| Reference | {Deposit:: PARKER, F. M., III, 1953, GEOLOGY AND STRUCTURE OF A PART OF THE SPRUCE PINE DISTRICT, NORTH CAROLINA, NORTH CAROLINA DIV. MINERAL RESOURCES BULL. 65}{Deposit:: KESLER, T. L., AND OLSON, J. C., 1942, MUSCOVITE IN THE SPRUCE PINE DISTRICT, NORTH CAROLINA, U. S. G. S. BULL. 936 - A} |