| Reference | {Deposit:: OBRIEN, J.C., 1949, MINES AND MINERAL RESOURCES OF BUTTE COUNTY, CALIF.: CALIF. JOURNAL OF MINES AND GEOLOGY, V. 45, NO. 3, P. 446, PL. 8}{Deposit:: WARING, C.A., 1915, MINES AND MINERAL RESOURCES OF BUTTE COUNTY, CALIF: CALIF. JOURNAL OF MINES AND GEOLOGY, V. 15, P. 218}{Deposit:: MINER, J.A., 1890, BUTTE COUNTY: CALIF. JOUR. MINES AND GEOLOGY, V. 10, P. 127} |