Mine detail: Silver Star Prospect

Previously called ''

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Location

Lat / long: 45.73009, -122.28535

Resource(M)

Primary: Copper, Gold, Silver, Zinc, Lead
Tertiary: Nickel
Ore: Bornite, Chalcopyrite, Galena, Gold, Malachite, Pyrite, Sphalerite
Gangue: Quartz, Siderite, Specularite
Orebody form: VEINS

Production

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

Geology

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

References

MRDSM700439
DEP10048031
Reference{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, 48-50.}{Deposit:: HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, P. 51.}{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.}
ReporterCaress, Mary E. (Evarts, Russ), Peterson, Jocelyn A.