Mine detail: Big Canyon

Previously called 'Oro Fino'

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Location

Lat / long: 38.6109, -120.90602

Resource(M)

Primary: Gold
Ore: Gold, Pyrite, Pyrrhotite
Gangue: Albite, Quartz

Production

Operation type: Unknown
Production size: Medium
Development status: Past Producer
Production years: 1893 - 1901 , 1934 - 1940

Geology

Host type:Andesite
Associated rock:Calaveras Complex
Associated type:Metasedimentary Rock,Serpentinite

References

MRDSC007727
DEP10006918
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. 408 & 487 AND PL 10 .}{Deposit:: LOGAN, C. A., 1938 , MIN. RESOURCES OF EL DORADO CO.: CALIF. JOUR. OF MINES AND GEOL., VOL. 34 , NO. 3 , PG 220 - 223 , 238 AND PL II.}{Production:: CLARK 1956}
ReporterMateik, R.; Albers, John P.