| Reference | {Deposit:: GATHRIGHT, T.M., II, HENIKA, W.S., AND SULLIVAN, J.L., III, 1978, GEOLOGY OF THE CRIMORA QUADRANGLE, VIRGINIA: VDMR PUB 13.}{Deposit:: HARDER, E.C., 1909, MANGANESE DEPOSITS OF THE UNITED STATES: USGS BULL 380, PP. 258-263.}{Deposit:: STOSE, G.W., MISER, H.D., KATZ, F.J., AND HEWETT, D.F., 1919, MANGANESE DEPOSITS OF THE WEST FOOT OF THE BLUE RIDGE, VIRGINIA: VGS BULL 17, 166 P.}{Deposit:: WATSON, T.L., 1907, MINERAL RESOURCES OF VIRGINIA: VIRGINIA JAMESTOWN EXPOSITION COMMISSION, LYNCHBURG, VIRGINIA, J.P. BELL CO., PP. 235-259.}{Deposit:: U.S. GEOLOGICAL SURVEY, 1885-88, MINERAL RESOURCES OF THE UNITED STATES: (ANNUAL VOLUMES FOR THE YEARS INDICATED).}{Deposit:: HARDER, E.C., 1910, MANGANESE DEPOSITS OF THE UNITED STATES: USGS BULL. 427, 298 P.} |