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

Unnamed (east of Reed River)

Occurrence in Alaska, United States with commodity Molybdenum
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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 10308332
Record type Site
Current site name Unnamed (east of Reed River)

Geographic coordinates

Geographic coordinates: -155.03945, 67.32059 (WGS84)
Relative position This site is at an elevation of about 2500 feet, 1.25 miles east of the Reed River. It is in the W1/2 of sec. 11, T. 22 N., R. 17 E., of the Kateel River Meridian. Location is accurate to within 1000 ft. The site corresponds to locality 43 of Grybeck and Nelson (1981).

Site location context

Political divisions (FIPS codes)

Northwest Arctic(Borough)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Survey Pass B-5(quadrangle 1:63,360 scale)

Survey Pass S(quadrangle 1:100,000 scale)

Survey Pass(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Kobuk River(hydrologic unit)

Kobuk-Selawik Rivers(hydrologic accounting unit)

Northwest(hydrologic subregion)

Alaska(hydrologic region)

Federal lands

Gates of the Arctic National Park(National Park)

National Park NPS(Type of land area)

NPS(Federal land areas administered by NPS)

Geographic areas

Country State
United States Alaska

Commodities

Commodity Importance
Molybdenum Primary

Nearby scientific data

(1) Dogn
ListMap

Economic information

Comments on the geologic information

  • Geologic Description = This occurrence consists of grab samples of pyrite-bearing silicified granite along a fault zone (Grybeck and Nelson, 1981). The samples contain 200 to 700 ppm Mo.
  • Age = Devonian; possibly related to the emplacement of Devonian pluton.

Economic information about the deposit and operations

Development status Occurrence

Mining district

District name Shungnak

Comments on the workings information

  • Workings / Exploration = Site briefly examined during regional geologic mapping by the USGS in the late 1970s.

Reference information

Bibliographic references

  • Deposit

    Grybeck, D.J., and Nelson, S.W., 1981, Mineral deposit map of the Survey Pass quadrangle, Brooks Range, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF-1176-F, 1 sheet, scale 1:250,000.

Comments on the references

  • Primary Reference = Grybeck and Nelson, 1981

General comments

Subject category Comment text
Deposit Other Comments = Located within Gates of the Arctic National Park.

Reporter information

Type Date Name Affiliation Comment
Reporter 21-SEP-99 S.W. Nelson 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.