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  3. Mineral Resource Data System (MRDS)

Louisa Quartz

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. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10034724
MRDS ID M021604
Record type Site
Current site name Louisa Quartz

Geographic coordinates

Geographic coordinates: -119.85154, 37.55799 (WGS84)
Elevation 1097
Relative position 1 MI NW MARIPOSA GUARD STN

Site location context

Political divisions (FIPS codes)

Mariposa(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Buckingham 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 27 California

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Economic information

Ore body information

  • Strike E
    Dip 80 S
    Thickness 1.22M

Economic information about the deposit and operations

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

Mining district

District name Sweetwater

Land status

Ownership category National Forest

Comments on the production information

  • NO PRODUCTION RECORD FOUND. ONLY ASSESSMENT WORK BEING DONE ( 1920 )

Workings at the site

  • Type of workings Surface/Underground
    Length 33.53M

Comments on the workings information

  • LITTLE DEVELOPMENT, ONE 50 ' TUNNEL, ONE 60 ' TUNNEL & A SMALL OPEN CUT.

Reference information

Bibliographic references

  • Deposit

    CASTELLO, W. O, 1921 , MINES AND MINERAL RESOURCES OF MARIPOSA COUNTY IN SEVENTEENTH REPORT OF THE STATE GEOLOGIST: CALIFORNIA STATE MINING BUREAU, P 121 - 122

  • Production

    CASTELLO, 1921

General comments

Subject category Comment text
Deposit VEIN
Deposit ONE UNPATENTED CLAIM, LOCATED IN 1900 .

Reporter information

Type Date Name Affiliation Comment
Reporter 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.