Mine detail: Greenback

Previously called ''

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Location

Lat / long: 42.65343, -123.30754

Resource(M)

Primary: Gold, Silver
Tertiary: Copper, Arsenic
Ore: Chalcopyrite
Gangue: Calcite
Other material: Pyrite

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer
Production years: 1925-1941

Geology

Host rock:Applegate Group
Host type:Greenstone
Associated rock:Galice
Associated type:Serpentinite
Structure:Vein Cut Off By Fault On West & Serpentine On East

References

MRDSM061242
DEP10103899
Reference{Deposit:: RAMP, L. AND PETERSON, N.V., 1979, GEOLOGY AND MINERAL RESOURCES OF JOSEPHINE COUNTY, OREGON; ODGMI BULL. 100, 45P}{Deposit:: BROOKS, H.C. AND RAMP, L., 1968, GOLD AND SILVER IN OREGON; ODGMI BULL. 61, P.220}{Deposit:: OREGON METAL MINES HANDBOOK, 1942, ODGMI BULL. 14-C, VOL. 2, SEC. 1, P.104}{Deposit:: HOTZ, P.E., 1971, GEOLOGY OF LODE GOLD DISTRICTS IN THE KLAMATH MOUNTAINS, CALIFORNIA AND OREGON; USGS BULL. 1290, P.84}{Production:: USBM}
ReporterJohnson, Maureen G., Smith, Roscoe M. And Ferns, Mark L. (Brooks, Howard C.), Gray, Jerry J.