Unnamed (near Canoe Cove)

Occurrence in Alaska, United States with commodity Copper

Geologic information

Identification information

Deposit ID 10001629
MRDS ID A012393
Record type Site
Current site name Unnamed (near Canoe Cove)

Geographic coordinates

Geographic coordinates: -131.64982, 55.03585 (WGS84)
Relative position This occurrence is at sea level on the southwest coast of Annette Island, just off the unnamed point about a mile southwest of Canoe Cove. The site is in section 12, T. 79 S., R. 91 E., of the Copper River Meridian. It corresponds to loc. 25 in Berg (1972 [I 684]), loc. 151 in Elliott and others (1978), and loc. 51 in Karl (1992). The location is accurate within 0.1 mile.
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Geographic areas

Country State
United States Alaska

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Chalcopyrite Ore
Pyrite Ore

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss

Nearby scientific data

(1) -131.64982, 55.03585

Comments on the geologic information

  • Geologic Description = The country rocks at this site are amphibolite-grade schist and gneiss, probably derived from volcanic, sedimentary, and intrusive rocks of Silurian and Ordovician age (Berg, 1972, Berg and others, 1988). The occurrence consists of thin stringers of pyrite and chalcopyrite in the schist and gneiss (Berg, 1972, loc. 25).

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic

Mining district

District name Ketchikan

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS A012393
USGS Alaska Resource Data File ARDF KC155

Bibliographic references

  • Deposit

    Berg, H.C., 1972, Geologic map of Annette Island, Alaska: U.S. Geological Survey Miscellaneous Geologic Investigations Map I-684, 8 p., 1 sheet, scale 1:63,360,

  • Deposit

    Elliott, R.L., Berg, H.C., and Karl, Susan, 1978, map and table describing metalliferous and selected nonmetalliferous mineral deposits, Ketchikan and Prince Rupert quadrangles, Alaska: U.S. Geological Survey Open-file Report, 78-73-B,17 p., scale 1:250,000.

  • Deposit

    Berg, H.C., Elliott, R.L., and Koch, R.D., 1988, Geologic map of the Ketchikan and Prince Rupert quadrangles, southeastern Alaska: U.S. Geological Survey Mineral Investigations Series Map MF-1807,27 p., scale 1:250,000.

  • Deposit

    Karl, S.M., 1992, Map and table of mineral deposits on Annette Island, Alaska: U.S. Geological Survey Open-File Report 92-690, 57 p., 1 map, scale 1:63,360.

Comments on the references

  • Primary Reference = Berg, 1972 (I 684)

General comments

Subject category Comment text
Deposit Model Name = Disseminated sulfide deposit of undetermined origin.

Reporter information

Type Date Name Affiliation Comment
Reporter 07-JUL-1999 H.C. Berg U.S. Geological Survey