (1)
-
-
ultramafics
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peridotites
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garnet peridotite (1)
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harzburgite (2)
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lherzolite (1)
-
-
pyroxenite
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garnet pyroxenite (1)
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websterite (2)
-
-
-
-
porphyry
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vitrophyre (2)
-
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volcanic rocks
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andesites
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andesite porphyry (1)
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basalts
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alkali basalts
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hawaiite (1)
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trachybasalts (3)
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shoshonite (3)
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tholeiitic basalt (1)
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basanite (3)
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dacites (7)
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glasses
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obsidian (1)
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volcanic glass (1)
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latite (5)
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nephelinite (1)
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phonolites (1)
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pyroclastics
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ash-flow tuff (13)
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ignimbrite (18)
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pumice (1)
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rhyolite tuff (4)
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tuff (45)
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welded tuff (5)
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rhyodacites (3)
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rhyolites
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rhyolite porphyry (1)
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trachyandesites (6)
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trachytes (4)
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vitrophyre (2)
-
-
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ophiolite (2)
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volcanic ash (14)
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metamorphic rocks
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metamorphic rocks
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amphibolites (12)
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gneisses
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biotite gneiss (1)
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granite gneiss (5)
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granulites (3)
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metabasalt (1)
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metabasite (1)
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metaplutonic rocks (1)
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metasomatic rocks
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greisen (1)
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skarn (5)
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metavolcanic rocks (10)
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pseudotachylite (4)
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quartzites (16)
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schists
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greenschist (1)
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-
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ophiolite (2)
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turbidite (9)
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meteorites
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meteorites
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stony meteorites
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achondrites
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Martian meteorites (1)
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-
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-
-
minerals
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alloys (2)
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arsenates
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adamite (1)
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austinite (3)
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conichalcite (1)
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pharmacolite (3)
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scorodite (1)
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arsenites (1)
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borates (2)
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carbonates
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ankerite (2)
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aragonite (8)
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azurite (1)
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bastnaesite (4)
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calcite (32)
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cancrinite (1)
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dawsonite (2)
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dolomite (28)
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Iceland spar (1)
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ikaite (1)
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malachite (1)
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nahcolite (4)
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phosgenite (1)
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rhodochrosite (4)
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shortite (1)
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trona (6)
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copper minerals (1)
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halides
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chlorides
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halite (5)
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phosgenite (1)
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sylvite (1)
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fluorides
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neighborite (1)
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hydrates (7)
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native elements
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diamond (2)
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amber (1)
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oxalates
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oxides
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ilmenite (6)
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samarskite (4)
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nordstrandite (1)
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pitchblende (7)
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pseudobrookite (2)
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rutile (3)
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tantalates
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euxenite (1)
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stibiotantalite (1)
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tantalite (1)
