| 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. 135 AND PL B}{Deposit:: KERR, M. B., 1900 , REGISTER OF MINES AND MINERALS, COUNTY OF CALAVERAS CALIF. MIN. BUR.}{Production:: KERR ( 1900 )} |