01111cam a22003131 4500 gs 49000164 DLC 20260227111355.0 850325s1949 idua b s000 0 eng c gs 49000164 (OCoLC)11846877 U.S. Geological Survey. Library WaChenE WaChenE DLC premarc TN24.I2 A43 no. 84 622.75 Carpenter, Robert D. Mineral beneficiation by gravity concentration, a fundamental study. Moscow, University of Idaho, 1949. 16 p. illus. 23 cm. Pamphlet no. 84 "Issued under grant from the Special Research Fund, Project no. 12. School of Mines, University of Idaho in cooperation with Idaho Bureau of Mines and Geology." Bibliography: p. 16. Ores. Metallurgy. Ore-dressing. University of Idaho. School of Mines. Idaho Bureau of Mines and Geology. Pamphlet (Idaho Bureau of Mines and Geology) ; no. 84. 28389 28389