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Angels Camp Deep Mine

Past Producer in Calaveras county in California, United States with commodities Gold, Silver, Molybdenum
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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. Economic information about the deposit and operations
  13. Workings at the site
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10029118
MRDS ID M006485
Record type Site
Current site name Angels Camp Deep Mine
Alternate or previous names Brown-Smyth-Ryland Cons. Claims: Pioneer Suffolk, Martinusen, Pat, Hale, Hale Ext., Johnson, Demarest, Democrat, Lindsay, Smyth.

Geographic coordinates

Geographic coordinates: -120.55462, 38.07269 (WGS84)
Elevation 457
Relative position ABOUT 1/4 MI W. OF ANGELS CAMP

Site location context

Political divisions (FIPS codes)

Calaveras(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Angels Camp(quadrangle 1:24,000 scale)

San Andreas(quadrangle 1:100,000 scale)

Sacramento(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Stanislaus(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 003N 013E 33 California

Comments on the location information

  • UTM EST NW 1/4 OF SEC

Commodities

Commodity Importance
Gold Primary
Silver Secondary
Molybdenum Tertiary

Comments on the commodity information

  • ORE AVERAGING $9 - 11 PER TON AU WAS WORKED IN THE 30'S FROM A 6 FT VEIN

Materials information

Materials Type of material
Gold Ore
Molybdenite Ore
Silver Ore
Quartz Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Schist
  • Host or associated Host
    Rock type Metamorphic Rock > Amphibolite

Economic information

Geologic structures

Type of structure Local
Structure description Fault Dips At Surface About 23 E, At 200 Ft, Dips About 40 E.

Ore body information

  • Strike 54 - 60 E
    Dip NE
    Thickness 11.28M
    Depth to top 0M

Comments on the geologic information

  • GEOL.DESC: SERIES OF VEINS OF SIMILAR ATTITUDE WITH MINERALIZED SCHIST. BOTH WALLS ARE SCHIST AND MOLYBDENITE WAS FOUND WITH SULFIDES AT HALE MINE. THREE VEINS ARE CUT OFF BELOW SURFACE BY A FAULT WHICH STRIKES PARALLEL TO VEINS.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Medium
Significant No
Production years 1850'S , 1888 , 1896 , 1920 - 1936

Comments on the production information

  • ACTIVE IN 30S

Workings at the site

  • Type of workings Underground
    Overall depth 152.4M

Comments on the workings information

  • BENSON SHAFT IS 500 FT DEEP AT INCLINE OF 78 DEG., WITH LEVELS; NO. 1 AT 50 FT, NO 2 AT 135 FT, NO. 5 AT 423 FT WITH SEVERAL THOUSAND FEET OF DRIFTS AND CROSSCUTS. THE 140 FT VERTICLE SMYTH SHAFT HAS LEVELS AT 84 AND 130 FT WITH OVER 1500 FT OF DRIFTS AND CROSSCUTS.

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 40 - 41 , 105 , 135 AND PL B

  • Deposit

    LOGAN, C. A., FRANKE, H., 1936 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 32 , NO. 3 ; DIV. OF MINES, P 239 - 240 , 297 , 299

  • Production

    CLARK ( 1962 )

General comments

Subject category Comment text
Deposit VEINS

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.

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.