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  3. Mineral Resource Data System (MRDS)

Little Bear and Little Bear Extension

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. Land status
  14. Ownership information
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10031246
MRDS ID M009903
Record type Site
Current site name Little Bear and Little Bear Extension
Alternate or previous names Pete Gordon

Geographic coordinates

Geographic coordinates: -119.91709, 37.57271 (WGS84)
Elevation 869
Relative position NW1/4 ON LITTLE BEAR CR. 2 MI. NW OF MIDPINES.

Site location context

Political divisions (FIPS codes)

Mariposa(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Feliciana Mountain(quadrangle 1:24,000 scale)

Yosemite Valley(quadrangle 1:100,000 scale)

Mariposa(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

Sierra National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States California Mariposa

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 004S 019E 19 California

Comments on the location information

  • UTM ACC. NW 1/4

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Slate
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Nearby scientific data

(1) -119.91709, 37.57271
ListMap

Economic information

Ore body information

  • Strike NW
    Dip 45 NE
    Thickness 1.83M
    Depth to top 0M

Comments on the geologic information

  • GEOL.DESC: MAIN VEIN AVERAGES 2 FT. THICK GRANITE HANGING WALL, SLATE FOOTWALL.

Economic information about the deposit and operations

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

Mining district

District name Colorado

Land status

Ownership category National Forest

Ownership information

  • Type Operator
    Owner Paul Miller

Workings at the site

  • Type of workings Underground
    Length 66.14M

Comments on the workings information

  • IN 1920, A 175-FT. ADIT, A 30-FT. ADIT ON OPPOSITE SIDE OF THE CREEK, A 12-FT. WINZE, PRESUMABLY FROM THE MAIN ADIT, AND A SHALLOW SHAFT.

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. 277 .

  • Deposit

    CASTELLO, W. O., 1921 , MINES AND MINERAL RESOURCES OF MARIPOSA COUNTY IN SEVENTEENTH REPORT OF THE STATE GEOLOGIST: CALIFORNIA STATE MINING BUREAU, P. 120 .

General comments

Subject category Comment text
Deposit VEIN, THREE NARROW
Deposit MAY BE THE PROSPECT INDICATED IN THE NW1/4 OF THE SECTION, SHOWN ON USGS QUAD. FELICIANA MTN., CALIF., 1948; PROSPECT IN SW1/4 ALSO.

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.