Mine detail: Surprise

Previously called ''

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Location

Lat / long: 55.18923, -160.65842

Resource(M)

Primary: Silver, Gold
Ore: Gold, Pyrite
Gangue: Quartz

Production

Operation type: Unknown
Development status: Prospect

Geology

Alteration processes:The host rocks exhibit propylitic and argillic alteration.

References

DEP10308692
Reference{Deposit:: Trujillo, R.S., Anderson, G., MacLeod, T., Hendrick, K., Farnham, S., Peterson, J., 1981. Exploration and evaluation of the Unga-Popof-Korovan Islands portion of lands leased from Aleut Native Corporation: Resource Associates of Alaska report, 70 p., 38 map sheets, various scales. (Report held by the Aleut Corporation, Anchorage, Alaska.)}{Deposit:: Wilson, F.H., Detterman, R.L., Miller, J. W., and Case, J.E., 1995, Geologic map of the Port Moller, Stepovak Bay, and Simeonof Island quadrangles, Alaska: U.S. Geological Survey Miscellaneous Investigation Series Map I-2272, 1 map sheet, scale 1:250,000.}
ReporterS.H. Pilcher