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  3. Mineral Resource Data System (MRDS)

Unnamed

Occurrence in Alaska, United States with commodities Asbestos, 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. Mineral occurrence model information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Economic information about the deposit and operations
  11. Mining district
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10001162
MRDS ID A011859
Record type Site
Current site name Unnamed

Geographic coordinates

Geographic coordinates: -158.80353, 67.3095 (WGS84)
Relative position Located on ridge east of VABM Rich and north of VABM Hunt in T. 22 N., R. 1 W., Kateel River Meridian. Shown as locality 10 in Mayfield and Grybeck (1978) and accurate to within 2000 ft. (600 m).????

Site location context

Political divisions (FIPS codes)

Northwest Arctic(Borough)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Ambler River B-6(quadrangle 1:63,360 scale)

Ambler River SW(quadrangle 1:100,000 scale)

Ambler River(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle Kobuk River(hydrologic unit)

Kobuk-Selawik Rivers(hydrologic accounting unit)

Northwest(hydrologic subregion)

Alaska(hydrologic region)

Federal lands

Kobuk Valley 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
Asbestos Primary
Copper Primary

Materials information

Materials Type of material
Chalcopyrite Ore
Malachite Ore
Tremolite Ore

Mineral occurrence model information

Model code 18
USGS model code 8d
Deposit model name Serpentine-hosted asbestos

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Serpentinite
    Rock unit name Yukon-Koyukuk Ophiolite
    Rock description Yukon-Koyukuk Ophiolite

Nearby scientific data

(1) -158.80353, 67.3095
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Economic information

Comments on the geologic information

  • Geologic Description = Tremolite asbestos in serpentinite and chalcopyrite and malachite in mafic rocks (Mayfield and Grybeck, 1978).

Economic information about the deposit and operations

Development status Occurrence
Commodity type Both

Comments on exploration

  • Status = Inactive

Mining district

District name Kiana

Reference information

Bibliographic references

Comments on the references

  • Primary Reference = Mayfield and Grybeck, 1978

General comments

Subject category Comment text
Deposit Model Name = Serpentine-hosted asbestos
Deposit Other Comments = Located within Kobuk Valley National Park and not considered an exploitable resource.

Reporter information

Type Date Name Affiliation Comment
Reporter 26-OCT-1992 K.R. Leonard U.S. Geological Survey
Reporter 26-OCT-1992 R.L. Elliott U.S. Geological Survey
Reporter 26-OCT-1992 J.M. Schmidt 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.