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Unnamed (east of Ivanof River)

Occurrence in Alaska, United States with commodities Silver, Copper
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Geologic information

Identification information

Deposit ID 10308230
Record type Site
Current site name Unnamed (east of Ivanof River)

Geographic coordinates

Geographic coordinates: -159.34244, 55.93926 (WGS84)
Relative position This occurrence is on the Alaska Peninsula east of Ivanof River. The map site is at an elevation of 1,500 feet, in the NE1/4 of sec. 16, T. 49 S., R. 65 W., of the Seward Meridian. It is referred to as SBRGX-52 in Wilson and others (1988, locality 26). The location is accurate to within 2 miles.
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Geographic areas

Country State
United States Alaska

Commodities

Commodity Importance
Silver Primary
Copper Primary

Nearby scientific data

(1) -159.34244, 55.93926
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Comments on the geologic information

  • Geologic Description = This occurrence is probably in sedimentary units of the Lower Cretaceous Naknek Formation (Wilson and others, 1995). It consists of hornfelsed siltstone and sandstone (Wilson and others, 1988). One sample collected by the U.S. Geological Survey was reported to be anomalous in copper and silver.

Economic information

Economic information about the deposit and operations

Development status Occurrence

Comments on exploration

  • Status = Inactive

Mining district

District name Alaska Peninsula

Comments on the workings information

  • Workings / Exploration = Rock sample 86AGs18c, collected by the U.S. Geological Survey in the mid-1980's, was reported to be anomalous in copper and silver (Wilson and others, 1988).

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Alaska Resource Data File ARDF SB026

Bibliographic references

  • Deposit

    Angeloni, L.M., Wilson, F.H., and Sutlet, S., 1985, Map and tables showing preliminary rock geochemical data, Port Moller, Stepovak Bay, and Simeonof Island quadrangles, Alaska: U.S. Geological Survey Open-File Report 85-470, 179 p., 1 map sheet, scale 1:250,000.

  • Deposit

    Wilson, F.H., White, W.H., and DuBois, G.D., 1988, Brief descriptions of mines, prospects, and mineral occurrences in the Port Moller and Stepovak Bay quadrangles, Alaska Peninsula: U.S. Geological Survey Open-File Report 88-666, 128 p., scale 1:250,000.

  • Deposit

    Wilson, F.H., Detterman, R.L., Miller, J. W., and Case, J.E., 1995, Geologic map of the Port Moller, Stepovak Bay, and Simeonof Island quadrangles, Alaska: U.S. Geological Survey Miscellaneous Investigation Series Map I-2272, 1 map sheet, scale 1:250,000.

Comments on the references

  • Primary Reference = Wilson and others, 1988

General comments

Subject category Comment text
Deposit Other Comments = This site is located on land interim-conveyed to, or patented by, the Bristol Bay Native Corporation.

Reporter information

Type Date Name Affiliation Comment
Reporter 09-NOV-00 S.H. Pilcher U.S. Geological Survey