| Reference | {Deposit:: FONTAINE, W.M., 1883-84, NOTES ON THE GEOLOGY AND MINERAL RESOURCES OF FLOYD, VA., PLATEAU: THE VIRGINIAS, V. 4, P. 167, 178-180, 185-192; V. 5, P. 8-12.}{Deposit:: ESPENSHADE, G.H., RANKIN, D.W., SHAW, K.W., AND NEUMAN, R.B., 1975, GEOLOGIC MAP OF THE EAST HALF OF WINSTON-SALEM QUADRANGLE, NORTH CAROLINA-VIRGINIA: U.S. GEOLOGICAL SURVEY MISCELLANEOUS GEOLOGIC INVESTIGATIONS MAP I-709-B, 1 SHEET, SCALE 1: 250,000.}{Deposit:: DIREXPL INITIAL PROSPECTIN}{Production:: FONTAINE (1884, P. 11).} |