| Reference | {Deposit:: LADD, H.S., AND STEAD, F.W., 1944, USGS BULL. 940-H, P. 219-245}{Deposit:: PIERCE, W.G., 1944, USGS BULL. 940-J, P. 265-285}{Deposit:: STOSE, G.W., AND MISER, H.D., 1922, VIRGINIA GEOLOGICAL SURVEY BULL. 23, P. 134-142}{Production:: REFERENCE(1)}{Reserve-Resource:: UNPUBLISHED COBALT REPORT} |