| Reference | {Deposit:: CLARK, W.B., & LYDON, P.A., 1962 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY, CALIF.: CALIF. DIV. MINES & GEOL., COUNTY REPORT 2 , P. 188}{Deposit:: KERR, M.B., 1900 , REGISTER OF MINES AND MINERALS, CALAVERAS CO.: CALIF. MIN. BUR., 27 P.}{Deposit:: CRAWFORD, J.J., 1896 , CALAVERAS COUNTRY: CALIF. MIN. BUR. 13TH REPORT STATE MINERALOGIST, P. 123}{Production:: CLARK, 1962} |