01779oam 2200517 450 991070997960332120180823084539.0(CKB)5470000002474468(OCoLC)953290201(OCoLC)995470000002474468(EXLCZ)99547000000247446820160708e19601959 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierGeochemical prospecting with heavy-mineral concentrates used to locate a tungsten deposit /by P.K. Theobald and C.E. ThompsonWashington, D.C. :United States Department of the Interior, Geological Survey,1959.1 online resource (13 pages) illustrations, mapGeological Survey Circular ;411"Reprinted 1960."Includes bibliographical references (page 13).Geochemical prospectingTungsten oresTungsten mines and miningGeochemical prospectingfastTungsten mines and miningfastGeochemical prospecting.Tungsten ores.Tungsten mines and mining.Geochemical prospecting.Tungsten mines and mining.Theobald P. K(Paul Kellogg),1928-1386433Thompson C. E(Charles Emmet),1931-Geological Survey (U.S.),COPCOPOCLCOOCLCFOCLCAGPOBOOK9910709979603321Geochemical prospecting with heavy-mineral concentrates used to locate a tungsten deposit3473800UNINA