1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Unnamed (west of lower Nabesna Glacier)

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

Geologic information

Identification information

Deposit ID 10000753
MRDS ID A011394
Record type Site
Current site name Unnamed (west of lower Nabesna Glacier)
Alternate or previous names Unnamed

Geographic coordinates

Geographic coordinates: -142.93365, 62.12996 (WGS84)
Relative position Best location: Richter, 1973, USGS I-789, loc. 11. Accurate within 100 ft radius

Site location context

Political divisions (FIPS codes)

Valdez-Cordova(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Nabesna A-4(quadrangle 1:63,360 scale)

Nabesna SW(quadrangle 1:100,000 scale)

Nabesna C(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Alaska(hydrologic region)

Federal lands

Wrangell-St. Elias National Preserve(National Preserve)

National Preserve NPS(Type of land area)

NPS(Federal land areas administered by NPS)

Geographic areas

Country State
United States Alaska

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Chalcopyrite Ore

Nearby scientific data

(1) -142.93365, 62.12996
ListMap

Economic information

Comments on the geologic information

  • Geologic Description = Small irregular masses of pyrite and minor chalcopyrite in Triassic Nikolai Greenstone probably near buried pluton.

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: none

Reference information

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.

Comments on the references

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

General comments

Subject category Comment text
Deposit Model Name = Lode: contact metasomatic

Reporter information

Type Date Name Affiliation Comment
Reporter 06-FEB-1997 Leonard, K.R. U.S. Geological Survey
Reporter 06-FEB-1997 Elliott, R.L. U.S. Geological Survey
Reporter 06-FEB-1997 Richter, D.H. 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.