Mine detail: Unnamed (southeast Nakchamik Island)

Previously called ''

<< Back to the map

Location

Lat / long: 56.3193, -157.82243

Resource(M)

Primary: Copper
Ore: Chalcopyrite, Pyrite
Gangue: Quartz

Production

Operation type: Unknown
Development status: Occurrence

Geology

Alteration processes:The alteration is unknown but probably includes propylitic and sericitic types.

References

DEP10308351
Reference{Deposit:: U.S. Bureau of Mines, 1973, Alaska 1:250,000-scale quadrangle map overlays showing mineral deposit locations, principal minerals, and number and type of claims: U.S. Bureau of Mines Open-File Report 20-73, 95 overlays (updated in 1986, 1987).}{Deposit:: Cox, D.P., Detra, D.E., and Detterman, R.L., 1981, Mineral resource maps of the Chignik and Sutwik Island quadrangles, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF- 1053-K, 2 map sheets, scale 1:250,000.}{Deposit:: Detterman, R.L., Miller, T.P., Yount, M.E., and Wilson, F.H.,1981, Geologic map the Chignik and Sutwik Island quadrangles Alaska: U.S. Geologic Survey Miscellaneous Investigations Series Map I- 1229, 1 map sheet, scale 1:250,000.}
ReporterS.H. Pilcher