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Chocolate Drop Group

Past Producer in Imperial county in California, United States with commodities Barium-Barite, Calcium, Fluorine-Fluorite, Iron, Manganese
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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. Mining district
  12. Mineral rights holdings
  13. Land status
  14. Ownership information
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10187755
MAS/MILS ID 0060250008
Record type Site
Current site name Chocolate Drop Group
Alternate or previous names McKinney, Ebony Group, Tadpole, Black Point, Dixie Queen, Alaskan, Black Jack, War Eagle, Chipmunk, Big Bear, Chipmunk and Laskin, Chocolate Drop Mine

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -114.9319, 33.40756 (WGS84)
Elevation 244

Site location context

Political divisions (FIPS codes)

Imperial(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Wiley Well(quadrangle 1:24,000 scale)

Trigo Mountains(quadrangle 1:100,000 scale)

Salton Sea(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Imperial Reservoir(hydrologic unit)

Lower Colorado(hydrologic accounting unit)

Lower Colorado(hydrologic subregion)

Lower Colorado(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management CA)

Bureau of Land Management CA BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States California Imperial

Public Land Survey System information

Meridian Township Range Section Fraction State
San Bernardino 009 S 020 E 07 California

Commodities

Commodity Importance
Barium-Barite Critical Tertiary
Calcium Tertiary
Fluorine-Fluorite Critical Tertiary
Iron Tertiary
Manganese Critical Tertiary

Materials information

Materials Type of material
Barite Unknown
Calcite Unknown
Fluorite Unknown
Limonite Unknown
Psilomelane Unknown

Nearby scientific data

Ore Body (1) -114.9319, 33.40756
ListMap

Economic information

Ore body information

  • Strike N00S
    Dip 85W
    Thickness 1M
    Length 35M
    Width 10M
    Depth to top 1M
    Field Value
    MAS Matrix # 1
    Type of Orebody #1 FISSURE VEIN
    Shape of Orebody #1 TABULAR
    Type of Orebody #2 BRECCIA FILL
    Shape of Orebody #2 PIPELIKE
    Primary mode of Origin HYDROTHERMAL
    Secondary mode of Origin OTHER
    Primary Ore Control FAULTING
    Secondary Ore Control LITHOLOGY
    Degree of Wallrock Alter. MODERATE
    Type of Wallrock Alter. #1 ADV ARGILLIC
    Type of Wallrock Alter. #2 SERICITIC
    Strike And Dip N00S:85W
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 1
    Min. Thick. Unconsol. Mat. 0
    Date of Last Modification 830316
  • Area 5HA
    Field Value
    Total Surface Area (HA) 5
    Date of Last Modification 910418

Economic information about the deposit and operations

Operation type Surface
Development status Past Producer
Commodity type Both
Significant No
Discovery year 1916
Year of first production 1917

Mining district

District name Chuckawalla

Mineral rights holdings

Type of mineral rights Located Claim
Type of mineral rights Federal Lease

Land status

Ownership category BLM Administrative Area

Ownership information

  • Type Owner
    Owner U.S. Bureau Of Land Management
    Interest 100
    Home office California
    Year 1976

Reference information

Bibliographic references

  • Deposit

    CALIF. STATE MINING BUR. BULLETIN 76, 1918, P. 34-35.

  • Deposit

    CALIF. STATE MINING BUR. REPORT, V. 38, 1926, P. 264-265.

  • Deposit

    CALIF. JOUR. MINES AND GEOL., V. 38, 1942, P. 128-129.

  • Deposit

    CALIF. DIV. MINES BULLETIN 125, 1943, P. 118.

  • Deposit

    CALIF. DIV. MINES AND GEOL BULLETIN 152, 1950, P. 74-76.

  • Deposit

    U.S. BUREAU OF MINES RI 5579, 1960, P. 33.

  • Deposit

    CALIF. DIV. MINES COUNTY REPORT 7. 1977, P. 73.

  • Deposit

    ALSO IN N 1/2 SEC. 18.

Reporter information

Type Date Name Affiliation Comment
Reporter 27-FEB-1984 Deino, Al 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.