Reference | {Deposit:: ALLEN, R.M., JR., 1963, GEOLOGY AND MINERAL RESOURCES OF GREENE AND MADISON COUNTIES: VIRGINIA DIVISION OF MINERAL RESOURCES, BULLETIN 78, 102 P.}{Deposit:: WATSON, T.L., 1920, VIRGINIA, IN SMITH, P.S., SULPHUR, PYRITES, AND SULPHURIC ACID, IN U.S. GEOLOGICAL SURVEY, MINERAL RESOURCES OF THE UNITED STATES, 1917, PART 2-NONMETALS: P. 51-55.}{Deposit:: 1917 DIREXPL PIEDMONT PYRITES AND MINERAL CORP.}{Deposit:: 1950 DIREXPL ATTEMPT MADE TO REOPEN SHAFT.}{Deposit:: 1960 GEOLMAP VA. DIV. MIN. RES.: SITE VISITED DURING GEOLOGIC MAPPING OF COUNTY.} |