Mine detail: Thompson

Previously called 'American Girl'

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Location

Lat / long: 40.67957, -122.31442

Resource(M)

Tertiary: Copper, Gold
Ore: Chalcocite, Chalcopyrite, Pyrite
Gangue: Bornite, Quartz

Production

Operation type: Unknown
Production size: None
Development status: Occurrence

Geology

Host type:Diorite
Associated type:Diorite
Structure:Shear Zones Exposed In Stream Bed, Strikes N 20 Degrees - 40 Degrees West And Dips Vertical. One Zone 25 Feet Wide In 1957 Contained Massive Pyrite With Some Chalcopyrite, Bornite And Quartz.

References

MRDSM020540
DEP10033890
ReferenceLYDON, P. A. AND *RIEN, J. C., 1974 , MINES AND MINERAL RESOURCES OF SHASTA COUNTY, CALIF., COUNTY REPORT, 6 , CALIF. DIV. MINES AND GEOLOGY, PG. 40 - 4
ReporterFraticelli, L. A. (Albers, J.)