| Reference | {Deposit:: PIERCE, W.G., 1944, COBALT-BEARING MANGANESE DEPOSITS OF ALABAMA, GEORGIA AND TENNESSEE: U.S. GEOLOGICAL SURVEY BULL 940-J, 265-285 P.}{Deposit:: CLOUD, P.E. JR., 1967, GEOLOGY AND BAUXITE DEPOSITS OF THE ROCK RUN AND GOSHEN VALLEY AREAS, NORTHEAST ALABAMA: U.S. GEOLOGICAL SURVEY BULL. 1199-N, 74 P.}{Deposit:: WYNDHAM, C.E., 1953, INVESTIGATION OF ALABAMA MANGANESE DEPOSITS, CALHOUN, CHEROKEE, AND CLEBURNE COUNTIES, ALABAMA: U.S. BUREAU OF MINES REPORT OF INVESTIGATION 4976, 38 P.}{Deposit:: 1944 RECON AGS}{Deposit:: 1951 DIREXPL USBM}{Deposit:: 1980 RECON AGS} |