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titanium oxides (2)
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uraninite (15)
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phosphates
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apatite (34)
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asbestos (1)
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amphibole group
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hornblende (11)
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richterite (2)
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riebeckite (2)
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orthoamphibole
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anthophyllite (2)
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gedrite (2)
-
-
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astrophyllite (1)
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jade (1)
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leucosphenite (1)
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pyroxene group
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clinopyroxene
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diopside (2)
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omphacite (1)
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titanaugite (1)
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orthopyroxene
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enstatite (1)
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-
-
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framework silicates
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cancrinite (1)
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danburite (1)
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feldspar group
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alkali feldspar
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adularia (4)
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amazonite (1)
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K-feldspar (11)
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microcline (3)
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orthoclase (2)
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sanidine (19)
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plagioclase
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albite (8)
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reedmergnerite (2)
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-
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leucite (1)
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nepheline group
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nepheline (1)
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pseudoleucite (1)
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silica minerals
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amethyst (1)
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chalcedony (2)
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coesite (1)
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opal
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opal-CT (2)
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quartz
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smoky quartz (2)
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tridymite (1)
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sodalite group
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genthelvite (2)
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helvite (3)
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sodalite (1)
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zeolite group
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analcime (2)
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clinoptilolite (4)
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laumontite (2)
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mordenite (3)
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natrolite (1)
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thomsonite (1)
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-
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orthosilicates
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nesosilicates
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andalusite (2)
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braunite (1)
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britholite group (1)
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datolite group
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gadolinite (2)
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euclase (1)
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garnet group
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almandine (1)
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andradite (1)
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grossular (2)
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hydrogarnet (1)
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pyrope (3)
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spessartine (2)
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kyanite (1)
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mullite (1)
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olivine group
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olivine (4)
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phenakite group
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phenakite (1)
-
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sillimanite (2)
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staurolite (4)
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titanite group
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titanite (11)
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titanoclinohumite (1)
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topaz (8)
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zircon group
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coffinite (2)
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thorite (1)
-
zircon (109)
-
-
-
sorosilicates
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bertrandite (1)
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chevkinite group
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perrierite (1)
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-
epidote group
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allanite (5)
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zoisite (1)
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lawsonite (1)
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zunyite (1)
-
-
-
ring silicates
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aquamarine (1)
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beryl (4)
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cordierite (6)
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emerald (1)
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milarite group
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osumilite (1)
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tourmaline group (3)
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sheet silicates
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chlorite group
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chlorite (11)
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clay minerals
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beidellite (1)
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dickite (3)
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halloysite (1)
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hisingerite (1)
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kaolinite (17)
