Unnamed (northwest of Scott Glacier)

Occurrence in Alaska, United States with commodity Zinc

Geologic information

Identification information

Deposit ID 10307382
Record type Site
Current site name Unnamed (northwest of Scott Glacier)

Geographic coordinates

Geographic coordinates: -145.29049, 60.67461 (WGS84)
Relative position This occurrence is at an elevation of about 1800 feet at the northwest edge of Scott Glacier. It is in the center of sec. 7, T. 14 S., R. 1 E., of the Copper River Meridian. Accuracy of the location is within 1000 ft. This site is location C-15 of Jansons and others (1984).
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Geographic areas

Country State
United States Alaska

Commodities

Commodity Importance
Zinc Primary

Materials information

Materials Type of material
Chalcopyrite Ore
Pyrite Ore
Pyrrhotite Ore
Sphalerite Ore

Nearby scientific data

(1) -145.29049, 60.67461

Comments on the geologic information

  • Geologic Description = This occurrence consists of talus blocks of slate and greenstone at the base of iron-stained outcrop. The slate contains chalcopyrite, pyrite, and sphalerite. The greenstone contains chalcopyrite and pyrrhotite (Jansons and others, 1984). Host rocks mapped as part of the Tertiary Orca Group (Nelson and others, 1985). Three grab samples contained from 210 ppm to 0.77% Zn.

Economic information

Economic information about the deposit and operations

Development status Occurrence

Comments on exploration

  • Status = Inactive

Mining district

District name Copper River

Comments on the workings information

  • Workings / Exploration = Three grab samples contained from 210 ppm to 0.77% Zn.

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Alaska Resource Data File ARDF CV052

Bibliographic references

  • Deposit

    Jansons, Uldis, Hoekzema, R.B., Kurtak, J.M., and Fechner, S.A., 1984, Mineral occurrences in the Chugach National Forest, Southcentral Alaska: U.S. Bureau of Mines Open-File Report 5-84, 218 p., 2 sheets, scale 1:250,000.

  • Deposit

    Nelson, S.W., Dumoulin, J. A., and Miller, M.L., 1985, Geologic map of the Chugach National Forest, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF-1645-B, scale 1:250,000.

  • Deposit

    Nelson, S.W., Dumoulin, J. A., and Miller, M.L., 1985, Geologic map of the Chugach National Forest, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF-1645-B, 16 p., 1 sheet, scale 1:250,000.

Comments on the references

  • Primary Reference = Jansons and others, 1984

General comments

Subject category Comment text
Deposit Other Comments = Site is in the Chugach National Forest.

Reporter information

Type Date Name Affiliation Comment
Reporter 10-JUN-00 S.W. Nelson U.S. Geological Survey