Reference | {Deposit:: AVERILL, C. V., 1936 ; MINERAL RESOURCES OF LASSEN COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 32 , NO. 4 : DIV. OF MINES, P. 424}{Deposit:: ERIC, J. H., 1948 : COPPER IN CALIFORNIA BULL. 144 ; DIV. OF MINES, P. 258}{Deposit:: TUCKER, W. B., 1919 ; LASSEN COUNTY: 15TH REPT. STATE MIN.; CALIF. MIN. BUR., P. 228 - 229} |