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smectite (21)
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stevensite (1)
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vermiculite (2)
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corrensite (1)
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illite (28)
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mica group
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biotite (22)
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celadonite (1)
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glauconite (2)
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lepidolite (1)
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muscovite (5)
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phlogopite (3)
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zinnwaldite (1)
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sepiolite (2)
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sericite (8)
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serpentine group
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cronstedtite (1)
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-
-
-
sulfates
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alum (1)
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alunite (4)
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anhydrite (4)
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barite (4)
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bassanite (2)
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brochantite (1)
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celestine (2)
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chalcanthite (2)
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copiapite (1)
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epsomite (1)
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gypsum (22)
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halotrichite (3)
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jarosite (3)
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lazurite (1)
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melanterite (1)
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pickeringite (1)
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posnjakite (1)
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rozenite (3)
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thenardite (1)
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voltaite (2)
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sulfides
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aikinite (1)
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argentite (2)
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bornite (2)
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chalcopyrite (3)
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copper sulfides (2)
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covellite (1)
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galena (14)
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genthelvite (2)
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greigite (1)
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helvite (3)
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marcasite (1)
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molybdenite (11)
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orpiment (1)
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realgar (1)
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sulfovanadates
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tellurates (1)
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tellurides
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scheelite (4)
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wolframite (1)
-
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uranium minerals (37)
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vanadates
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carnotite (3)
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volborthite (1)
-
-
-
Primary terms
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absolute age (267)
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Africa
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Central Africa
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East Africa
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South Africa
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Asia
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associations (4)
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atmosphere (3)
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Australia
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C-13/C-12 (81)
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Cl-37/Cl-35 (1)
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D/H (18)
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deuterium (6)
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Fe-56 (1)
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He-4/He-3 (1)
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Hf-177/Hf-176 (1)
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Nd-144/Nd-143 (19)
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O-18 (1)
-
O-18/O-16 (91)
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Os-188/Os-187 (4)
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Pb-206/Pb-204 (9)
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Pb-207 (1)
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Pb-207/Pb-204 (4)
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Pb-207/Pb-206 (3)
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Pb-208 (1)
-
Pb-208/Pb-204 (4)
-
Re-187/Os-188 (1)
-
S-34/S-32 (29)
-
Sm-147/Nd-144 (2)
-
Sr-87/Sr-86 (35)
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U-238/Pb-206 (1)
-
-
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kaolin deposits (1)
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land subsidence (2)
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land use (12)
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lava (20)
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lineation (13)
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magmas (95)
-
Malay Archipelago
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Borneo
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Kalimantan Indonesia
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Mahakam Delta (1)
-
-
-
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mantle (56)
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maps (131)
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mathematical geology (1)
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Mediterranean region (1)
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Mediterranean Sea
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East Mediterranean
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Levantine Basin (1)
-
-
-
Mesozoic
-
Cretaceous
-
Benton Formation (1)
-
Colorado Group (4)
-
Comanchean
-
Travis Peak Formation (2)
-
-
Dakota Formation (38)
-
Graneros Shale (6)
-
Lower Cretaceous
-
Albian
-
lower Albian (1)
-
upper Albian (3)
-
-
Aptian (6)
-
Barremian (2)
-
Bear River Formation (1)
-
Burro Canyon Formation (13)
-
Cedar Mountain Formation (27)
-
Cheyenne Sandstone (1)
-
Cloverly Formation (2)
-
Kiowa Formation (2)
-
McMurray Formation (1)
-
Mowry Shale (7)
-
Muddy Sandstone (4)
-
Neocomian (1)
-
Skull Creek Shale (3)
-
Travis Peak Formation (2)
-
-
Mancos Shale (87)
-
Middle Cretaceous (9)
-
Upper Cretaceous
-
Almond Formation (9)
-
Bearpaw Formation (1)
-
Blackhawk Formation (63)
-
Blair Formation (1)
-
Bridge Creek Limestone Member (3)
-
Campanian
-
