Grizzly Creek Prospect, Bonnifield District, Denali Borough, Alaska, USA
Location: This placer gold prospect is on Grizzly Creek, a tributary of the Wood River. The map site is in the NW1/4 of sec. 36, T. 13 S., R. 3 W., of the Fairbanks Meridian.
Geology: Bedrock in the area of the Grizzly Creek placer prospect consists of Cantwell Formation, and of Upper Triassic calcareous sedimentary rocks intruded by gabbro plugs and sills (Wilson and others, 1998).
Workings: There are surface workings only.
Commodities (Major) - Au
Development Status: Yes; small
Deposit Model: Placer Au (Cox and Singer, 1986; model 39a)
ReferencesCobb, E.H., 1978, Summary of references to mineral occurrences (other than mineral fuels and construction materials) in the Healy quadrangle, Alaska: U.S. Geological Survey Open-File Report 78-1062, 113 p. Smith, P.S., 1938, Mineral industry of Alaska in 1936: U.S. Geological Survey Bulletin 897-A, p. 1-107. Wilson, F.H., Dover, J.H., Bradley, D.C., Weber, F.R., Bundtzen, T.K., and Haeussler, P.J., 1998, Geologic map of central (interior) Alaska: U.S. Geological Survey Open-File Report 98-133, 76 p., 3 sheets, scale 1:500,000.
1 entry listed. 1 valid mineral.
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Locality Updated: Line pit (Lowe's Mine), State Line District, Cecil Co., Maryland, USAFrom Bill Cordua, 9th Dec 2013 21:28:40