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Mispah-Montana Claims

Past Producer in Kern county in California, United States with commodities Silver, Gold
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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. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Ownership information
  16. Production statistics
  17. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. General comments
  21. Reporter information

Geologic information

Identification information

Deposit ID 10048717
MRDS ID MP25733
Record type Site
Current site name Mispah-Montana Claims
Alternate or previous names Claims: Mispah Extension, Montana Fraction

Geographic coordinates

Geographic coordinates: -117.63061, 35.35305 (WGS84)
Location accuracy 1000(meters)

Site location context

Political divisions (FIPS codes)

San Bernardino(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Johannesburg(quadrangle 1:24,000 scale)

Cuddeback Lake(quadrangle 1:100,000 scale)

Trona(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Coyote-Cuddeback Lakes(hydrologic unit)

Northern Mojave(hydrologic accounting unit)

Northern Mojave-Mono Lake(hydrologic subregion)

California(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 Kern

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 030S 040E;041E 01,06 California

Commodities

Commodity Importance
Silver Primary
Gold Primary

Materials information

Materials Type of material
Miargyrite Ore

Analytical data

Result AVG. ASSAYS WERE FROM $7-$9/TON

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
  • Host or associated Host
    Rock type Metamorphic Rock > Schist

Nearby scientific data

(1) -117.63061, 35.35305
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Stockwork

Ore body information

  • Strike N40E
    Dip 65SE
    Thickness 0.3M

Controls for ore emplacement

  • Fracture Zone, N40e, 60nw

Comments on the geologic information

  • KR: GANGUE: QUARTZ, PYRITE, STUBNITE

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Rand Mining District

Ownership information

  • Type Owner
    Owner Mispah-Montana Mining Co.

Production statistics

  • Year 1925
    Period To 1925
    Material ORE AG
    Accuracy Estimate
    Description Cp_Grade: ^100 Oz/Ton Ag, $20/Ton Au
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Ore Silver Silver 28240g/mt

Workings at the site

  • Type of workings Underground
    Overall depth 213.36M

Comments on the workings information

  • 2 COMPARTMENT SHAFT WITH DRIFTS ON 100, 200, 500 AND 700 FT LEVELS, AMOUNTING TO SEVERAL THOUSAND FEET OF HORIZONTAL WORKINGS.

Reference information

Bibliographic references

  • Deposit

    CALIFORNIA JOURNAL OF MINES AND GEOLOLGY, VOL. 25, P. 57-58.

  • Deposit

    CALIFORNIA JOURNAL OF MINES AND GEOLOGY, VOL. 19, P. 167-168.

  • Deposit

    CALIFORNIA DIVISION OF MINES AND GEOLOGY, BULLETIN 95, P. 138.

General comments

Subject category Comment text
Deposit 2 PARALLEL VEINS, 8-12 INCHES THICK. VEIN MATERIAL CONSISTS OF A DARK GRAY SILICEOUS FILLING MORE OR LESS BRECCIATED. 2 SMALL BUNCHES OF ORE CARRYING HIGH SILVER VALUES WERE ENCOUNTERED ON THE 100 FT LEVEL NEAR SHAFT. NUMEROUS SMALLER VEINLETS UP TO 2 INCHES THICK.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1982 Nelson, Scott C. (Albers, John, P.) U.S. Geological Survey

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.