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

Copper King

Prospect in Alaska, United States with commodity 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 10001075
MRDS ID A011758
Record type Site
Current site name Copper King
Related records 10136926

Geographic coordinates

Geographic coordinates: -142.00859, 61.76358 (WGS84)
Relative position 2,000 ft south of toe of Middle Fork Glacier, at an elevation of 5,800 ft. Best location: MacKevett, 1976, loc.172. Accurate within radius of 1,000 feet.

Site location context

Political divisions (FIPS codes)

Valdez-Cordova(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

McCarthy D-3(quadrangle 1:63,360 scale)

McCarthy NE(quadrangle 1:100,000 scale)

McCarthy C(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Alaska(hydrologic region)

Federal lands

Wrangell-St. Elias 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
Copper Primary

Comments on the commodity information

  • Ore Material = Native Cu
  • Ore Material = Copper (native)

Materials information

Materials Type of material
Copper Ore
Calcite Gangue
Prehnite Gangue
Zeolite Gangue

Mineral occurrence model information

Model code 87
USGS model code 23
Deposit model name Basaltic Cu (BC name is Volcanic redbed Cu)
Mark3 model number 118

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt
    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 Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt

Nearby scientific data

(1) -142.00859, 61.76358
ListMap

Economic information

Comments on the geologic information

  • Geologic Description = Native Cu in 6 ft thick zone of amygdaloidal basalt in the Triassic Nikolai Greenstone. Copper is intergrown with prehnite, calcite and zeolites.

Economic information about the deposit and operations

Development status Prospect
Commodity type Metallic

Comments on exploration

  • Status = Inactive

Mining district

District name Chisana

Comments on the workings information

  • Workings / Exploration = Explored by two open cuts and 2 short adits. Type of workings: surface and underground.

Reference information

Bibliographic references

Comments on the references

  • Primary Reference = Capps, 1916

General comments

Subject category Comment text
Deposit Model Name = Basaltic Cu

Reporter information

Type Date Name Affiliation Comment
Reporter 27-OCT-1997 Leonard, K.R. U.S. Geological Survey
Reporter 27-OCT-1997 Elliott, R.L. U.S. Geological Survey
Reporter 27-OCT-1997 Richter, D.H. 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.