01965oam 2200505 450 991070416990332120151125082252.0(CKB)5470000002437964(OCoLC)886560356(EXLCZ)99547000000243796420140812d1987 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierMineral resources of the Big Horn Mountains Wilderness Study Area, Maricopa County, Arizona /by Floyd Gray [and five others][Reston, Va.] :Department of the Interior, U.S. Geological Survey, 1987.Washington :United States Government Printing Office.1 online resource (v, 14 pages, 1 page of plates) illustrations, maps (some color)U.S. Geological Survey bulletin ;1701-AMineral resources of wilderness study areas--west-central Arizona and part of San Bernardino County, California ;ch ATitle from title screen (viewed Aug. 11, 2014).Includes bibliographical references.Mines and mineral resourcesArizonaBig Horn Mountains WildernessGeologyArizonaBig Horn Mountains WildernessGeologyfastMines and mineral resourcesfastBig Horn Mountains Wilderness (Ariz.)ArizonaBig Horn Mountains WildernessfastMines and mineral resourcesGeologyGeology.Mines and mineral resources.Gray Floyd221130Geological Survey (U.S.),COPCOPOCLCOOCLCFGPOBOOK9910704169903321Mineral resources of the Big Horn Mountains Wilderness Study Area, Maricopa County, Arizona3484973UNINA