LEADER 01583oam 2200517 450 001 9910711628803321 005 20181214085247.0 035 $a(CKB)5470000002485776 035 $a(OCoLC)953694588 035 $a(OCoLC)995470000002485776 035 $a(EXLCZ)995470000002485776 100 $a20160718d1968 ua 0 101 0 $aeng 135 $aurbn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aSilver in veins of hypogene manganese oxides /$fby D.F. Hewett 210 1$aWashington :$cUnited States Department of the Interior, Geological Survey,$d1968. 215 $a1 online resource (iii, 9 pages) $cmap 225 1 $aGeological Survey circular ;$v553 320 $aIncludes bibliographical references (pages 8-9). 606 $aSilver ores$zNorth America 606 $aManganese ores$zNorth America 606 $aOre deposits$zNorth America 606 $aManganese ores$2fast 606 $aOre deposits$2fast 607 $aMexico$2fast 607 $aSouthwest, New$2fast 615 0$aSilver ores 615 0$aManganese ores 615 0$aOre deposits 615 7$aManganese ores. 615 7$aOre deposits. 700 $aHewett$b D. F$g(Donnel Foster),$f1881-1971,$01392536 712 02$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 $a9910711628803321 996 $aSilver in veins of hypogene manganese oxides$93461543 997 $aUNINA