Unnamed (east of lower Nabesna Glacier)

Occurrence in Alaska, United States with commodity Copper

Geologic information

Identification information

Deposit ID 10000757
MRDS ID A011398
Record type Site
Current site name Unnamed (east of lower Nabesna Glacier)
Alternate or previous names Unnamed

Geographic coordinates

Geographic coordinates: -142.82448, 62.1458 (WGS84)
Relative position Best location: Richter, 1973, USGS I-789, loc. 8. Accurate within 100 ft radius
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Geographic areas

Country State
United States Alaska


Commodity Importance
Copper Primary

Materials information

Materials Type of material
Chalcopyrite Ore
Pyrite Gangue
Quartz Gangue

Nearby scientific data

(1) -142.82448, 62.1458

Comments on the geologic information

  • Geologic Description = Quartz-pyrite veins and veinlets containing minor chalcopyrite in a quartz porphyry of the Upper Paleozoic Tetelna Volcanics. Porphyry may represent a shallow intrusive, tuff, or dome.

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic

Comments on exploration

  • Status = Inactive

Mining district

District name Chisana

Comments on the workings information

  • Workings / Exploration = Type of workings: surface

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS A011398
USGS Alaska Resource Data File ARDF NB046

Bibliographic references

  • Deposit

    Richter, D.H., 1973, Reconnaissance geological map of the Nabesna A-1 quadrangle, Alaska: U.S. Geological Survey Miscellaneous Investigations Series Map 1-789, scale 1:63,360.

  • Deposit

    Richter, D.H., Singer, D.A., and Cox, D.P., 1975, Mineral resources map of the Nabesna quadrangle, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF-655-K, scale 1:250,000.

  • Deposit

    Richter, D.H., and Matson, N.A., 1970, Geochemical data from the Nabesna A-4 quadrangle, Alaska: U.S. Geological Survey Open-File Report 70-276, 14 p., 1 sheet, scale 1:63,360.

Comments on the references

  • Primary Reference = Richter, 1973, USGS I-789

General comments

Subject category Comment text
Deposit Model Name = Lode: stockwork
Deposit Other Comments = See also unnamed deposit NB045

Reporter information

Type Date Name Affiliation Comment
Reporter 07-FEB-1997 Leonard, K.R. U.S. Geological Survey
Reporter 07-FEB-1997 Elliott, R.L. U.S. Geological Survey
Reporter 07-FEB-1997 Richter, D.H. U.S. Geological Survey