| 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 , 137 AND PLB}{Deposit:: CRAWFORD, J.J., 1896 , CALAVERAS COUNTY: 13TH REPT. STATE MIN.; CALIF. MIN. BUR. P 97 - 98}{Deposit:: LOGAN, C.A., FRANKE, H., 1936 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 32 , NO. 3 ; DIV. OF MINES, P 243 , 298}{Production:: CLARK, ( 1962 )} |