| Reference | {Deposit:: CRITTENDEN, M.D., JR., 1961 MANGANESE DEPOSITS IN THE DRUM MTNS, UT: USGS BULL 1082-H}{Deposit:: EVERTS, M.L., 1980, UTAH GEOLOGICAL & MINERAL SURVEY ON-SITE INVESTIGATION}{Deposit:: 1920 RECON BUTLER: USGS PP 111}{Deposit:: 1951 RECON CRITTENDEN: USGS BULL. 979-A}{Deposit:: 1961 RECON CRITTENDEN: USGS BULL. 1082-H}{Production:: CRANE G.W., 1934, COMPANY REPORT: UTAH CENTRAL MINES CO.} |