1. Mineral Resources
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  3. Mineral Resource Data System (MRDS)

Unnamed Occurrence

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

Geologic information

Identification information

Deposit ID 10001219
MRDS ID A011932
Record type Site
Current site name Unnamed Occurrence

Geographic coordinates

Geographic coordinates: -155.26631, 67.83738 (WGS84)
Location accuracy 1000(meters)

Site location context

Political divisions (FIPS codes)

Yukon-Koyukuk(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

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

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

Survey Pass(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

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

Comments on the location information

  • USGS MF-1176F, LOC. 3 LAND STATUS VALUE CALCULATED 6-94 USING GIS OVERLAY ANALYSIS WITH BLM 1:2,500,000 SCALE OWNERSHIP STATUS MAP (1991).

Commodities

Commodity Importance
Copper Primary
Zinc Critical Primary
Lead Primary
Silver Primary

Materials information

Materials Type of material
Chalcopyrite Ore
Sphalerite Ore
Quartz Gangue

Analytical data

Result MINERALIZED SAMPLES CONTAIN 2-100 PPM AG, APPARENTLY RELATED TO PRESENCE OF GALENA

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Argillite
    Rock unit name Wacke Sandstone Member Of Hunt Fork Shale; Dominantly Sandstone, Mudstone And Shale
    Rock description Wacke Sandstone Member Of Hunt Fork Shale; Dominantly Sandstone, Mudstone And Shale
    Stratigraphic age (youngest) Late Devonian
    Stratigraphic age (youngest) Late Devonian

Nearby scientific data

(1) -155.26631, 67.83738
ListMap

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1978

Mining district

District name Noatak

Land status

Ownership category National Park

Comments on development

  • DISCOVERED BY USGS PERSONNEL DURING FIELD WORK FOR THE ALASKA MINERAL RESOURCE ASSESSMENT PROGRAM

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit DISSEMINATED TO MASSIVE CHALCOPYRITE IN IRREGULAR QUARTZ SEGREGATION ABOUT 0.5 M THICK; SPARSE FLOAT IN CREEK OF WHITE, BRECCIATED QUARTZ CONTAINS MINOR DISSEMINATED GALENA, SPHALERITE, AND CHALCOPYRITE
Deposit CLOSED TO PROSPECTING UNDER SEC. (D) (2) OF THE ALASKA NATIVE CLAIMS SETTLEMENT ACT IN 1971; AS IS MUCH OF THE SURVEY PASS QUADRANGLE EXCLUSIVE OF THE SW CORNER ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-86 Leonard, Kenneth R. (Elliott, R. L.) 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.