Mine detail: Cowboy Mine

Previously called 'East Cowboy'

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Location

Lat / long: 42.02012, -123.60945

Resource(M)

Tertiary: Cobalt, Copper, Nickel
Other material: Calcite, Chalcocite, Chalcopyrite, Cobaltite, Cuprite, Epidote, Hematite, Limonite, Malachite, Pyrrhotite, Quartz, Serpentine, Sphalerite, Tenorite
Discovery year: 1900

Production

Operation type: Underground
Development status: Past Producer
First production started: 1916

Geology

References

MRDSM060661
MAS410330017
DEP10298548
Reference{Deposit:: U.S. GEOLOGICAL SURVEY BULLETIN 846-B, 1933, P. 170.}{Deposit:: OR. DEPT. GEOL. AND MIN. INDUST. BULLETIN 14-C, 1942,}{Deposit:: VOL. 2, P. 186.}{Deposit:: OR. DEPT. GEOL. AND MIN. INDUST. BULLETIN 100, 1979,}{Deposit:: PLATE 2, NO. 446.}
ReporterPierce, Paul A.