01945oam 2200517 450 991071180910332120190219082519.0(CKB)5470000002487995(OCoLC)971334256(OCoLC)995470000002487995(EXLCZ)99547000000248799520170203d1992 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierThe Conterminous United States Mineral Assessment Program background information to accompany folio of geologic, geochemical, geophysical, and mineral resource maps of the Ajo and Lukeville 1℗ʻ by 2℗ʻ quadrangles, Arizona /by Floyd Gray [and twelve others][Reston, Virginia] :U.S. Department of the Interior, Geological Survey,1992.Washington :United States Government Printing Office,1992.1 online resource (iv, 27 pages) illustrations, mapsU.S. Geological Survey circular ;1082Includes bibliographical references (pages 21-27).Conterminous United States Mineral Assessment Program GeologyArizonaPima CountyMines and mineral resourcesArizonaPima CountyGeologyfastMines and mineral resourcesfastGeologyMines and mineral resourcesGeology.Mines and mineral resources.Gray Floyd221130Conterminous United States Mineral Assessment Program.Geological Survey (U.S.),OCLCEOCLCEOCLCQOCLCACOPOCLCFGPOBOOK9910711809103321The Conterminous United States Mineral Assessment Program3537838UNINA