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  3. Mineral Resource Data System (MRDS)

Unnamed (on Spectacle Island)

Occurrence in Alaska, United States with commodity Zinc
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Nearby scientific data
  7. Economic information about the deposit and operations
  8. Mining district
  9. Links to other databases
  10. Bibliographic references
  11. General comments
  12. Reporter information

Geologic information

Identification information

Deposit ID 10308216
Record type Site
Current site name Unnamed (on Spectacle Island)

Geographic coordinates

Geographic coordinates: -159.7324, 55.11925 (WGS84)
Relative position The map site of this occurrence is at an elevation of about 500 feet, above the northwest shore of Spectacle Island in East Nagai Strait. It is referred to as SBRGX-38 in Wilson and others (1988, locality 12). The location is accurate to within 1 mile.

Site location context

Political divisions (FIPS codes)

Aleutians East(Borough)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Stepovak Bay A-6(quadrangle 1:63,360 scale)

Shumagin Islands N(quadrangle 1:100,000 scale)

Stepovak Bay(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Cold Bay(hydrologic unit)

Aleutian Islands(hydrologic accounting unit)

Southwest(hydrologic subregion)

Alaska(hydrologic region)

Geographic areas

Country State
United States Alaska

Commodities

Commodity Importance
Zinc Critical Primary

Nearby scientific data

(1) Kaf
ListMap

Economic information

Comments on the geologic information

  • Geologic Description = The country rock at this site is Cretaceous mudstone (Wilson and others, 1995). Wilson and others (1988) reported anomalous zinc values in rocks collected in this area.

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 samples 84ACe97, 98, 100, collected by the U.S. Geological Survey in the mid-1980's, were reported to be anomalous in zinc (Wilson and others, 1988).

Reference information

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 occurrence is located on lands selected by the Aleut Corporation.

Reporter information

Type Date Name Affiliation Comment
Reporter 04-NOV-00 S.H. Pilcher U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Maps centered on this site

Authoritative Alaska resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.