| Reference | {Deposit:: MURDOCK, T. G. THE MINING INDUSTRY IN NORTH CAROLINA FROM 1}{Deposit:: 1945. NORTH CAROLINA DEPT. OF CONSERVATION AND DEVELOPMENT}{Deposit:: ECONOMIC PAPER NO. 65, 1948, PP. 8-10.}{Deposit:: ESPENSHADE, G. H. GEOLOGY OF SOME COPPER DEPOSITS IN NORTH}{Deposit:: CAROLINA, VIRGINIA, AND ALABAMA. U. S. GEOLOGICAL SURVEY BULL. 1}{Deposit:: 1963, PP. 23-27, 30-34.} |