| Reference | {Deposit:: CLARKE, O.M.JR., 1970, CLAYS OF SOUTHWESTERN ALABAMA: ALABAMA GEOLOGICAL SURVEY CIR 20-E, P. 24-27; 55-57.}{Deposit:: REYNOLDS, W.R., 1966, STRATIGRAPHY AND GENESIS OF CLAY MINERAL AND ZEOLITE STRATA IN THE LOWER TERTIARY OF ALABAMA, IN ALABAMA GEOL. SOC GUIDEBOOK 4TH ANN. FIELD TRIP, SOUTH ALABAMA, P. 26-37.} |