Mine detail: Porterfield Prospect

Previously called ''

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Location

Lat / long: 45.03569, -113.82981

Resource(M)

Primary: Copper
Ore: Chalcopyrite, Malachite
Gangue: Limonite, Quartz
Other material: Quartzite

Production

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

Geology

Host rock:Yellowjacket Formation
Host type:Quartzite
Associated rock:Challis Volcanics-Vitrophyre;Post Challis Intrusives-Dacite Porphyry
Associated type:Volcanic Rock (Aphanitic)
Alteration processes:Brecciation, Epidote

References

MRDSW013370
MAS160590196
DEP10070434
Reference{Deposit:: Anderson, A. L., 1956, Geology And Mineral Resources Of The Salmon Quadrangle, Lemhi County, Idaho: Idaho Bureau Of Mines And Geology Pamphlet 106, 102 P.}{Deposit:: Ross, C. P., 1925, The Copper Deposits Near Salmon, Idaho: USGS Bulletin 774, P. 37.}
ReporterMiller, Pat J., Loen, Jeffrey S. (Pearson, Robert C.), Western Field Operations Center (WFOC)