lower Campanian (1)
-
upper Campanian (3)
-
-
Cardium Formation (2)
-
Carlile Shale (5)
-
Castlegate Sandstone (34)
-
Cenomanian
-
Dunvegan Formation (1)
-
lower Cenomanian (1)
-
upper Cenomanian (3)
-
-
Codell Sandstone Member (3)
-
Cody Shale (1)
-
Coniacian (8)
-
Crevasse Canyon Formation (2)
-
Ferron Sandstone Member (63)
-
Fort Hays Limestone Member (7)
-
Fox Hills Formation (8)
-
Frontier Formation (18)
-
Fruitland Formation (13)
-
Gallup Sandstone (1)
-
Greenhorn Limestone (10)
-
Gulfian
-
Aguja Formation (1)
-
Eagle Ford Formation (3)
-
Woodbine Formation (1)
-
-
Harebell Formation (1)
-
Hell Creek Formation (1)
-
Horseshoe Canyon Formation (1)
-
Judith River Formation (2)
-
Kaiparowits Formation (8)
-
Kirtland Shale (6)
-
K-T boundary (11)
-
La Ventana Sandstone (1)
-
Lance Formation (10)
-
Laramie Formation (4)
-
Lewis Shale (19)
-
Maestrichtian (25)
-
Maevarano Formation (1)
-
Menefee Formation (4)
-
Mesaverde Group (79)
-
Montana Group (1)
-
Navesink Formation (1)
-
Niobrara Formation (34)
-
Ojo Alamo Sandstone (5)
-
Parkman Sandstone (1)
-
Pictured Cliffs Sandstone (4)
-
Pierre Shale (15)
-
Point Lookout Sandstone (1)
-
Price River Formation (5)
-
Rock Springs Formation (4)
-
Santonian (7)
-
Schrader Bluff Formation (1)
-
Senonian (65)
-
Sharon Springs Member (3)
-
Smoky Hill Chalk Member (6)
-
Star Point Sandstone (12)
-
Straight Cliffs Formation (15)
-
Tropic Shale (11)
-
Tununk Member (5)
-
Tuolumne Intrusive Suite (1)
-
Turonian
-
lower Turonian (3)
-
middle Turonian (2)
-
-
Tuscaloosa Formation (1)
-
Two Medicine Formation (1)
-
Wahweap Formation (6)
-
Williams Fork Formation (23)
-
-
-
Glen Canyon Group (11)
-
Great Valley Sequence (1)
-
Jurassic
-
Arapien Shale (6)
-
Aztec Sandstone (1)
-
Bazhenov Formation (1)
-
Carmel Formation (26)
-
Lower Jurassic
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Hettangian (1)
-
-
Middle Jurassic
-
Bajocian (4)
-
Bathonian (3)
-
Callovian (2)
-
Page Sandstone (8)
-
Summerville Formation (5)
-
Todilto Formation (2)
-
-
San Rafael Group (4)
-
Twin Creek Limestone (8)
-
Upper Jurassic
-
Arab Formation (1)
-
Bossier Formation (2)
-
Brushy Basin Member (19)
-
Buckner Formation (1)
-
Cotton Valley Group (1)
-
Entrada Sandstone (41)
-
Haynesville Formation (1)
-
Kimmeridgian (1)
-
Morrison Formation (95)
-
Oxfordian (2)
-
Portlandian (3)
-
Salt Wash Sandstone Member (13)
-
Smackover Formation (1)
-
Sundance Formation (3)
-
Tithonian (4)
-
Westwater Canyon Sandstone Member (2)
-
-
-
Kayenta Formation (10)
-
lower Mesozoic (2)
-
Moenave Formation (2)
-
Navajo Sandstone (68)
-
Newark Supergroup (2)
-
Nugget Sandstone (12)
-
Statfjord Formation (1)
-
Triassic
-
Lower Triassic
-
Dinwoody Formation (3)
-
Permian-Triassic boundary (4)
-
Smithian (4)
-
Spathian (2)
-
Thaynes Formation (12)
-
Werfenian (1)
-
-
Moenkopi Formation (25)
-
Red Peak Formation (1)
-
Upper Triassic
-
Chinle Formation (37)
-
Dockum Group (2)
-
Lockatong Formation (2)
-
Norian (1)
-
Petrified Forest Member (1)
-
Sag River Sandstone (1)
-
Shinarump Member (5)
-
Yanchang Formation (1)
-
-
-
Wingate Sandstone (14)
-
-
metal ores
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antimony ores (1)
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arsenic ores (2)
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base metals (14)
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beryllium ores (2)
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cobalt ores (1)
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copper ores (49)
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gold ores (55)
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iron ores (7)
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lead ores (16)
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lead-zinc deposits (14)
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manganese ores (3)
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molybdenum ores (38)
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nickel ores (2)
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niobium ores (2)
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palladium ores (1)
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platinum ores (3)
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polymetallic ores (21)
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pyrite ores (1)
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rare earth deposits (3)
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silver ores (35)
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tantalum ores (1)
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tellurium ores (2)
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thorium ores (1)
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tin ores (2)
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titanium ores (3)
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tungsten ores (9)
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uranium ores (118)
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vanadium ores (32)
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zinc ores (15)
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metals
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actinides
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plutonium (1)
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thorium
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Th-232 (1)
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uranium
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U-235 (1)
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U-238 (1)
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U-238/Pb-206 (1)
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alkali metals
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cesium
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Cs-137 (1)
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lithium (4)
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potassium (8)
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rubidium (1)
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sodium (6)
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alkaline earth metals
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barium (2)
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beryllium
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Be-10 (13)
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calcium (12)
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magnesium (9)
-
strontium
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Sr-87/Sr-86 (35)
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Sr-90 (1)
-
-
-
aluminum
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Al-26 (5)
-
-
antimony (1)
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arsenic (1)
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bismuth (1)
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cadmium (1)
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chromium (1)
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cobalt (1)
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copper (24)
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gold (19)
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hafnium
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Hf-177/Hf-176 (1)
-
-
iron
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Fe-56 (1)
-
ferric iron (3)
-
ferrous iron (1)
-
-
lead
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Pb-204 (1)
-
Pb-206/Pb-204 (9)
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Pb-207 (1)
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Pb-207/Pb-204 (4)
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Pb-207/Pb-206 (3)
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Pb-208 (1)
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Pb-208/Pb-204 (4)
