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Dunbar

Prospect in San Bernardino county in California, United States with commodities Aluminum, Barium-Barite, Calcium, Iron, Magnesite, Manganese, Phosphorus-Phosphates, Silica
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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. Materials information
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mineral rights holdings
  12. Links to other databases
  13. Bibliographic references
  14. Reporter information

Geologic information

Identification information

Deposit ID 10237016
MRDS ID M020128
MAS/MILS ID 0060710039
Record type Site
Current site name Dunbar
Alternate or previous names Orchard Deposits
Related records 10033540

Geographic coordinates

Point of reference Trench
Geographic coordinates: -114.3, 34.39364 (WGS84)
Elevation 225
Location accuracy 10(meters)

Site location context

Political divisions (FIPS codes)

San Bernardino(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Lake Havasu City South(quadrangle 1:24,000 scale)

Parker(quadrangle 1:100,000 scale)

Needles(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Havasu-Mohave Lakes(hydrologic unit)

Lower Colorado(hydrologic accounting unit)

Lower Colorado(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

ST(Federal land areas administered by ST)

Geographic areas

Country State County
United States California San Bernardino

Public Land Survey System information

Meridian Township Range Section Fraction State
San Bernardino 004 N 025 E 36 SENE California

Comments on the location information

  • 215 E. PALMER AVE. GLENDALE, CAL.

Commodities

Commodity Importance
Aluminum Critical Tertiary
Barium-Barite Critical Tertiary
Calcium Tertiary
Iron Tertiary
Magnesite Tertiary
Manganese Critical Tertiary
Phosphorus-Phosphates Tertiary
Silica Tertiary

Materials information

Materials Type of material
Braunite Unknown
Feldspar Unknown
Manganite Unknown
Psilomelane Unknown
Quartz Unknown

Nearby scientific data

Trench (1) -114.3, 34.39364
ListMap

Economic information

Ore body information

  • Strike N55W
    Dip 50S
    Thickness 12M
    Length 457M
    Width 12M
    Depth to top 5M
    Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 SEDIMENTARY
    Shape of Orebody #1 MASSIVE
    Type of Orebody #2 DISSEMINATED
    Shape of Orebody #2 TABULAR
    Type of Orebody #3 REPLACEMENT
    Shape of Orebody #3 UNKNOWN
    Primary mode of Origin UNKNOWN
    Secondary mode of Origin UNKNOWN
    Primary Ore Control BEDDING
    Secondary Ore Control FAULTING
    Degree of Wallrock Alter. UNKNOWN
    Type of Wallrock Alter. #1 UNKNOWN
    Type of Wallrock Alter. #2 UNKNOWN
    Type of Wallrock Alter. #3 UNKNOWN
    Strike And Dip N55W:50S
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 3
    Min. Thick. Unconsol. Mat. 0
    Date of Last Modification 830316
  • Area 2HA
    Field Value
    Total Surface Area (HA) 2
    Date of Last Modification 910418

Economic information about the deposit and operations

Operation type Surface
Development status Prospect
Commodity type Both
Significant No

Mineral rights holdings

Type of mineral rights Located Claim
Type of mineral rights State Lease
Type of mineral rights Unknown

Reference information

Bibliographic references

  • Deposit

    CALIF. DIV. MINES BULLETIN 152, 1950, P. 205-206.

  • Deposit

    U.S. BUREAU OF MINES RI 5579, 1960, P. 41.

Reporter information

Type Date Name Affiliation Comment
Reporter 31-MAR-1991 Eastern Field Operations Center (EFOC) U.S. Bureau of Mines

Beyond USGS

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

Maps centered on this site

Authoritative California resources

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