02481oam 2200553 450 991069861820332120150921134452.0(CKB)5470000002436466(OCoLC)889600361(EXLCZ)99547000000243646620140829g19909999 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierEpithermal gold depositsWashington :Department of the Interior, U.S. Geological Survey,1990.Washington :Government Printing Office.1 online resource (2 volumes) illustrations, mapsGeology and resources of gold in the United StatesU.S. Geological Survey Bulletin ;1857Title from title screen (viewed August 20, 2014).Includes bibliographical references.pt. 1.The Goldfield gold district, Esmeralda and Nye counties, Nevada /by Roger P. Ashley --The Tonopah precious-metal district, Esmeralda and Nye counties, Nevada /by Roger P. Ashley --The Republic gold district, Ferry County, Washington /by Mortimer H. Staatz and Robert C. Pearson --The Comstock Lode precious-metal district, Washoe and Storey counties, Nevada /by William C. Bagby and Roger P. Ashley --pt. 2.Geology and gold deposits of the Oatman District, Northwestern Arizona /by Ed Dewitt, Jon P. Thorson, and Robert C. Smith --Geology and gold deposits of the Marysville, mining district, Montana /by James W. Whipple --Gold deposits of the Boulder County gold district, Colorado /by James A. Saunders.Gold oresNevadaGold oresWashington (State)Ferry CountyHydrothermal depositsWest (U.S.)Gold oresfastHydrothermal depositsfastNevadafastUnited States, WestfastWashington (State)Ferry CountyfastGold oresGold oresHydrothermal depositsGold ores.Hydrothermal deposits.Ashley Roger P(Roger Parkmand),1940-Geological Survey (U.S.),COPCOPOCLCOOCLCFGPOBOOK9910698618203321Epithermal gold deposits3320266UNINA