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Belfast

Past Producer in Calaveras 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. Workings at the site
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10029263
MRDS ID M006705
Record type Site
Current site name Belfast
Related records 10211598

Geographic coordinates

Geographic coordinates: -120.53157, 38.24963 (WGS84)
Elevation 732
Relative position 1 MI. NE OF MOUNTAIN RANCH

Site location context

Political divisions (FIPS codes)

Calaveras(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Calaveritas(quadrangle 1:24,000 scale)

San Andreas(quadrangle 1:100,000 scale)

Sacramento(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Calaveras(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Calaveras

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 005N 013E 34 California

Comments on the location information

  • UTM EST

Commodities

Commodity Importance
Gold Primary

Comments on the commodity information

  • ABUNDANT SULFIDES FREE MILLING ORE

Materials information

Materials Type of material
Gold Ore
Quartz Gangue

Host and associated rocks

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

Nearby scientific data

(1) -120.53157, 38.24963
ListMap

Economic information

Ore body information

  • Strike W
    Dip N
    Thickness 1.22M

Economic information about the deposit and operations

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

Workings at the site

  • Type of workings Underground
    Overall depth 45.72M

Comments on the workings information

  • DEVELOPED BY 150 FT. SHAFT AND 100 FT. ADIT

Reference information

Bibliographic references

  • Deposit

    CLARK, W. B., LYDON, P. A, 1962 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY, CALIF.; COUNTY REPORT 2 ; CALIF. DIV. OF MINES AND GEOLOGY, P 137

  • Production

    CLARK ( 1962 )

General comments

Subject category Comment text
Deposit VEIN, DIORITE HANGING WALL, SLATE FOOTWALL. THERE ARE THREE VEINS, TWO OF WHICH ARE INTERSECTED BY ADIT AND ARE 15 - 25 FT THICK AND 75 FT APART.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1979 Mateik, R.; 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.