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Tulsa Oklahoma (1)
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Oregon
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Deschutes County Oregon (2)
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Harney County Oregon
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Steens Mountain (1)
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Jefferson County Oregon (1)
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Lake County Oregon (1)
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Lane County Oregon (1)
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Linn County Oregon (1)
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Wasco County Oregon (1)
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Willamette Valley (1)
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Ozark Mountains (7)
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Pecos River valley (2)
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Pennsylvania
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Bradford County Pennsylvania (1)
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Carbon County Pennsylvania (1)
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Greene County Pennsylvania (1)
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Lancaster County Pennsylvania (1)
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Philadelphia County Pennsylvania
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Philadelphia Pennsylvania (1)
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Pittsburgh coal basin (1)
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Schuylkill County Pennsylvania (1)
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Sullivan County Pennsylvania (1)
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Potomac River basin (1)
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Powder River basin (14)
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Raritan Bay (1)
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Reelfoot Rift (1)
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Rhode Island
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Providence County Rhode Island (1)
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Washington County Rhode Island (1)
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Shenandoah Valley (2)
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South Carolina
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Aiken County South Carolina
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Aiken South Carolina (1)
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Allendale County South Carolina (1)
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Barnwell County South Carolina (2)
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Beaufort County South Carolina (1)
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Clarendon County South Carolina (1)
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Florence County South Carolina (1)
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Savannah River Site (10)
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South Dakota
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Custer County South Dakota (1)
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South Platte River valley (1)
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Southwestern U.S. (2)
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Suwannee River (3)
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Tennessee
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Montgomery County Tennessee (1)
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Oak Ridge National Laboratory (5)
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Roane County Tennessee (1)
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Shelby County Tennessee
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Memphis Tennessee (3)
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Texas
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Balcones fault zone (3)
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Bexar County Texas (1)
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Brazoria County Texas
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Pleasant Bayou (1)
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Brazos County Texas (2)
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Brazos River (3)
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Burleson County Texas (3)
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Chambers County Texas (1)
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Cochran County Texas (1)
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Comal County Texas (2)
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Denton County Texas (3)
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Donley County Texas (1)
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East Texas Basin (1)
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Eastland County Texas (2)
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Ector County Texas (1)
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Edwards Aquifer (7)
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Edwards Plateau (3)
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El Paso County Texas
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El Paso Texas (2)
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Fort Worth Basin (2)
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Galveston County Texas (2)
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Grimes County Texas (1)
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Harris County Texas
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Houston Texas (1)
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Houston County Texas (1)
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Hudspeth County Texas (1)
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Kendall County Texas (1)
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Liberty County Texas (2)
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Lynn County Texas (1)
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McLennan County Texas
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Waco Texas (1)
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Medina County Texas (1)
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Midland Basin (1)
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Montgomery County Texas (1)
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Ochiltree County Texas (1)
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Oldham County Texas (1)
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Potter County Texas
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Amarillo Texas (1)
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Reeves County Texas (1)
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Robertson County Texas (1)
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Swisher County Texas (1)
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Tarrant County Texas (1)
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Texas Panhandle (1)
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Travis County Texas
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Austin Texas (4)
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Trinity Aquifer (2)
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Walker County Texas (1)
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West Texas (9)
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Williamson County Texas (1)
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Wise County Texas (3)
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Truckee River (1)
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U. S. Rocky Mountains
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Owl Creek Mountains (1)
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San Juan Mountains (1)
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Sangre de Cristo Mountains (1)
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Sawatch Range (1)
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Wasatch Range (1)
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Uinta Basin (1)
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Utah
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Davis County Utah (1)
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Kaiparowits Plateau (1)
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Morgan County Utah (1)
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Salt Lake County Utah
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Salt Lake City Utah (1)
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San Rafael Swell (2)
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Summit County Utah
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Park City Utah (1)
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Tooele County Utah
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Bonneville Salt Flats (1)
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Utah County Utah
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Provo Utah (2)
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Washington County Utah (1)
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Virgin River valley (1)
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Virginia
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Norfolk Virginia (1)
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Northampton County Virginia
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Oyster Virginia (4)
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Pulaski County Virginia (1)
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Rockbridge County Virginia (1)
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Rockingham County Virginia (1)
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Shenandoah County Virginia (1)
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Wabash Valley (2)
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Wasatch Front (1)
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Washington
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Benton County Washington
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Richland Washington (1)
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Cowlitz River (1)
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Franklin County Washington (1)
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Grant County Washington (1)
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Hanford Site (7)
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King County Washington
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Seattle Washington (1)
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Pacific County Washington
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Willapa Bay (1)
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Pierce County Washington
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Tacoma Washington (1)
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Puget Sound (2)
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Skamania County Washington
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Mount Saint Helens (1)
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West Virginia
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Marion County West Virginia (1)
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Mason County West Virginia (1)
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Monongalia County West Virginia (1)