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U-238/Pb-206 (1)
-
-
manganese (6)
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mercury (2)
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molybdenum (5)
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nickel (5)
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niobium (4)
-
platinum group
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iridium (4)
-
osmium
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Os-188/Os-187 (4)
-
Re-187/Os-188 (1)
-
-
palladium (1)
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palladium ores (1)
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platinum (3)
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platinum ores (3)
-
-
precious metals (6)
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rare earths
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cerium (3)
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dysprosium (1)
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europium (1)
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lanthanum (1)
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lutetium (1)
-
neodymium
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Nd-144/Nd-143 (19)
-
Sm-147/Nd-144 (2)
-
-
samarium
-
Sm-147/Nd-144 (2)
-
-
scandium (1)
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ytterbium (3)
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yttrium (8)
-
-
rhenium
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Re-187/Os-188 (1)
-
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silver (19)
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tantalum (1)
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thallium (1)
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titanium (6)
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tungsten (5)
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vanadium (16)
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zinc (16)
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zirconium (2)
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metamorphic rocks
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amphibolites (12)
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cataclasites (2)
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eclogite (6)
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gneisses
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biotite gneiss (1)
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granite gneiss (5)
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paragneiss (1)
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granulites (3)
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marbles (2)
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metaigneous rocks
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metabasalt (1)
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metagranite (1)
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metaperidotite (1)
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metarhyolite (1)
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serpentinite (2)
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metaplutonic rocks (1)
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metasedimentary rocks
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meta-arkose (1)
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metagraywacke (3)
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metasomatic rocks
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greisen (1)
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serpentinite (2)
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skarn (5)
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metavolcanic rocks (10)
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migmatites (8)
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mylonites
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pseudotachylite (4)
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ultramylonite (1)
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quartzites (16)
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schists
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greenschist (1)
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metamorphism (84)
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metasomatism (125)
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meteorites
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stony meteorites
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achondrites
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Martian meteorites (1)
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meteorology (1)
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Mexico
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micropaleontology (3)
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mineral deposits, genesis (251)
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mineral exploration (60)
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minerals (189)
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mining geology (19)
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Mohorovicic discontinuity (9)
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museums (4)
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nitrogen (7)
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noble gases
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argon
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Ar-40/Ar-39 (2)
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helium
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He-3 (3)
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He-4/He-3 (1)
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radon
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Rn-220 (1)
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Rn-222 (2)
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-
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nodules (2)
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North America
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Appalachian Basin (4)
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Appalachians
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Piedmont (1)
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Southern Appalachians (1)
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Basin and Range Province
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Great Basin (55)
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Canadian Shield
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Grenville Province (1)
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Denali Fault (1)
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Great Lakes
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Lake Erie (1)
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Great Plains
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Northern Great Plains (3)
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Gulf Coastal Plain (8)
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Lake of the Woods (1)
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Michigan Basin (1)
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North American Cordillera
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Canadian Cordillera (2)
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North American Craton (2)
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Pedregosa Basin (3)
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Peninsular Ranges Batholith (1)
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Rio Grande Depression (2)
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Rio Grande Rift (37)
