Reference | {Deposit:: ESPENSHADE, G.H., 1954, GEOLOGY AND MINERAL DEPOSITS OF THE JAMES RIVER-ROANOKE RIVER MANGANESE DISTRICT, VIRGINIA: U.S. GEOLOGICAL SURVEY BULLETIN 1008, 155 P}{Deposit:: 1923 DIREXPL NATIONAL PAINT AND MANGANESE CO., PROSPECTED}{Deposit:: 1939 DIREXPL OTTER RIVER MINING CO., PROSPECTED}{Deposit:: 1981 RECON VIRGINIA DIVISION OF MINERAL RESOURCES-INSPECTED SITED SITE}{Deposit:: DIREXPL ? - DUG SHAFTS, OPEN CUTS, MINED BA} |