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Horse Shoe Group

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

Geologic information

Identification information

Deposit ID 10030869
MRDS ID M009336
Record type Site
Current site name Horse Shoe Group
Related records 10284836

Geographic coordinates

Geographic coordinates: -120.20238, 37.66825 (WGS84)
Elevation 549
Relative position THREE MILES SOUTH OF COULTERVILLE, 1/2 MILE FROM MAST STATION ON YOSEMITE VALLEY RAILROAD.

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 15,16,22 California

Comments on the location information

  • UTM ACC. ; INFO FROM LAND.ST :UNDETERMINED

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Quartz Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Slate
  • Host or associated Host
    Rock type Metamorphic Rock > Serpentinite

Nearby scientific data

(1) -120.20238, 37.66825
ListMap

Economic information

Ore body information

  • Strike NW
    Dip 50 NE
    Thickness 1.22M

Comments on the geologic information

  • GEOL.DESC: SLATE FOOTWALL, SERPENTINE HANGING WALL. CASTELLO ( 1921 ), CALLS COUNTRY ROCK PORPHYRITE.

Economic information about the deposit and operations

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

Mining district

District name Hunter Valley

Ownership information

  • Type Owner
    Owner Clara Bibbero And David A. Green
    First year 1927

Comments on the production information

  • OPTIONED TO HORSE SHOE BEND MNG. CO. IN 1927 FROM MERCED RIVER MINES. CO. NO PRODUCTION RECORD FOUND.

Comments on the workings information

  • 1100 FEET OF DEVELOPMENT WORK DONE.

Reference information

Bibliographic references

  • Deposit

    LAIZURE, C. MCK., 1928 , SAN FRANCISCO FIELD DIVISION IN TWENTY-FOURTH REPORT OF THE STATE MINERALOGIST: CALIFORNIA STATE MINING BUREAU, P. 90 .

  • Deposit

    CASTELLO, W. O., 1921 , MINES AND MINERAL RESOURCES OF MARIPOSA COUNTY IN SEVENTEENTH REPORT OF THE STATE GEOLOGIST: CALIFORNIA STATE MINING BUREAU, P. 118 - 119 .

  • Deposit

    AUBURY, L. E., 1904 , REGISTER OF MINES AND MINERALS, MARIPOSA COUNTY CALIFORNIA: CALIFORNIA STATE MINING BUREAU. P. 11 .

General comments

Subject category Comment text
Deposit FOUR QUARTZ VEINS FROM 1 - 4 FEET THICK
Deposit COMPRISED 13 UNPATENTED AND 1 PATENTED MINING CLAIMS. IT IS POSSIBLE THAT THIS GROUP IS NOW KNOWN AS THE MERCED RIVER II, WHICH SEE.

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.