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Belden

Past Producer in Amador county in California, United States with commodities Gold, Lead, Zinc, Iron
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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. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Ownership information
  16. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10028345
MRDS ID M005262
Record type Site
Current site name Belden
Related records 10138355

Geographic coordinates

Geographic coordinates: -120.52073, 38.43547 (WGS84)
Relative position ABOUT 1 MILE SE OF BUCKHORN LODGE, NEAR PINE GROVE.

Site location context

Political divisions (FIPS codes)

Amador(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

West Point(quadrangle 1:24,000 scale)

San Andreas(quadrangle 1:100,000 scale)

Sacramento(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Mokelumne(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Amador

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 007N 013E 26 California

Comments on the location information

  • NW 1/4 OF SECTION

Commodities

Commodity Importance
Gold Primary
Lead Tertiary
Zinc Critical Tertiary
Iron Tertiary

Comments on the commodity information

  • MINOR AMOUNTS OF GALENA AND SPHALERITE PRESENT

Materials information

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

Analytical data

Result GOLD CONTENT OF ORE IS 50 % FREE, 50 % AURIFEROUS PYRITE WITH A LITTLE PYRRHOTITE
Result ORE VALUE AVERAGED $56/TON IN 1948 , EARLIER VALUES AVERAGED $41 - $42/TON.

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite

Nearby scientific data

(1) -120.52073, 38.43547
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description 3 Major Faults

Ore body information

  • Strike N 15 W
    Dip E

Controls for ore emplacement

  • Fault Zone

Comments on the geologic information

  • GEOL.DESC: GOLD OCCURS IN "STRINGER QUARTZ" VEINS, IN GRANODIORITE; 3 EN ECHELON ORE SHOOTS DIP STEEPLY EAST; ORE BODIES FAULTED TO THE WEST, TOWARD THE SOUTH, WITH 20 - 25 FT DISPLACEMENT ALONG 3 MAJOR FAULTS.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1855
Production years INTERMITTANTLY FROM 1876 - 1948

Mining district

District name East Belt

Ownership information

  • Type Operator
    Owner Belden Amador Mines, Inc.

Comments on the production information

  • CUMULATIVE FIGURE FOR GOLD AND SILVER COMBINED

Workings at the site

  • Type of workings Underground
    Length 1219.2M
    Overall depth 121.92M

Comments on the workings information

  • VERTICAL SHAFT 400 FT WITH LEVELS AT 160 , 250 , 300 , 350 , 400 FT, SEVERAL THOUSAND FT OF DRIFTS, STOPE 400 FT ALONG STRIKE OF VEINS.

Reference information

Bibliographic references

  • Deposit

    CARLSON, D.W. AND CLARK, W.B., 1954 , MINES AND MIN RES OF AMADOR COUNTY, CAL.: CJMG VOL. 50 , P. 170

  • Production

    CARLSON, D.W. AND CLARK, W.B., 1954

General comments

Subject category Comment text
Deposit GOLD OCCURS IN STRINGER QUARTZ VEINS IN HOST ROCK;
Deposit ADD. REF. NO.4. DOM BULL. 144, P. 214; MIN. INF. SVCE. V. 2, NO. 10, P. 5
Deposit Discovery Year: 1850'S

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1972 Gere, W. U.S. Geological Survey
Updater 01-APR-1978 Tatkin, T.; Albers, J. U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

External references

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.