02098oam 2200553 450 991070717360332120160421110453.0(CKB)5470000002461760(OCoLC)937440447(OCoLC)889600411(EXLCZ)99547000000246176020160208d1990 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierGold in porphyry copper systems /Edwin W. Tooker [and four others][Reston, Va.] :Department of the Interior, U.S. Geological Survey,1990.[Washington, D.C.] :United States Government Printing Office.1 online resource (vi, 55 pages) illustrations, mapsGeology and resources of gold in the United States ;ch. EU.S. Geological Survey Bulletin ;1857-ETitle from title screen (viewed Apr. 21, 2016).Includes bibliographical references.Gold in the Bingham District, Utah / by Edwin W. Tooker -- Gold in the Butte District, Montana / by Edwin W. Tooker -- Gold in the Ely (Robinson) Copper District, White Pine County, Nevada / by Laurence P. James -- The Tomboy-Minnie gold deposits at Copper Canyon, Lander County, Nevada / by Ted G. Theodore, Stephen S. Howe, and David W. Blake.Gold oresWest (U.S.)Copper oresWest (U.S.)GeologyWest (U.S.)Copper oresfastGeologyfastGold oresfastUnited States, WestfastGold oresCopper oresGeologyCopper ores.Geology.Gold ores.Tooker Edwin W.1923-2013,1394255Geological Survey (U.S.)OCLCEOCLCECOPOCLCFGPOBOOK9910707173603321Gold in porphyry copper systems3460662UNINA