| 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. C. PROF PAPER 57}{Production:: LESURE, 1968, U. S. GEOLOGICAL SURVEY PROF. PAPER 577} |