Bernard Mountain

Prospect in Alaska, United States with commodities Chromium, Nickel, PGE
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. Materials information
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Mineral rights holdings
  13. Land status
  14. Ownership information
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10258792
MRDS ID A011492
MAS/MILS ID 0020860001
Record type Site
Current site name Bernard Mountain
Alternate or previous names Red Mountain, Tonsina Chromite
Related records 10000839

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -145.16086, 61.57043 (WGS84)
Elevation 1128
Location accuracy 500(meters)

Site location context

Political divisions (FIPS codes)

Valdez-Cordova(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Valdez C-4(quadrangle 1:63,360 scale)

Valdez NE(quadrangle 1:100,000 scale)

Valdez C(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle Copper River(hydrologic unit)

Copper River(hydrologic accounting unit)

South Central Alaska(hydrologic subregion)

Alaska(hydrologic region)

Geographic areas

Country State
United States Alaska

Public Land Survey System information

Meridian Township Range Section Fraction State
Copper River 003 S 001 E 36 NWNWNW Alaska

Commodities

Commodity Importance
Chromium Critical Primary
Nickel Critical Tertiary
PGE Critical Tertiary

Materials information

Materials Type of material
Antigorite Unknown
Chromite Unknown
Magnetite Unknown
Olivine Unknown

Nearby scientific data

Ore Body (1) -145.16086, 61.57043

Economic information

Ore body information

  • Thickness 10M
    Length 400M
    Width 50M
    Area 600HA
    Depth to top 40M
    Field Value
    Type of Orebody #1 UNKNOWN
    Shape of Orebody #1 IRREGULAR
    Shape of Orebody #2 OTHER
    Primary mode of Origin MAGMATIC DIFFER
    Primary Ore Control IGNEOUS
    Degree of Wallrock Alter. UNKNOWN
    Type of Wallrock Alter. #1 UNKNOWN
    Strike And Dip S65E:
    Minimum Depth to Top 0
    Total Surface Area (HA) 600
    Date of Last Modification 830408

Economic information about the deposit and operations

Development status Prospect
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1955

Mining district

District name Nelchina

Mineral rights holdings

Type of mineral rights Located Claim

Land status

Ownership category Federal

Ownership information

  • Type Owner-Operator
    Owner Alaska Yukon Minerals Inc.
    Interest 100
    Home office Alaska
    Year 1975

Reference information

Bibliographic references

  • Ownership

    ALASKA KARDEX 086-027

  • Deposit

    B1246 pp. 49, 52

  • Deposit

    GC15 pp. 2, 4

  • Deposit

    B1246

  • Deposit

    MF438

  • Deposit

    IC8626 p. 18

  • Deposit

    OF77-169A p. 81, No. 42

  • Deposit

    OF77-169A

  • Deposit

    OF78-1E p. 19

  • Deposit

    OF79-1241 p. 14

  • Deposit

    OF82-719 p. 9, No. 197

  • Deposit

    MTA 82 No. E-64

  • Deposit

    IC 8990

General comments

Subject category Comment text
Deposit TOTAL OF 76 CLAIMS LOCATED ON DUNITE FORMATION ULTRAMAFIC CONTAINING CHROMITE OUTCROPS ON BERNARD MTN, SHEEP HILL, AND DUST MOUNTAIN. USGS CRIB M045413

Reporter information

Type Date Name Affiliation Comment
Reporter 06-AUG-1991 Rdc U.S. Bureau of Mines

Beyond USGS

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

Authoritative Alaska resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.