Reference | {Deposit:: NEV BUR OF MINES BULL 54,1957,P.141,142}{Deposit:: NEV BUR MIN BULL 14, 1931. P14-15, FIG 1,3,4}{Deposit:: WILSON, CLARK L., THE GEOLOGY OF THE BLACK FOREST MINE AREA,}{Deposit:: SPRUCE MOUNTAIN, NEVADA:M.S., UNIV OF ARIZONA, 1938,}{Deposit:: MAP SCALE = 1:2,400} |