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  3. Mineral Resource Data System (MRDS)

Unnamed (west of Beaver Creek)

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. Mineral occurrence model 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 10308340
Record type Site
Current site name Unnamed (west of Beaver Creek)

Geographic coordinates

Geographic coordinates: -155.31642, 67.10257 (WGS84)
Relative position This occurrence is at an elevation of about 3000 feet on a ridge approximately 1.5 miles west of Beaver Creek. It is in the W1/2 of sec.26, T. 20 N., R. 16 E., of the Kateel River Meridian. The location is accurate to within 1000 ft. The site corresponds to locality 65 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 A-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)

Geographic areas

Country State
United States Alaska

Commodities

Commodity Importance
Molybdenum Primary

Mineral occurrence model information

Model code 59
USGS model code 18b
Deposit model name Skarn Cu
Mark3 model number 8

Nearby scientific data

(1) -155.31642, 67.10257
ListMap

Economic information

Comments on the geologic information

  • Geologic Description = This occurrence consists of a small stock of foliated Devonian(?) granite that has intruded and metamorphosed shale (Nelson and Grybeck, 1980; Grybeck and Nelson, 1981). A grab sample of the metamorphosed shale contained 200 ppm Mo.
  • Age = Probable age of granite is Devonian.

Economic information about the deposit and operations

Development status Occurrence

Comments on exploration

  • Status = Active?

Mining district

District name Shungnak

Comments on the workings information

  • Workings / Exploration = Visited briefly as part of a regional geologic mapping program by the USGS in the late 1970s (Nelson and Grybeck, 1980).

Reference information

Bibliographic references

  • Deposit

    Nelson, S.W., and Grybeck, D.J., 1980, Geologic map of the Survey Pass quadrangle, Brooks Range, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF-1176-A, 2 sheets, scale 1:250,000.

  • 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, 1980

General comments

Subject category Comment text
Deposit Model Name = Skarn ? (Cox and Singer, 1986; model 18)

Reporter information

Type Date Name Affiliation Comment
Reporter 04-OCT-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.