LEADER 01738oam 2200469 450 001 9910711584803321 005 20181026095438.0 035 $a(CKB)5470000002484200 035 $a(OCoLC)953211593 035 $a(OCoLC)995470000002484200 035 $a(EXLCZ)995470000002484200 100 $a20160707d1984 ua 0 101 0 $aeng 135 $aurbn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aPhosphate-rock resources of the United States /$fby James B. Cathcart, Richard P. Sheldon, and Robert A. Gulbrandsen 210 1$a[Reston, Va.?]. :$cUnited States Department of the Interior, Geological Survey,$d1984. 215 $a1 online resource (iv, 48 pages) $cillustrations, maps 225 1 $aGeological Survey circular ;$v888 300 $a"An analysis of phosphate-rock resources, based on past estimates and all available recent information, indicates that sufficient phosphate exists in the United States to meet domestic demands for the foreseeable future." 320 $aIncludes bibliographical references (pages 46-48). 606 $aPhosphate rock$zUnited States 606 $aPhosphate rock$2fast 607 $aUnited States$2fast 615 0$aPhosphate rock 615 7$aPhosphate rock. 700 $aCathcart$b James Bachelder$f1917-$01386984 702 $aGulbrandsen$b Robert A. 702 $aSheldon$b Richard Porter$f1923- 712 02$aGeological Survey (U.S.), 801 0$bCOP 801 1$bCOP 801 2$bOCLCO 801 2$bOCLCF 801 2$bOCLCA 801 2$bGPO 906 $aBOOK 912 $a9910711584803321 996 $aPhosphate-rock resources of the United States$93491772 997 $aUNINA