Walrus Peak

Prospect, Inactive

Commodities and mineralogy

Main commodities Ag; Au; Pb; Zn
Other commodities As; Cu; Hg; Sb
Ore minerals sphalerite; galena; tetrahedrite; pyrite
Gangue minerals barite; rhodonite; scorodite; quartz

Geographic location

Quadrangle map, 1:250,000-scale CB
Quadrangle map, 1:63,360-scale A-3
Latitude 55
Longitude -162.846
Nearby scientific data Find additional scientific data near this location
Location and accuracy 25 km southwest of Cold Bay (town), near Sand Cove Creek, 2.5 km northwest of Walrus Peak. Sec. 7, T. 60 S, R. 89 W. Extends into False Pass D3 1:63,360-scale quadrangle; see FP004 in False Pass quadrangle (Wilson, 1997).

Geologic setting

Geologic description

Color anomaly covering 23 square km, in brecciated, silicified, and argillically altered andesite of Morzhovoi volcano. Many different sulfide-rich veins and zones of mineralization. Fox vein system dominates, extends 6.4 km, trending N50√łE.
Geologic map unit (-162.848005159497, 54.9991196316115)
Mineral deposit model Epithermal quartz-alunite gold
Mineral deposit model number 25e
Age of mineralization Quaternary
Alteration of deposit Silicification and argillic alteration of andesitic country rocks.

Production and reserves

Workings or exploration Geochemical sampling, and 1:1,200, 1:6,000 scale geologic mapping. Anomalous silver values (up to 100 ppm) in 44 of 133 samples; average 5.66 ppm. Anomalous gold in 58 of 133 samples, average 0.033 ppm, highest 0.36 ppm.
Indication of production None

References

MRDS Number A106049

References

Butherus, D.L, Gressitt, E.E., Pray, J., Corner, N.G., Lindberg, P.H., and Fankhauser, R.E., 1979, Exploration and evaluation of the Aleut Native Corporation lands; Volume III: Resource Associates of Alaska, 69 p. 90 sheets, various sacales. (Report held by the Aleut Native Corporation, Anchorage, Alaska.)
Butherus, D.L., White, D.C., Smith, W.H., Radford, Geoff, Sandberg, R.J., and Pray, J.C., 1981, Exploration and evaluation of the precious metal potential of portions of Aleut Native Corporation Lands, southwest Alaska, 1981: Unpublished Resource Associates of Alaska report prepared for NERCO, 33 p., 1 appendix . (Report held by the Aleut Corporation, Anchorage, Alaska.)
Trujillo, R.S., Tapper, C.J., Alvarez, T.J., Porterfield, Ben, and Toupe, W.M., 1982, Exploration and evaluation of precious metal potential of portions of Aleut Corporation lands, southwest Alaska 1982: Resource Associates of Alaska unpublished report, 91 p, 33 maps, various scales. (Report held by the Aleut Corporation, Anchorage, Alaska.)
Reporters Frederic Wilson
Last report date 6/29/1988