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Live Oak and Governor.

Past Producer in Mariposa county in California, United States with commodities Gold, Lead
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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. Ore body information
  11. Economic information about the deposit and operations
  12. Ownership information
  13. Workings at the site
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10102856
MRDS ID M009364
Record type Site
Current site name Live Oak and Governor.
Alternate or previous names Stud Horse Flat Group, Live Oak Group, White Oak Group
Related records 10163730

Geographic coordinates

Geographic coordinates: -120.17099, 37.62575 (WGS84)
Elevation 441
Relative position S. SIDE MERCED RIV. CYN, 2 MI. NW OF BAGBY

Site location context

Political divisions (FIPS codes)

Mariposa(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Coulterville(quadrangle 1:24,000 scale)

Oakdale(quadrangle 1:100,000 scale)

San Jose(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Merced(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(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 Mariposa

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 003S 016E 35 California

Comments on the location information

  • UTM ACC. SE 1/4 ?

Commodities

Commodity Importance
Gold Primary
Lead Secondary

Materials information

Materials Type of material
Galena Ore
Gold Ore
Pyrite Ore
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Late Jurassic
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Slate
  • Host or associated Host
    Rock type Metamorphic Rock > Metavolcanic Rock > Mafic Metamorphic Rock > Greenstone
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -120.17099, 37.62575
ListMap

Economic information

Ore body information

  • Strike NW
    Dip 76 SW
    Thickness 3.05M
    Length 1828.8M
    Depth to top 0M

Comments on the geologic information

  • GEOL.DESC: LAIZURE ( 1928 ) DESCRIBES FOOTWALL AS SLATE AND PORPHYRY, HANGING WALL AS DIORITE. BOWEN & GRAY DESCRIBE WALL ROCKS AS PYROXENE ANDESITE OF THE PENON BLANCO MEMBER OF THE UPPER JURASSIC AMADOR GROUP - THE GREENSTONES CONTACT THE MARIPOSA SLATE 1/2 MI. E OF THE MINE.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1895

Ownership information

  • Type Operator
    Owner North American Gold Mines, Inc.
    Home office C/O Ada Stewart

Comments on the production information

  • WORKED INTERMITTENTLY 1910-1930'S; LITTLE ACTIVITY EXCEPT ASSESSMENT WORK SINCE 1938. IN 1932 IT WAS ESTIMATED THAT THERE WAS 14,000 TONS OF ORE BETWEEN THE 68-FT. AND 225 FT. LEVELS ON THE MAIN SHAFT BUT THERE IS NO RECORD OF ANY OF THIS HAVING BEEN REMOVED; VALUE WAS ESTIMATED TO RUN $10.50 PER TON BUT RECORDED PRODUCTION BETWEEN 1931-34 RAN CONSIDERABLY LESS. QUARTZ CARRIES $7 - $10 FREE GOLD/TON & SULFIDES AVERASING $400 - $900/TON.

Workings at the site

  • Type of workings Underground
    Length 609.6M
    Overall depth 76.2M

Comments on the workings information

  • TWO SHAFTS, TWO ADITS, DRIFTS, WINZE; MAIN (NORTHERLY) SHAFT IN GOOD CONDITION BUT THE OTHER CAVED BELOW 68 FT.

Reference information

Bibliographic references

  • Deposit

    BOWEN, O. E., JR., GRAY, C. H., JR., 1957 , MINES AND MINERAL DEPOSITS OF MARIPOSA COUNTY, CALIFORNIA: CALIF. JOUR. MINES AND GEOLOGY, V. 53 , NOS. 1 AND 2 , P. 117 - 118 .

  • Deposit

    LAIZURE, C. MCK., 1928 , SAN FRANCISCO FIELD DIVISION IN TWENTY-FOURTH REPORT OF THE STATE MINERALOGIST: CALIFORNIA STATE MINING BUREAU. P. 94 - 5 .

  • Production

    LAIZURE 1928

  • Reserve-Resource

    BOWEN & GRAY 1957 , P. 118 .

General comments

Subject category Comment text
Deposit Discovery Year: 1890'S OR EARLY 1900'S

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1973 Gere, W. U.S. Geological Survey
Updater 01-JAN-1979 Bowman, J. And Albers, J. 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.