Unnamed Occurrence (ARDF - CR067), Tolstoi Mountain, Kasaan Peninsula, Prince of Wales Island, Ketchikan District, Prince of Wales-Outer Ketchikan Borough, Alaska, USA
Location: This occurrence is a few hundred feet southeast of the outlet of a small lake about 0.4 mile north of Tolstoi Mountain. It is in the SE1/4 section 4, T. 72 S., R. 85 E. The geology and workings in the area are shown on plate 16 of Warner and others (1961).
Geology: This occurrence was first described by Warner and others (1961). The deposit consists of a vein about 4 inches thick that is exposed for about 8 feet; it strikes N50W and dips 60SW. It consists of stringers of pyrite and arsenopyrite in brecciated quartz, and may contain gold. The rocks in the vicinity are part of a large Silurian or Ordovician granodiorite stock.
Age: The vein cuts Silurian or Ordovician granodiorite.
Commodities (Major) - Au?; (Minor) - As
Development Status: None
Deposit Model: Gold?-quartz vein.
| Arsenopyrite|| Pyrite|| Quartz|
3 entries listed. 3 valid minerals.
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Cobb, E. H., 1978, Summary of references to mineral occurrences (other than mineral fuels and construction materials) in the Craig quadrangle, Alaska: U.S. Geological Survey Open-File Report 78-869, 262 p. Warner, L.A., Goddard, E.N., and others, 1961, Iron and copper deposits of Kasaan Peninsula, Prince of Wales Island, southeastern Alaska: U.S. Geological Survey Bulletin 1090, 136 p.
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Locality Updated: Copper Queen Mine, Lodgepole, Tulare Co., California, USAFrom Chester S. Lemanski, Jr., 13th Dec 2013 16:49:02