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  3. Mineral Resource Data System (MRDS)

Unnamed Chromite Occurrence

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. Host and associated rocks
  8. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Mining district
  11. Land status
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10002382
MRDS ID A013300
Record type Site
Current site name Unnamed Chromite Occurrence

Geographic coordinates

Geographic coordinates: -135.3028, 57.10165 (WGS84)
Elevation 732
Relative position 3.4 MI. NE OF SITKA, AT SUMMIT OF RIDGE NW OF INDIAN RIVER.

Site location context

Political divisions (FIPS codes)

Sitka(Borough)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Sitka A-4(quadrangle 1:63,360 scale)

Sitka SW(quadrangle 1:100,000 scale)

Sitka(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Central 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

  • USGS I-388, LOC. 32; USGS MF-467, LOC. 53 LAND STATUS VALUE CALCULATED 6-94 USING GIS OVERLAY ANALYSIS WITH BLM 1:2,500,000 SCALE OWNERSHIP STATUS MAP (1991).

Commodities

Commodity Importance
Chromium Critical Primary

Materials information

Materials Type of material
Chromite Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Metamorphic Rock > Serpentinite
    Rock unit name Katlian Group
    Rock description Katlian Group
  • Host or associated Host
    Rock type Metamorphic Rock > Serpentinite

Nearby scientific data

(1) -135.3028, 57.10165
ListMap

Economic information

Comments on the geologic information

  • NEAR CONTACT BETWEEN TRI-PERM (?) KATLIAN GROUP METAMORPHIC ROCKS AND JUR-TRI KELP BAY GROUP METAMORPHIC ROCKS.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1961
Discoverer Loney And Others

Mining district

District name Chichagof

Land status

Ownership category State

Comments on development

  • SAMPLED FOR USGS I-388 BETWEEN 1956 AND 1961

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit MAGNETITE AND CHROMITE IN SERPENTINITE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1987 Leonard, Kenneth R. (Huber, Donald F.) 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.