| Reference | {Deposit:: LESURE, F. G., 1968, MICA DEPOSITS OF THE BLUE RIDGE IN NORTH CAROLINA: U.S. GEOLOGICAL SURVEY, PROF. PAPER 577 32 P.}{Deposit:: MERSCHAT, C. E., IN PROGRESS 1976, GEOLOGIC MAP AND MINERAL RESOURCES SUMMARY OF THE MARS HILL QUADRANGLE; NORTH CAROLINA: NORTH CAROLINA DEPT. NAT. AND ECON. RESOURCES, MINERAL RESOURCES SEC. GM 191-SE AND MRS 191-SE}{Deposit:: 1968 COMPILE LESURE, F. G., PROF. PAPER 57}{Production:: LESURE, F. G., 1968, U.S. GEOLOGICAL SURVEY PROF. PAPER 577} |