1. Mineral Resources
  2. Online Spatial Data
  3. Alaska Resource Data File (ARDF)

Unnamed (west of Walker Lake)

Occurrences, Inactive

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Commodities and mineralogy

Main commodities Ag; Au; Cu
Other commodities Ba; Mo; V

Geographic location

Quadrangle map, 1:250,000-scale SP
Quadrangle map, 1:63,360-scale A-3
Latitude 67.11
Longitude -154.42
Nearby scientific data Find additional scientific data near this location
Location and accuracy This site represents a northwest-trending 2-mile-long area along a ridge 1.5 miles west of Walker Lake. The coordinates are for the center of the area, in the N1/12 of sec. 26, T. 20 N., R. 20 E., of the Kateel River Meridian. Location is accurate to within 2000 ft. Localities 71 and 72 of Grybeck and Nelson (1981) are at either end of the area.

Geologic setting

Geologic description

These occurrences consist of grab samples that contained up to 2.5 ppm Au, 2 ppm Ag, 1000 ppm Ba, 810 ppm Cu, 30 ppm Mo, and 2000 ppm V. Some samples are not described, others include iron-stained greenschist (Garland and others, 1975, ADGGS OFR 66).
Geologic map unit (-154.422739019004, 67.1094952317445)
Alteration of deposit Local iron staining.

Production and reserves

Indication of production None

References

MRDS Number 10308343

References

Degenhart, C.E., Griffis, R.J., McQuat, J.F., and Bigelow, C.G., 1978, Mineral studies of the western Brooks Range performed under contract to the U.S. Bureau of Mines, Contract #JO155089: U.S. Bureau of Mines Open-File Report 103-78, 529 p., 11 sheets.
Garland, R.E., Eakins, G.R., Trible, T.C., and McClintock, W.W., 1975, Geochemical analysis of rock and stream-sediment samples from Survey Pass A-4, A-5, A-6, B-4, B-5, and B-6 quadrangles: Alaska Division of Geological and Geophysical Surveys Open-File Report AOF-67, 4 p., 4 sheets, scale 1:63,360.
Grybeck, D.J., and Nelson, S.W., 1981, Mineral deposit map of the Survey Pass quadrangle, Brooks Range, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF-1176-F, 1 sheet, scale 1:250,000.
U.S. Bureau of Mines, 1978, Mineral appraisal of the proposed Gates of the Arctic Wilderness National Park, Alaska--A preliminary comment: U.S. Bureau of Mines Open-File Report 109-78, 29 p., 4 sheets.
U.S. Bureau of Mines, 1979, Mineral deposits of the Alatna, John, Killik and Kobuk River area and the North Fork of the Koyukuk River, Brooks Range, Alaska--A summary report: U.S. Bureau of Mines Open-File Report 36-79, 23 p., 1 sheet.
Reporters S.W. Nelson (Anchorage, Alaska)
Last report date 10/4/1999