Unnamed Prospect (ARDF - FB135; near California Creekl), Bonnifield District, Denali Borough, Alaska, USA
Location: This unnamed prospect is located in the SE1/4 sec. 4, T. 10 S., R. 6 W., Fairbanks Meridian, along an unnamed, northwest-flowing tributary of California Creek. The mouth of the tributary is about 2.5 miles below the mouth of McAdam Creek, and the prospect is about 4.2 miles east-northeast of the Liberty Bell mine. This prospect is included in locality 41 of Cobb (1972 [MF 410]).
Geology: This prospect consists of a stibnite-bearing quartz vein. Wolframite has been found in float (Joesting, 1942, ATDM Pamph. 1, p. 41). Bedrock is gray quartz-orthoclase-sericite schist and augen gneiss of the California Creek Member of the Totatlanika Schist (Wahrhaftig, 1970 [GQ-810]).
Workings: Little is known other than it is a prospect.
Commodities (Major) - Sb; (Minor) - W
Development Status: None
Deposit Model: Simple Sb deposit (Cox and Singer, 1986; model 27d)
ReferencesBerg, H.C., and Cobb, E.H., 1967, Metalliferous lode deposits of Alaska: U.S. Geological Survey Bulletin 1246, 254 p. Cobb, E.H., 1972, Metallic mineral resources map of the Fairbanks quadrangle, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF-410, 1 sheet, scale 1:250,000. Cobb, E.H., 1976, Summary of references to mineral occurrences (other than mineral fuels and construction materials) in the Fairbanks quadrangle, Alaska: U.S. Geological Survey Open-File Report 76-662, 174 p. Joesting, H.R., 1942, Strategic mineral occurences in interior Alaska: Alaska Territorial Department of Mines Pamphlet 1, 46 p. Wahrhaftig, Clyde, 1970, Geologic map of the Fairbanks A-4 quadrangle, Alaska: U.S. Geological Survey Geologic Quadrangle Map GQ-810, 1 sheet, scale 1:63:360.
| Ferberite|| Stibnite|| Wolframite|
3 entries listed. 2 valid minerals.
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New Locality Added: Sheppard occurrence, Barrie Township, Frontenac Co., Ontario, CanadaFrom Reiner Mielke, 23rd Oct 2014 00:47:15