| Reference | {Deposit:: BURCHARD, E. F. AND BUTTS, CHARLES, 1910, IRON ORES, FUELS AND FLUXES OF THE BIRMINGHAM DISTRICT, ALABAMA: U.S. GEOLOGICAL SURVEY BULL. 400, P. 65-67}{Deposit:: CLARKE, O.M. JR., 1981, ALABAMA RED IRON ORE: ALABAMA GEOLOGICAL SURVEY OPEN-FILE.} |