00869cam a22002531  4500001001300000003000400013005001700017008004100034010001700075035001900092040004700111042001200158050002400170100004100194245012600235260004100361300002700402410005800429504003200487650004000519650001600559700002300575999001700598gs 49000153 DLC20260227111355.0810709s1949    idu           000 0 eng c  ags 49000153   a(OCoLC)7567513  aU. S. Geol. Survey. Libr.cGStGdGStGdDLC  apremarc00aTN24.I2bA43 no. 871 aStaley, William Wesley,d1898-     .10aPreliminary investigation of concentrating certain minerals in Idaho placer sand,cby W. W. Staley and James S. Browning.  aMoscow,bUniversity of Idaho,c1949.  a23 l.,billus.c28 cm.20aIdaho Bureau of Mines and Geology.tPamphlet,vno. 87  a"References": leaves 12-13. 0aMines and mineral resourceszIdaho. 0aBlack sand.1 aBrowning, James S.  c28382d28382