Mine detail: Mason and Thayer

Previously called 'Craig'

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Location

Lat / long: 40.84178, -123.01778

Resource(M)

Primary: Gold
Secondary: Copper
Ore: Chalcopyrite, Gold
Gangue: Calcite, Quartz
Orebody form: LENSES

Production

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

Geology

Host type:Hornblendite
Associated type:Diorite

References

MRDSM023771
DEP10035846
Reference{Deposit:: BROWN, G. CHESTER, 1913, THE COUNTIES OF SHASTA, SISKIYOU AND TRINITY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 14, PT. 4, P. 887}{Deposit:: AVERILL, C.V., 1933, GOLD DEPOSITS OF THE REDDING AND WEAVERVILLE QUADRANGLES CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 29, P. 36}{Deposit:: LOGAN, C.A., 1926, TRINITY COUNTY: CALIF. JOUR. MINES AND GEOLOGY, V. 22, P. 16-17}{Deposit:: FERGUSON, 1912, GOLD LODES OF WEAVERVILLE QUADRANGLE: U.S. GEOLOGICAL SURVEY BULL. 540, P. 78}{Production:: LOGAN (1926) AVERILL (1933)}
ReporterNelson, Scott C. (Albers, John, P.)