Copper Bay

Occurrence in Alaska, United States with commodities Copper, Zinc

Geologic information

Identification information

Deposit ID 10000320
MRDS ID A010373
Record type Site
Current site name Copper Bay
Related records 10160904

Geographic coordinates

Geographic coordinates: -147.84141, 60.26705 (WGS84)
Elevation 3
(click for info)

Geographic areas

Country State
United States Alaska

Comments on the location information

  • DEPOSIT NUMBER IS THE MAP LOCATION NUMBER FROM MF-880A. 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 Secondary

Materials information

Materials Type of material
Chalcopyrite Ore
Sphalerite Ore
Calcite Gangue
Pyrite Gangue
Pyrrhotite Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt
    Stratigraphic age (youngest) Paleocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt
    Rock unit name Orca Group
    Rock description Orca Group

Nearby scientific data

(1) -147.84141, 60.26705

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Prince William Sound District

Land status

Ownership category National Forest

Comments on the workings information

  • ONE TUNNEL

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS A010373

Bibliographic references

  • Deposit

    USGS BULLETIN 662, P. 218

  • Deposit

    USGS MISCELLANEOUS FIELD STUDIES 880-A, LOCATION 139

  • Deposit

    USGS OPEN FILE 80-621, P. 62.

General comments

Subject category Comment text
Deposit SHEAR ZONE IN PILLOW BASALT IS PARTIALLY FILLED WITH VEINS OF EPIDOTE AND VEINS OF QUARTZ AND EPIDOTE, BOTH OF WHICH CARRY SULFIDES. SULFIDES ALSO IMPREGNATE WALL ROCK.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1984 Hirschmann, M. M. (Elliott, R. L.) U.S. Geological Survey