Latitude: 55°0'0"N
Longitude: 162°50'45"W
Location: 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).
Geology: 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 N50oE.
Workings: 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.
Age: Quaternary
Alteration: Silicification and argillic alteration of andesitic country rocks.
Commodities (Major) - Ag, Au, Pb, Zn; (Minor) - As, Cu, Hg, Sb
Development Status: No
Deposit Model: Epithermal quartz-alunite gold
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and evaluation of the precious metal potential of portions of Aleut Native Corporation Lands, southwest Alaska, 1981: Unpublished Resource Associates of Alaska report prepared for NERCO, 33 p., 1 appendix .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.) MacKevett, E.M., Jr., and Holloway, C.D., 1977, Map showing metalliferous mineral deposits in the western part of southern Alaska: U.S. Geological Survey Open-File Report 77-169-F, 38 p., 1 sheet, scale 1:1,000,000. 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precious metal potential of portions of Aleut Corporation lands, southwest Alaska 1982: Resource Associates of Alaska unpublished report, 91 p, 33 maps, various scales.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.)
Mineral List
8 entries listed. 8 valid minerals.
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