| 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. 450, PL.8}{Deposit:: WARING, C.A., 1915, MINES AND MINERAL RESOURCES OF BUTTE COUNTY, CALIF: CALIF. JOURNAL OF MINES AND GEOLOGY, V. 15, P. 220}{Deposit:: CRAWFORD, J.J., 1894, THIRTEENTH REPORT OF THE STATE MINERALOGIST: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, VOL. 12, P. 87-88}{Deposit:: SOUTHERN PACIFIC COMPANY, 1964, MINERALS FOR INDUSTRY, NORTHERN CALIFORNIA, V. 2, P. 43} |