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  3. Alaska Resource Data File (ARDF)

Unnamed (southwest of Pyramid Peak)

Prospect, Inactive

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Commodities and mineralogy

Main commodities Au; Cu

Geographic location

Quadrangle map, 1:250,000-scale HE
Quadrangle map, 1:63,360-scale B-3
Latitude 63.433
Longitude -148.371
Nearby scientific data Find additional scientific data near this location
Location and accuracy This prospect is at an elevation of about 4,400 feet, approximately 1.2 mile southwest of Pyramid Peak. The map site is in the NW1/4 of sec. 20, T. 17 S., R. 4 W., of the Fairbanks Meridian. The location is accurate to within 1500 feet. This is location 24 of Cox and others (1989).

Geologic setting

Geologic description

The country rocks in the area of this prospect are Upper Triassic shale and siltstone, cut by Lower Tertiary granite. The deposit is described as a gold- and copper-bearing polymetallic vein (Cox and others, 1989).
Geologic map unit (-148.373278036175, 63.4325442792867)
Mineral deposit model Polymetallic veins (Cox and Singer, 1986; model 22c)
Mineral deposit model number 22c
Age of mineralization Probably Early Tertiary.

Production and reserves

Workings or exploration There has been surface exploration only.
Indication of production None

References

MRDS Number 10307570

References

Cox, D.P., Light, T.D., Csejtey, Bela, Jr., and Campbell, D.L., 1989, Mineral resource assessment map of the Healy quadrangle, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map, MF-2058-A, 1 sheet, scale 1:250,000.
Reporters N. Van Wyck (Stevens Exploration Management Corporation)
Last report date 4/7/2000