Mine detail: Skamania Mine

Previously called ''

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Location

Lat / long: 45.72287, -122.20535

Resource(M)

Primary: Copper
Secondary: Gold, Silver
Tertiary: Vanadium
Ore: Bornite, Chalcocite, Chalcopyrite, Chrysocolla, Covellite, Malachite, Pyrite
Orebody form: VEIN
Discovery year: 1950

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer
Production years: 1966

Geology

Host rock:Silver Star Pluton
Host type:Diorite
Associated rock:Skamania Volcanics
Associated type:Andesite
Tectonic:Cascade Volcanic Arc
Alteration processes:Leaching, Oxidation

References

MRDSM700191
DEP10047860
Reference{Deposit:: HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, P. 78.}{Deposit:: MOEN, W.S., 1977, ST. HELENS AND WASHOUGAL MINING DISTRICTS OF THE SOUTHERN CASCADES OF WASHINGTON: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES INFORMATION CIRCULAR 60, P. 43, 50-52.}{Deposit:: PHILLIPS, W.M., 1987, GEOLOGIC MAP OF THE VANCOUVER QUADRANGLE, WASHINGTON AND OREGON: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES OPEN-FILE REPORT 87-10, SCALE 1:100,000.}{Production:: MOEN (1977 )}
ReporterCaress, Mary E. (Evarts, Russ), Peterson, Jocelyn A.