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  3. Mineral Resource Data System (MRDS)

Unnamed Occurrence

Occurrence in Alaska, United States with commodities Copper, Gold, Nickel, 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 10001095
MRDS ID A011781
Record type Site
Current site name Unnamed Occurrence

Geographic coordinates

Geographic coordinates: -144.37184, 63.07996 (WGS84)

Site location context

Political divisions (FIPS codes)

Valdez-Cordova(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mount Hayes A-1(quadrangle 1:63,360 scale)

Mount Hayes SE(quadrangle 1:100,000 scale)

Mount Hayes(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Copper River(hydrologic unit)

Copper River(hydrologic accounting unit)

South Central Alaska(hydrologic subregion)

Alaska(hydrologic region)

Geographic areas

Country State
United States Alaska

Comments on the location information

  • BEST LOCATION: USGS I-1031, LOC. 4 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
Gold Secondary
Nickel Critical Tertiary
Silver Tertiary

Materials information

Materials Type of material
Chalcopyrite Ore

Analytical data

Result FLOAT SAMPLE OF MASSIVE PYRRHOTITE: 0.6% CU. 0.04% NI, 0.02 OZ/TON AU, TRACE AG

Host and associated rocks

  • Host or associated Associated
    Rock type Metamorphic Rock > Metavolcanic Rock > Mafic Metamorphic Rock > Greenstone
    Rock unit name Nikolai Greenstone
    Rock description Nikolai Greenstone
    Stratigraphic age (youngest) Late Triassic
    Stratigraphic age (youngest) Late Triassic
  • Host or associated Host
    Rock type Metamorphic Rock > Metavolcanic Rock > Mafic Metamorphic Rock > Greenstone

Nearby scientific data

(1) -144.37184, 63.07996
ListMap

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Chistochina

Land status

Ownership category State

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit BAND OF MASSIVE PYRRHOTITE ABOUT 10 FT THICK, 100-150 FT LONG; CONTAINS MINOR CHALCOPYRITE

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1985 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.