Reference | {Deposit:: CLARK, W. B., AND CARLSON, D. W., 1956 , MINES AND MINERAL RESOURCES OF EL DORADO CO., CALIF.: CALIF. JOUR. OF MINES AND GEOL., VOL 52 , NO. 4 , PG. 527 .}{Deposit:: CRAWFORD, J. J., 1894 , EL DORADO COUNTY: CALIF. MIN. BUR. 12TH REPT. STATE MINERALOGIST.}{Production:: CLARK AND CARLSON, 1956} |