Reference | {Deposit:: EDMUNDSON, R.S., 1938, BARITE DEPOSITS OF VIRGINIA: VIRGINIA GEOLOGICAL SURVEY BULLETIN 53, 85P.}{Deposit:: STOSE AND STOSE, 1957, GEOLOGY AND MINERAL RESOURCES OF THE GOSSAN LEAD DISTRICT AND ADJACENT AREAS IN VIRGINIA: VIRGINIA GEOLOGICAL SURVEY BULLETIN 72, 233P.} |