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  3. Mineral Resource Data System (MRDS)

Camp 9

Past Producer in Alameda county in California, United States with commodities Manganese, 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. 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 10162994
MRDS ID M004659
MAS/MILS ID 0060010005
Record type Site
Current site name Camp 9
Alternate or previous names Cummings,Merchant, Crocker Properties, Cummings
Related records 10109078

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -121.65413, 37.60351 (WGS84)
Elevation 422
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Alameda(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mendenhall Springs(quadrangle 1:24,000 scale)

Stockton(quadrangle 1:100,000 scale)

San Jose(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

San Francisco Bay(hydrologic unit)

San Francisco Bay(hydrologic accounting unit)

San Francisco Bay(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Alameda

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 004 S 003 E 09 SENW California

Commodities

Commodity Importance
Manganese Critical Tertiary
Silica Tertiary

Materials information

Materials Type of material
Chert Unknown
Glaucophane Unknown
Psilomelane Unknown
Pyrolusite Unknown
Rhodochrosite Unknown

Nearby scientific data

Main Entrance (1) -121.65413, 37.60351
ListMap

Economic information

Ore body information

  • Strike N40W
    Dip 50S
    Thickness 1.5M
    Length 55M
    Width 3M
    Depth to top 5M
    Field Value
    MAS Matrix # 1
    Type of Orebody #1 SEDIMENTARY
    Shape of Orebody #1 TABULAR
    Shape of Orebody #2 IRREGULAR
    Primary mode of Origin SEDIMENTATION
    Secondary mode of Origin OXIDATION
    Primary Ore Control BEDDING
    Degree of Wallrock Alter. NONE
    Strike And Dip N40W:50S
    Minimum Depth to Top 1
    Avg. Thick. Unconsol. Mat. 5
    Min. Thick. Unconsol. Mat. 1
    Date of Last Modification 830316
  • Area 8HA
    Field Value
    Total Surface Area (HA) 8
    Date of Last Modification 910418

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Deposit size Large
Significant No
Discovery year 1886
Year of first production 1888

Mining district

District name Tesla

Mineral rights holdings

Type of mineral rights Other
Type of mineral rights Fee Ownership

Land status

Ownership category County

Ownership information

  • Type Owner
    Owner County Of Alameda
    Interest 100
    Home office California
    Year 1975
  • Type Operator
    Owner Devany,O. F. Et Al
    Interest 100
    Home office California
    Year 1975

Comments on the ownership information

  • LEASED FROM COUNTY BY SECOND LISTED OWNER

Reference information

Bibliographic references

  • Deposit

    CDMG,BULLETINS:152,1950,#76,1918,#125,1943 AND #140,1948

  • Deposit

    USBM R.I 5579,1960

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.