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Sturgeon River

Occurrence in Alaska, United States with commodity Chromium
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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. Alteration
  8. Mineral occurrence model information
  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 10003589
MRDS ID A106347
Record type Site
Current site name Sturgeon River

Geographic coordinates

Geographic coordinates: -154.52246, 57.40938 (WGS84)
Relative position This site is located between the Sturgeon and Ayakulik Rivers approximately 5 1/2 miles southeast of Grant Lagoon (Foley and Barker, 1985, figure 24, locality 1C). Site location is accurate to within 1/2 mile.

Site location context

Political divisions (FIPS codes)

Kodiak Island(Borough)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Karluk B-2(quadrangle 1:63,360 scale)

Karluk S(quadrangle 1:100,000 scale)

Karluk(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Kodiak-Afognak Islands(hydrologic unit)

Kodiak-Shelikof(hydrologic accounting unit)

South Central Alaska(hydrologic subregion)

Alaska(hydrologic region)

Federal lands

Kodiak National Wildlife Refuge(National Wildlife Refuge)

National Wildlife Refuge FWS(Type of land area)

FWS(Federal land areas administered by FWS)

Geographic areas

Country State
United States Alaska

Commodities

Commodity Importance
Chromium Critical Primary

Materials information

Materials Type of material
Chromite Ore

Alteration

  • (Local) The ultramafic country rock is serpentinized?

Mineral occurrence model information

Model code 15
USGS model code 8a
Deposit model name Podiform chromite (minor)
Mark3 model number none

Nearby scientific data

(1) -154.52246, 57.40938
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Economic information

Comments on the geologic information

  • Geologic Description = At this occurrence dunite segregations and minor, disseminated chromite are present in sill-like bodies of pyroxene peridotite.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic

Comments on exploration

  • Status = Inactive

Mining district

District name Kodiak

Reference information

Bibliographic references

  • Deposit

    Foley, J.Y., and Barker, J.C., 1985, Chromite deposits along the Border Ranges fault, part 1, Field investigations and descriptions of chromite deposits: U.S. Bureau of Mines Information Circular 8990, 58 p.

Comments on the references

  • Primary Reference = Foley and Barker, 1985

General comments

Subject category Comment text
Deposit Model Name = Podiform chromite (Cox and Singer, 1986; model 8a).

Reporter information

Type Date Name Affiliation Comment
Reporter 07-OCT-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.