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  3. Mineral Resource Data System (MRDS)

Castle Island Barite Mill

Past Producer in Alaska, United States with commodity Barium-Barite
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Mineral rights holdings
  10. Land status
  11. Ownership information
  12. Links to other databases
  13. Bibliographic references
  14. Reporter information

Geologic information

Identification information

Deposit ID 10161078
MAS/MILS ID 0021170110
Record type Site
Current site name Castle Island Barite Mill

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -133.16438, 56.65394 (WGS84)
Elevation 2
Location accuracy 500(meters)

Site location context

Political divisions (FIPS codes)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Petersburg C-4 NE(quadrangle 1:24,000 scale)

Petersburg N(quadrangle 1:100,000 scale)

Petersburg(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Central Southeast Alaska(hydrologic accounting unit)

Southeast Alaska(hydrologic subregion)

Alaska(hydrologic region)

Federal lands

Federal(land status)

Geographic areas

Country State
United States Alaska

Public Land Survey System information

Meridian Township Range Section Fraction State
Copper River 060 S 078 E 20 S2 Alaska

Commodities

Commodity Importance
Barium-Barite Critical Primary

Nearby scientific data

Ore Body (1) -133.16438, 56.65394
ListMap

Economic information

Economic information about the deposit and operations

Operation type Surface
Development status Past Producer
Commodity type Non-metallic
Significant No

Mineral rights holdings

Type of mineral rights Patented

Land status

Ownership category Federal

Ownership information

  • Type Owner-Operator
    Owner Chromalloy American Corp.
    ID 5000260
    Interest 100
    Home office Texas
    Year 1977

Comments on the ownership information

  • COMPANY ADDRESS CHROMALLOY MINING AND MINERALS P.O. BOX 10660 HOUSTON, TEXAS 77018 LOCAL ADDRESS CHROMALLOY MINING AND MINERALS P.O. BOX 650 PETERSBURG, ALASKA 99833

Reference information

Bibliographic references

  • Deposit

    MSHA REP

Reporter information

Type Date Name Affiliation Comment
Reporter 12-FEB-1988 Rdc U.S. Bureau of Mines

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Current status (per MSHA)

StatusAbandoned since 06/05/1979
MSHA mine ID5000260
Mine name (MSHA)Castle Island Barite Mill
Current operatorChromalloy American Corp
Mine typeFacility (Metal / non-metal)

MSHA cross-reference per the original MRDS record. Mine status and operator reflect MSHA's last published Mines export (February 2025); MSHA's public bulk feed has been unavailable since, so this may be out of date. See the Mine Data Retrieval System for current status.

Open MSHA's Mine Data Retrieval System for inspections, accidents, and violations for this mine.

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.