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Rocky Mountains
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Canadian Rocky Mountains (1)
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Northern Rocky Mountains (5)
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Southern Rocky Mountains (42)
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U. S. Rocky Mountains
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Bighorn Mountains (5)
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Bridger Range (1)
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Gore Range (3)
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Laramie Mountains (33)
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Little Belt Mountains (1)
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Medicine Bow Mountains (30)
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Owl Creek Mountains (1)
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San Juan Mountains
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Creede Caldera (6)
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Sangre de Cristo Mountains (26)
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Sawatch Range
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Mount Antero (2)
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Spanish Peaks (2)
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Uinta Mountains (51)
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Wasatch Range (56)
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Wet Mountains (26)
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Wind River Range (11)
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-
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Rocky Mountains foreland (19)
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Sonoran Desert (3)
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Sweetgrass Arch (2)
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Transcontinental Arch (5)
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Western Canada Sedimentary Basin (3)
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Western Interior
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Western Interior Seaway (59)
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Western Overthrust Belt (29)
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Williston Basin (8)
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Yakutat Terrane (1)
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ocean circulation (1)
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Ocean Drilling Program
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Leg 162
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ODP Site 984 (1)
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ocean waves (2)
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Oceania
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Melanesia (1)
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Polynesia
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Hawaii
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Hawaii County Hawaii
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Honolulu County Hawaii
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Oahu
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Honolulu Hawaii (3)
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Mauna Loa (1)
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-
oil and gas fields (131)
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orogeny (106)
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oxygen
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dissolved oxygen (1)
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O-18 (1)
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O-18/O-16 (91)
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Pacific Ocean
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East Pacific
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Northeast Pacific
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Gulf of California (1)
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Mendocino fracture zone (1)
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-
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North Pacific
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Northeast Pacific
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Gulf of California (1)
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Mendocino fracture zone (1)
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Northwest Pacific
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Shatsky Rise (1)
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West Pacific
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Northwest Pacific
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Shatsky Rise (1)
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paleobotany (31)
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paleoclimatology (158)
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paleoecology (157)
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paleogeography (244)
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paleomagnetism (73)
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paleontology (258)
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Paleozoic
-
Berea Sandstone (1)
-
Bird Spring Formation (1)
-
Cambrian
-
Brigham Group (3)
-
Lower Cambrian
-
Zabriskie Quartzite (1)
-
-
Middle Cambrian
-
Bright Angel Shale (2)
-
Burgess Shale (6)
-
Flathead Sandstone (2)
-
Wheeler Formation (2)
-
-
Tapeats Sandstone (1)
-
Tintic Quartzite (3)
-
Upper Cambrian
-
Dresbachian (1)
-
Furongian (3)
-
Lamotte Sandstone (2)
-
Potsdam Sandstone (1)
-
Steptoean (3)
-
-
-
Carboniferous
-
Amsden Formation (1)
-
Ely Limestone (3)
-
Jackfork Group (1)
-
Lower Carboniferous
-
Dinantian (1)
-
-
Manning Canyon Shale (4)
-
Mississippian
-
Barnett Shale (3)
-
Chainman Shale (2)
-
Leadville Formation (12)
-
Lower Mississippian
-
Joana Limestone (1)
-
Kinderhookian (1)
-
Lodgepole Formation (3)
-
Osagian (2)
-
Tournaisian (1)
-
-
Madison Group (7)
-
Middle Mississippian
-
Visean (1)
-
-
Mission Canyon Limestone (1)
-
Redwall Limestone (1)
-
Upper Mississippian
-
Chesterian (3)
-
Meramecian (1)
-
-
-
Namurian (1)
-
Pennsylvanian
-
Hermosa Group (12)
-
Lower Pennsylvanian
-
Morrowan (3)
-
-
Middle Pennsylvanian
-
Allegheny Group (1)
-
Atokan
-
Atoka Formation (1)
-
-
Desmoinesian
-
Cherokee Group (2)
-
Marmaton Group (2)
-
-
Moscovian (1)
-
Paradox Formation (22)
-
-
Minturn Formation (19)
-
Monongahela Group (1)
-
Morrow Formation (3)
-
Upper Pennsylvanian
-
Missourian
-
Kansas City Group (1)
-
Lansing Group (1)
-
-
Virgilian
-
Shawnee Group (1)
-
-
-
-
Upper Carboniferous
-
Westphalian (1)
-
-
-
Casper Formation (6)
-
Devonian
-
Guilmette Formation (1)
-
Lower Devonian (1)
-
Middle Devonian (2)
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Miette Complex (1)
-
Old Red Sandstone (1)
-
Upper Devonian
-
Famennian
-
upper Famennian (1)
-
-
Frasnian (2)
-
Huron Member (1)
-
Jefferson Group (2)
-
Ohio Shale (1)
-
Palliser Formation (1)
-
-
-
Hanson Creek Formation (1)
-
Honaker Trail Formation (3)
-
Laborcita Formation (1)
-
lower Paleozoic (8)
-
Madera Formation (2)
-
Maroon Formation (14)
-
Minnelusa Formation (5)
-
Oquirrh Formation (5)
-
Ordovician
-
Ely Springs Dolomite (1)
-
Eureka Quartzite (2)
-
Lower Ordovician
-
Arenigian (2)
-
Beekmantown Group (1)
-
El Paso Group (1)
-
Fillmore Formation (3)
-
Ibexian (3)
-
Manitou Formation (8)
-
Saint George Group (1)
-
Tremadocian (1)
-
-
Middle Ordovician
-
Saint Peter Sandstone (2)
-
Simpson Group (1)
-
Whiterockian (1)
-
-
Pogonip Group (4)
-
Upper Ordovician
-
Bighorn Dolomite (1)
-
Caradocian (1)
-
Fish Haven Dolomite (3)
-
Trentonian (1)
-
-
Vinini Formation (1)
-
Viola Limestone (2)
-
-
Permian
