Reference | {Deposit:: JACKSON, C.T., 1857, THE SO-CALLED COPPER MINE AT ELK RUN, FAUQUIER COUNTY, VIRGINIA: PROCEEDINGS OF THE BOSTON SOCIETY OF NATURAL HISTORY, V.6, P.183.}{Deposit:: LONSDALE, J.T., 1927, GEOLOGY OF THE GOLD-PYRITE BELT OF THE NORTHEASTERN PIEDMONT, VIRGINIA: VIRGINIA GEOLOGICAL SURVEY BULLETIN 30, 110 P.}{Deposit:: 1857 DIREXPL DEPOSIT PROSPECTE} |