Mine detail: Joseph Skinner

Previously called 'FiskPorphyry'

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Location

Lat / long: 38.73879, -120.80241

Resource(M)

Primary: Gold
Ore: Gold
Gangue: Quartz

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer

Geology

Host rock:Mariposa Formation;
Host type:Slate
Structure:Regional Dip Is Nearly Verticle Or Steeply W

References

MRDSC008126
DEP10101129
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. 571 .}{Deposit:: CRAWFORD, J. J., 1896 , EL DORADO COUNTY; CALIF. MIN. BUR. 13TH REPT. STATE MINERALOGIST, P. 140 .}{Deposit:: LOGAN, C. A., 1935 , MOTHER LODE GOLD BELT OF CALIF.: CALIF. DIV. OF MINES BULL. 108 , PG. 28 , 45 .}{Deposit:: LOGAN, C. A., 1938 , MIN. RESOURCES OF EL DORADO CO.: CALIF. JOUR. OF MINES AND GEOL., VOL. 34 , NO. 3 , PG. 263 .}{Production:: CLARK ( 1956 ), LOGAN ( 1935 )}
ReporterMateik, R.; Albers, John P., Mosier, Dan