01838oam 2200469 450 991070416780332120151125145631.0(CKB)5470000002437985(OCoLC)889599955(EXLCZ)99547000000243798520140829d1989 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierMineral resources of the Signal Mountain Wilderness Study Area, Maricopa County, Arizona /by Floyd Gray [and six others][Reston, Va.] :Department of the Interior, U.S. Geological Survey,1989.Washington :United States Government Printing Office.1 online resource (v, 14 pages) illustrationsMineral resources of wilderness study areas--southwestern and south-central Arizona ;ch. CStudies related to wilderness--Bureau of Land Management wilderness study areaU.S. Geological Survey bulletin ;1702-CTitle from title screen (viewed Aug. 20, 2014).Includes bibliographical references.Mines and mineral resourcesArizonaSignal Mountain WildernessMines and mineral resourcesfastSignal Mountain Wilderness (Ariz.)ArizonaSignal Mountain WildernessfastMines and mineral resourcesMines and mineral resources.Gray Floyd221130Geological Survey (U.S.),COPCOPOCLCOOCLCFGPOBOOK9910704167803321Mineral resources of the Signal Mountain Wilderness Study Area, Maricopa County, Arizona3490125UNINA