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Morgan County West Virginia (1)
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Western U.S. (1)
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Wisconsin
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Door County Wisconsin (1)
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Kenosha County Wisconsin (1)
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Milwaukee County Wisconsin
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Milwaukee Wisconsin (1)
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Racine County Wisconsin (1)
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Walworth County Wisconsin (1)
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Waukesha County Wisconsin (4)
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Wyoming
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Campbell County Wyoming (1)
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Hot Springs County Wyoming (1)
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Johnson County Wyoming (1)
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Laramie County Wyoming (1)
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Niobrara County Wyoming (1)
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Owl Creek Mountains (1)
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Sheridan County Wyoming (1)
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Yakima fold belt (1)
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West Pacific Ocean Islands (1)
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Western Desert (3)
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White Pine Mine (1)
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Wye Valley (1)
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Yucatan Peninsula (3)
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commodities
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aggregate (1)
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asbestos deposits (1)
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barite deposits (1)
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bitumens (5)
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borate deposits (1)
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brines (56)
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coal deposits (3)
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construction materials
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building stone (2)
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cement materials (2)
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crushed stone (1)
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dimension stone (1)
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diamond deposits (2)
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energy sources (10)
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fluorspar deposits (1)
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geothermal energy (26)
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limestone deposits (2)
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metal ores
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arsenic ores (1)
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base metals (5)
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copper ores (10)
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gold ores (7)
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lead ores (7)
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lead-zinc deposits (14)
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lithium ores (1)
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manganese ores (1)
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polymetallic ores (1)
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silver ores (6)
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uranium ores (7)
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zinc ores (8)
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mineral deposits, genesis (20)
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mineral exploration (10)
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mineral resources (4)
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nonmetal deposits (1)
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oil and gas fields (55)
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petroleum
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natural gas
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coalbed methane (16)
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shale gas (3)
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placers (1)
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potash (2)
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salt deposits (1)
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tight sands (3)
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water resources (230)
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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 (1)
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C-13/C-12 (53)
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C-14 (27)
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organic carbon (14)
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chemical ratios (8)
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halogens
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bromine
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bromide ion (11)
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chlorine
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chloride ion (41)
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fluorine
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fluoride ion (10)
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iodine
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I-129 (2)
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I-131 (1)
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hydrogen
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D/H (59)
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deuterium (14)
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tritium (11)
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isotope ratios (115)
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isotopes
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radioactive isotopes
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Ar-40/Ar-39 (1)
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C-14 (27)
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Co-60 (1)
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Cs-137 (3)
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I-129 (2)
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I-131 (1)
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K-40 (1)
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Pb-206/Pb-204 (2)
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Pb-207/Pb-204 (2)
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Pb-208/Pb-204 (2)
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Pb-210 (4)
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Po-210 (1)
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Ra-226 (5)
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Ra-228 (1)
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Rn-222 (9)
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Ru-106 (1)
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Sr-90 (3)
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Tc-99 (2)
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Th-232 (2)
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Th-234 (1)
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tritium (11)
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U-234 (1)
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U-238 (3)
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U-238/U-234 (5)
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stable isotopes
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Ar-36 (1)
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Ar-40/Ar-39 (1)
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B-11/B-10 (1)
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C-13 (1)
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C-13/C-12 (53)
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D/H (59)
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deuterium (14)
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He-3 (2)
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He-4 (2)
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Kr-84 (1)
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N-15/N-14 (4)
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Ne-20 (1)
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O-18 (1)
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O-18/O-16 (89)
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Pb-206/Pb-204 (2)
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Pb-207/Pb-204 (2)
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Pb-208/Pb-204 (2)
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S-32 (1)
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S-34/S-32 (20)
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Sr-87 (1)
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Sr-87/Sr-86 (18)
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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 (2)
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Th-234 (1)
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uranium
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U-234 (1)
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U-238 (3)
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U-238/U-234 (5)
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alkali metals
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cesium
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Cs-137 (3)
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lithium (2)
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potassium
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K-40 (1)
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sodium (23)
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alkaline earth metals
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barium (2)
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beryllium (1)
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calcium (26)
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magnesium (21)
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radium
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Ra-226 (5)
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Ra-228 (1)
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strontium
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Sr-87 (1)
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Sr-87/Sr-86 (18)
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Sr-90 (3)
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aluminum (4)
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arsenic (34)
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cadmium (6)
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chromium (7)
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cobalt
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Co-60 (1)
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copper (8)
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gold
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