| Reference | {Deposit:: MCKNIGHT, E.T., NEWMAN, W.L., AND HEYL, A.V., JR. (COMPILERS), 1962, ZINC IN THE UNITED STATES, EXCLUSIVE OF ALASKA AND HAWAII: USGS MINERAL INV. RESOURCE MAP MR-19, SEPARATE TEXT, 18 P.}{Deposit:: SMITH, W.S.T., AND SIEBENTHAL, C.E., 1907, DESCRIPTION OF THE JOPLIN DISTRICT (MISSOURI - KANSAS): USGS GEOL. ATLAS, FOLIO 148, 20 P.} |