01969oam 2200493 450 991070747630332120160815143611.0(CKB)5470000002464763(OCoLC)891382892(EXLCZ)99547000000246476320140926d1971 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierOrientation geochemical soil survey at the Nixon Fork mines, Medfra quadrangle, Alaska a study to determine effective soil-sampling techniques for reconnaissance geochemical prospecting in the Nixon Fork district /by Bruce L. Reed and Roger L. Miller[Washington, D.C.] :United States Department of the Interior, Geological Survey,1971.Washington :United States Government Printing Office.1 online resource (iv, 21 pages, 5 pages of plates) illustrations, color mapGeological Survey bulletin ;1312-KContributions to economic geologyTitle from title screen (viewed September 15, 2014).Includes bibliographical references (pages 20-21).Orientation geochemical soil survey at the Nixon Fork mines, Medfra quadrangle, Alaska Geochemical prospectingAlaskaMedfraGold oresAlaskaMedfraSoil surveysAlaskaMedfraSoilsAlaskaMedfraGeochemical prospectingGold oresSoil surveysSoilsReed Bruce L.1934-1393682Miller Roger L.Geological Survey (U.S.),COPCOPOCLCOGPOBOOK9910707476303321Orientation geochemical soil survey at the Nixon Fork mines, Medfra quadrangle, Alaska3502944UNINA