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High Plateau Mine

Past Producer in Del Norte county in California, United States with commodities Chromium, Iron
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Geologic information

Identification information

Deposit ID 10115390
MRDS ID W017819
MAS/MILS ID 0060150256
Record type Site
Current site name High Plateau Mine
Related records 10110530

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -123.95036, 41.92792 (WGS84)
Elevation 600
Location accuracy 100(meters)
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Geographic areas

Country State County
United States California Del Norte

Public Land Survey System information

Meridian Township Range Section Fraction State
Humboldt 018 N 002 E 28 S2NWNE California

Commodities

Commodity Importance
Chromium Tertiary
Iron Tertiary

Nearby scientific data

Main Entrance (1) -123.95036, 41.92792
ListMap

Ore body information

  • Strike N20W
    Dip 15E
    Thickness 2M
    Depth to top 0M
    Width 660M
    Length 104M
    Field Value
    MAS Column # 1
    Type of Orebody #1 SHEAR ZONE
    Shape of Orebody #1 TABULAR
    Type of Orebody #2 FISSURE VEIN
    Shape of Orebody #2 LENTICULAR
    Primary mode of Origin MAGMATIC DIFFER
    Primary Ore Control LITHOLOGY
    Secondary Ore Control FAULTING
    Degree of Wallrock Alter. INTENSE
    Type of Wallrock Alter. #1 CARBONITIZATION
    Type of Wallrock Alter. #2 OTHER
    Strike And Dip N20W
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 0
    Min. Thick. Unconsol. Mat. 0
    Date of Last Modification 830316
  • Area 1HA
    Field Value
    Total Surface Area (HA) 1
    Date of Last Modification 910418

Comments on the geologic information

  • G-TWA, OTHER IS SERPENTINIZATION

Economic information

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Significant No
Discovery year 1917
Year of first production 1918

Mining district

District name Gasquet

Mineral rights holdings

Type of mineral rights Located Claim

Land status

Ownership category National Forest

Ownership information

  • Type Owner
    Owner Eugene R. Brown
    Interest 100
    Home office California
    Year 1979

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
U.S. Bureau of Mines Minerals Availability System MAS 0060150256
USGS Mineral Resources Data System MRDS W017819 MAS references MRDS

Bibliographic references

  • Deposit

    ALLEN,J.E., 1941, GEOLOGICAL INVESTIGATION OF THE CHROMITE

  • Deposit

    DEPOSITS OF CALIFORNIA: CALIFORNIA DIVISION OF MINES REPOR

  • Deposit

    37, P. 117-118.

  • Deposit

    CATER, F.W., JR., AND WELLS, F.G., 1953, GEOLOGY AND MINERAL

  • Deposit

    RESOURCES OF THE GASQUET QUADRANGLE, CALIFORNIA-OREGON:

  • Deposit

    U.S. GEOLOGICAL SURVEY BULLETIN 995-C, PLATE 11.

  • Deposit

    O'BRIEN,J.C., 1952, MINES AND MINERAL RESOURCES OF

  • Deposit

    DEL NORTE COUNTY, CALIFORNIA: CALIFORNIA JOURNAL OF

  • Deposit

    MINES AND GEOLOGY, V. 48, NO. 4, P. 272-273.

  • Deposit

    O'BRIEN,J.C., 1957, HIGH PLATEAU MINE: CALIFORNIA

  • Deposit

    DIVISION OF MINES AND GEOLOGY, UNPUBLISHED MINE REPORT,

  • Deposit

    P. 1.

  • Deposit

    WELLS, F.G., CATER, F.W., JR., AND RYNEARSON, G.A.,

  • Deposit

    1946, CHROMITE DEPOSITS OF DEL NRTE COUNTY, CALIFORNIA:

  • Deposit

    CALIFORNIA DIVISION OF MINES BULLETIN, 134, PART 1,

  • Deposit

    CHAPTER 1, P. 32-35,37, PLATE 4,5,6.

Reporter information

Type Date Name Affiliation Comment
Reporter 27-FEB-1984 Wetzel, Nicholas U.S. Bureau of Mines