| Reference | {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 300}{Deposit:: TUCKER, W.B., 1915 , CALAVERAS COUNTY: 14TH REPT. STATE MIN.; CALIF. MIN. BUR. P. 73} |