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  3. Mineral Resource Data System (MRDS)

Tugidak Island

Producer in Alaska, United States with commodity Gold
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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. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Mining district
  11. Links to other databases
  12. Bibliographic references
  13. General comments
  14. Reporter information

Geologic information

Identification information

Deposit ID 10003489
MRDS ID A106247
Record type Site
Current site name Tugidak Island

Geographic coordinates

Geographic coordinates: -154.7224, 56.39936 (WGS84)
Relative position This site is the general beach area along the southeast coast of Tugidak Island (MacKevett and Holloway, 1977, locality 5).

Site location context

Political divisions (FIPS codes)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Trinity Islands B-3 NE(quadrangle 1:24,000 scale)

Trinity Islands SW(quadrangle 1:100,000 scale)

Trinity Islands(quadrangle 1:250,000 scale)

Geographic areas

Country State
United States Alaska

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore

Mineral occurrence model information

Model code 119
USGS model code 39a
Deposit model name Placer Au-PGE
Mark3 model number 54

Nearby scientific data

(1) -154.7224, 56.39936
ListMap

Economic information

Comments on the geologic information

  • Geologic Description = Scattered patches of black sand concentrations occur at the high tide mark. They are widely scattered , their volume is small, and their gold content is reported to be very low (Gassaway, 1935).
  • Age = Quaternary

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic

Comments on exploration

  • Status = Active?

Mining district

District name Kodiak

Comments on the workings information

  • Workings / Exploration = Smith (1933) reports that natives have recovered placer gold in amounts valued at a few hundred dollars. In 1996 there were active placer claims on the southern end of the island.

Reference information

Bibliographic references

Comments on the references

  • Primary Reference = Gassaway, 1935

General comments

Subject category Comment text
Deposit Model Name = Gold placer (Cox and Singer, 1986; model 39a).

Reporter information

Type Date Name Affiliation Comment
Reporter 15-AUG-1998 S.H. Pilcher 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.