Mine detail: Twin Mountain

Previously called ''

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Location

Lat / long: 64.67618, -165.4981

Resource(M)

Primary: Silver, Gold, Lead, Zinc
Ore: Arsenopyrite, Boulangerite, Galena, Gold, Hematite, Limonite, Pyrite, Sphalerite
Gangue: Albite, Ankerite, Quartz

Production

Operation type: Unknown
Development status: Prospect

Geology

Alteration processes:Silicification, albitization, and some introduction of ankerite.

References

DEP10307989
Reference{Deposit:: Till, A.B., Dumoulin, J.A., Gamble, B. ., Kaufman, D.S., and Carroll, P.I., 1986, Preliminary geologic map and fossil data, Soloman, Bendeleben, and southern Kotzebue quadrangles, Seward Peninsula, Alaska: U.S. Geological Survey Open-File Report 86-276, 10 p., 3 plates, scale 1:250,000.}{Deposit:: Till, A.B., and Dumoulin, J.A, 1994, Geology of Seward Peninsula and St. Lawrence Island, in Plafker, G., and Berg, H.C., eds., The Geology of Alaska: Geological Society of America, The Geology of North America, DNAG, v. G-1, p. 141-152.}{Deposit:: Ford, R.C., and Snee, L.W., 1996, 40Ar/39Ar thermochronology of white mica from the Nome district, Alaska: The first ages of lode sources to placer gold deposits in the Seward Peninsula: Economic Geology, v. 91, p. 213-220.}
ReporterC.C. Hawley and Travis L. Hudson