-
Castile Formation (1)
-
Chase Group (1)
-
Coconino Sandstone (3)
-
Council Grove Group (1)
-
Cutler Formation (26)
-
Guadalupian
-
Brushy Canyon Formation (1)
-
Cherry Canyon Formation (1)
-
Roadian (1)
-
Ufimian (1)
-
Wordian (1)
-
-
Kaibab Formation (9)
-
Khuff Formation (1)
-
Lower Permian
-
Autunian (1)
-
Cherry Canyon Formation (1)
-
Cisuralian
-
Kungurian (2)
-
-
Leonardian (5)
-
Wichita Group (1)
-
Wolfcampian
-
Hueco Limestone (1)
-
-
-
Lyons Sandstone (13)
-
Meade Peak Member (2)
-
Middle Permian (1)
-
Park City Formation (6)
-
Phosphoria Formation (13)
-
Retort Phosphatic Shale Member (3)
-
Toroweap Formation (2)
-
Upper Permian
-
Permian-Triassic boundary (4)
-
-
-
Pilot Shale (1)
-
Sauk Sequence (1)
-
Silurian
-
Lower Silurian
-
Tuscarora Formation (1)
-
-
-
Supai Formation (1)
-
Tensleep Sandstone (4)
-
upper Paleozoic
-
Admire Group (1)
-
Antrim Shale (1)
-
Bakken Formation (3)
-
Fountain Formation (21)
-
Wood River Formation (2)
-
-
Weber Sandstone (12)
-
Wells Formation (2)
-
Woodford Shale (1)
-
-
palynology (4)
-
palynomorphs
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acritarchs (4)
-
Dinoflagellata (4)
-
miospores
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pollen (22)
-
-
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paragenesis (51)
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petroleum
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natural gas
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coalbed methane (12)
-
-
shale oil (1)
-
-
petrology (205)
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Phanerozoic (23)
-
phase equilibria (36)
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phosphorus (3)
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placers (6)
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Plantae
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algae
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calcareous algae (1)
-
Chlorophyta
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Charophyta (4)
-
-
Coccolithophoraceae (1)
-
diatoms (8)
-
nannofossils (1)
-
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Pteridophyta
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Spermatophyta
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plate tectonics (81)
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Precambrian
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Archean
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Gilman Formation (2)
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Biwabik Iron Formation (1)
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Chuar Group (5)
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middle Precambrian (1)
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Uinta Mountain Group (12)
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upper Precambrian
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Proterozoic
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Neoproterozoic
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Paleoproterozoic (35)
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problematic fossils
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reefs (7)
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chalk (5)
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argillite (1)
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arkose (5)
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coal
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biogenic structures
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bioherms (6)
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current markings (2)
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planar bedding structures
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bedding (12)
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primary structures (4)
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soft sediment deformation
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sediments
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peat (9)
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South America
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S-34/S-32 (29)
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United States
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Arizona
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California
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Colorado
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Idaho
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Nebraska
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North Carolina
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Ohio
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Oklahoma
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South Dakota
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Texas
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Journal Article
Revising the late Cambrian time scale and the duration of the SPICE event using a novel Bayesian age modeling approach Available to Purchase
T.P. Farrell, H.R. Cothren, F.A. Sundberg, M.D. Schmitz, C.M. Dehler, E. Landing, K.E. Karlstrom, L.J. Crossey, J.W. Hagadorn
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 24 February 2025
GSA Bulletin (2025)
Early Publication
Journal Article
Regional exhumation of the Laramide Province Available to Purchase
Gilby Jepson, Barbara Carrapa, Lauren J. Reeher, Peter G. DeCelles, Walter D. Afonso, Caden J. Howlett, Emilia A. Caylor, Tshering Z.L. Sherpa, Jordan W. Wang, Kurt N. Constenius
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 18 February 2025
GSA Bulletin (2025)
Journal Article
Re-evaluating the tectonic affinity of Proterozoic crustal provinces in the Southwest USA: Detrital zircon evidence for a Laurentian source for the Yavapai and Mojave Provinces Available to Purchase
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 18 February 2025
GSA Bulletin (2025)
Early Publication
Journal Article
Extracting Long‐Period Love Waves (>40 s) from Ambient Noise Using A Selection Stacking Method Available to Purchase
Journal: Seismological Research Letters
Publisher: Seismological Society of America
Published: 14 February 2025
Seismological Research Letters (2025)
Early Publication
Includes: Supplemental Content
Journal Article
Tracing metal sources and groundwater flow paths in the Upper Animas River watershed using rare earth elements and stable isotopes Open Access
Publisher: Geological Society of London
Published: 07 February 2025
Geochemistry: Exploration, Environment, Analysis (2025) 25 (1): geochem2024-023.
Journal Article
Influence of internal fluid driving mechanisms on red bed bleaching in the Paradox Basin (Colorado Plateau, Utah and Colorado, USA) Available to Purchase
Dolan Lucero, Lydia Bailey, Ji-Hyun Kim, Vaughan Voller, Amanda Hughes, Robert Krantz, Steve Lingrey, Mark D. Barton, Isabel Barton, Peter Reiners, Jennifer McIntosh, Chris Neuzil, Jon Thorson, Mark Person
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 30 January 2025
GSA Bulletin (2025) 137 (5-6): 2765–2783.
Journal Article
Exploring Data Set Bias and Decision Support with Predictive Uncertainty Through Bayesian Approximations and Convolutional Neural Networks Available to Purchase
Journal: Seismological Research Letters
Publisher: Seismological Society of America
Published: 27 January 2025
Seismological Research Letters (2025)
Early Publication
Includes: Supplemental Content
Journal Article
Mapping Fracture Zones with Nodal Geophone Patches: Insights from Induced Microseismicity During the 2024 Stimulations at Utah FORGE Available to Purchase
Journal: Seismological Research Letters
Publisher: Seismological Society of America
Published: 17 January 2025
Seismological Research Letters (2025) 96 (3): 1603–1618.
