Reference | {Deposit:: CLARK, W.B., LYDON, P.A., 1962 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY, CALIF.; COUNTY REPORT 2 ; CALIF. DIV. OF MINES AND GEOLOGY, P. 36 , 53 , 149 AND PL B}{Deposit:: CRAWFORD, J.J., 1896 , CALAVERAS COUNTY; 13 TH REPT. STATE MIN.; CALIF. MIN. BUR. P. 103}{Production:: CLARK ( 1962 )} |