| Reference | {Deposit:: HEYL, A.V., BROCK, M.R., JOLLY, J.L., AND WELLS, C.E., 1965 , REGIONAL STRUCTURE OF THE SOUTHEAST MISSOURI AND ILLINOIS-KENTUCKY MINERAL DISTRICTS, U.S. GEOLOGICAL SURVEY BULL., 1202-B, P. B1-B20.}{Deposit:: BAIN, H.F. AND ULRICH, E.O., 1905 , THE COPPER DEPOSITS OF MISSOURI: U.S. GEOLOGICAL SURVEY BULL. 267 , PP. 36 - 39 .} |