Copper Mountain Mine

Past Producer in Alaska, United States with commodities Copper, Silver, Gold
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Alteration
  8. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Production statistics
  13. Workings at the site
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10000077
MRDS ID A010091
Record type Site
Current site name Copper Mountain Mine
Alternate or previous names Alaska Consolidated Copper Co., Coppermount, Claims: Indiana, New York, Oregon, Iron Crown
Related records 10185667

Geographic coordinates

Geographic coordinates: -132.61291, 55.23167 (WGS84)
Elevation 1067

Site location context

Political divisions (FIPS codes)

Prince of Wales-Hyder(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Craig A-2(quadrangle 1:63,360 scale)

Craig SE(quadrangle 1:100,000 scale)

Craig(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Prince of Wales(hydrologic unit)

Southern Southeast Alaska(hydrologic accounting unit)

Southeast Alaska(hydrologic subregion)

Alaska(hydrologic region)

Federal lands

Tongass National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State
United States Alaska

Comments on the location information

  • TWO ADDITIONAL LOCATIONS: LAT. 55-14-00N, LONG. 132-36-30W; LAT. 5514-50N, LONG. 132-36-30W 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
Silver Secondary
Gold Secondary

Comments on the commodity information

  • CHALCOPYRITE IS PRIMARY ORE/MINERAL, BUT ONLY BORNITE-CARBONATE ORE IS ECONOMICALLY VIABLE

Materials information

Materials Type of material
Bornite Ore
Chalcopyrite Ore
Copper Ore
Epidote Gangue
Garnet Gangue
Magnetite Gangue
Scapolite Gangue

Alteration

  • (Local) Horneblende In Pluton Altered To Diopside

Analytical data

Result BORNITE-CARBONATE ORE IS 20% CU
Result $1 TO $10/TON AU & AG (1908 PRICES)

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) -132.61291, 55.23167

Economic information

Ore body information

  • Thickness 9.14M

Comments on the geologic information

  • INTRUSION ALSO REFERRED TO AS DIORITE OR PYROXENE SYENITE(?)

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1897
Year of first production 1902
Year of last production 1906

Production statistics

  • Year 1906
    Period 1903-1906
    Material ORE
    Ore mined 998mt
    Accuracy Accurate

Workings at the site

  • Type of workings Surface/Underground
    Length 1524M

Comments on the workings information

  • OVER 4000 FT OF TUNNELS, PLUS SHAFTS & GLORY HOLES

Comments on development

  • SMELTER AND 5000 FT TRAM BUILT IN 1904.

Reference information

Comments on the other database information

  • RECORD NUMBER W062098 IS A POTENTIAL DUPLICATE OF THIS RECORD

Bibliographic references

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1983 Hirschmann, M. M. (Elliott, R. L.) U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Authoritative Alaska resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.