LEADER 02189oam 2200541 450 001 9910707191003321 005 20160414145347.0 035 $a(CKB)5470000002461584 035 $a(OCoLC)888489894 035 $a(EXLCZ)995470000002461584 100 $a20140822d1989 ua 0 101 0 $aeng 135 $aurmn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aInterpretation of the regional geochemistry of the Tonopah 1° x 2° quadrangle, Nevada, based on analytical results from stream-sediment and nonmagnetic heavy-mineral-concentrate samples /$fby J. Thomas Nash 210 1$a[Reston, Va.] :$cDepartment of the Interior, U.S. Geological Survey,$d1989. 210 2$a[Washington, D.C.] :$cUnited States Government Printing Office. 215 $a1 online resource (iv, 28 pages, 1 page of plates) $cillustrations, maps 225 1 $aU.S. Geological Survey bulletin ;$v1849 300 $aTitle from title screen (viewed Aug. 18, 2014). 320 $aIncludes bibliographical references. 606 $aGeochemistry$zNevada$zEsmeralda County 606 $aGeochemistry$zNevada$zNye County 606 $aRiver sediments$zNevada$zEsmeralda County$xComposition 606 $aRiver sediments$zNevada$zNye County$xComposition 606 $aGeochemistry$2fast 606 $aRiver sediments$xComposition$2fast 607 $aNevada$zEsmeralda County$2fast 607 $aNevada$zNye County$2fast 615 0$aGeochemistry 615 0$aGeochemistry 615 0$aRiver sediments$xComposition. 615 0$aRiver sediments$xComposition. 615 7$aGeochemistry. 615 7$aRiver sediments$xComposition. 700 $aNash$b J. Thomas$g(John Thomas),$f1941-$01382440 712 02$aGeological Survey (U.S.), 801 0$bCOP 801 1$bCOP 801 2$bOCLCO 801 2$bOCLCF 801 2$bGPO 906 $aBOOK 912 $a9910707191003321 996 $aInterpretation of the regional geochemistry of the Tonopah 1° x 2° quadrangle, Nevada, based on analytical results from stream-sediment and nonmagnetic heavy-mineral-concentrate samples$93489407 997 $aUNINA