Includes: Supplemental Content
Journal Article
Evidence for nonlocal sediment transport on hillslopes from fault scarp morphology Open Access
Journal: Geology
Publisher: Geological Society of America
Published: 16 January 2025
Geology (2025) 53 (4): 323–327.
Journal Article
Timescales of pluton assembly and growth history of Colorado Plateau lithosphere: Geochronology (U-Pb, K-Ar, and Ar-Ar) and zircon Hf isotopic study of the Mount Hillers intrusive center (Henry Mountains, Utah, USA) Available to Purchase
Jean-Louis Paquette, Michel de Saint-Blanquat, Guillaume Delpech, Eric Horsman, Abdelmouhcine Gannoun, Sven Morgan, Thierry Menand
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 11 December 2024
GSA Bulletin (2025) 137 (5-6): 2101–2120.
Journal Article
Detrital thermochronology histories preserved in Paleogene strata of Utah (USA) provide distant records of Paleozoic Alleghanian orogenesis and sediment dispersal Available to Purchase
Andrea L. Stevens Goddard, Sophie R. Black, Elizabeth A. Balgord, Zachary W. Anderson, Ryan J. Leary, Olivia G. Thurston, W. Adolph Yonkee
Journal: Geology
Publisher: Geological Society of America
Published: 06 December 2024
Geology (2025) 53 (3): 217–221.
Journal Article
Impact of natural fractures on hydraulic fracture propagation in Denver-Julesburg Basin: Insights from a decade of research Available to Purchase
Journal: The Leading Edge
Publisher: Society of Exploration Geophysicists
Published: 01 December 2024
The Leading Edge (2024) 43 (12): 806–814.
Journal Article
Hydraulic fracturing in the overpressured, isotropically stressed Cane Creek Unit, Paradox Basin Available to Purchase
Journal: Interpretation
Publisher: Society of Exploration Geophysicists
Published: 26 November 2024
Interpretation (2025) 13 (1): T11–T19.
Journal Article
Using Landslides to Locate the Epicenter for the Historic 1882 Earthquake in Colorado Available to Purchase
Published: 22 November 2024
Environmental & Engineering Geoscience (2024) 30 (4): 245–258.
Journal Article
Exploring the impact of deglaciation on fault slip in the Sangre de Cristo Mountains, Colorado, USA Available to Purchase
Journal: Geology
Publisher: Geological Society of America
Published: 13 November 2024
Geology (2025) 53 (2): 150–154.
Journal Article
ORIGINS AND OUTCOMES OF THE 1961 SEPM/AAPG CARBONATE ROCK CLASSIFICATION SYMPOSIUM Available to Purchase
Journal: Earth Sciences History
Publisher: History of Earth Sciences Society
Published: 01 November 2024
Earth Sciences History (2024) 43 (2): 423–452.
Journal Article
Allocyclic and autocyclic controls on facies distribution in interdistributary bayfill deposits of the Campanian Neslen Formation, Eastern Book Cliffs, Utah, U.S.A. Available to Purchase
Journal: Journal of Sedimentary Research
Publisher: SEPM Society for Sedimentary Geology
Published: 16 October 2024
Journal of Sedimentary Research (2024) 94 (5): 663–685.
Journal Article
Mega-boulders and ignimbrite remnants on the Late Eocene Erosion Surface, southern Front Range, Colorado: Implications for the emergence of the Puma Hills Available to Purchase
Journal: Rocky Mountain Geology
Publisher: University of Wyoming
Published: 01 October 2024
Rocky Mountain Geology (2024) 59 (2): 19–34.
Journal Article
Geophysical archaeology for the study of complex historical-period burial spaces: An example from the Fort Lewis military cemetery, Colorado Available to Purchase
Journal: The Leading Edge
Publisher: Society of Exploration Geophysicists
Published: 01 October 2024
The Leading Edge (2024) 43 (10): 670–675.
Journal Article
Transverse faulting in the Paradox Basin, Colorado Plateau, USA: Active, intermittent faulting over a 300 million year history of strain accommodation and fluid flow Available to Purchase
Journal: GSA Bulletin
Publisher: Geological Society of America
Published: 23 September 2024
GSA Bulletin (2025) 137 (3-4): 1069–1094.
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