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  3. Mineral Resource Data System (MRDS)

Alpine

Past Producer in Calaveras county in California, United States with commodities Gold, Lead, Zinc
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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. Nearby scientific data
  9. Geologic structures
  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 10102742
MRDS ID M006581
Record type Site
Current site name Alpine

Geographic coordinates

Geographic coordinates: -120.55768, 38.18074 (WGS84)
Elevation 671
Relative position IN OLD GULCH, 3 MI. SW 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 004N 013E 20,21 California

Commodities

Commodity Importance
Gold Primary
Lead Tertiary
Zinc Critical Tertiary

Comments on the commodity information

  • YIELDED ORE UP TO $125/TON AU IN GRADE DIKE WITH VEIN BEARS SULFIDES

Materials information

Materials Type of material
Gold Ore
Pyrite Ore
Quartz Gangue

Nearby scientific data

(1) -120.55768, 38.18074
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description A Thin Dike, Heavy With Sulfides, Accompanies Vein

Ore body information

  • Strike N 68 W
    Dip 80 NE
    Thickness 2.13M

Comments on the geologic information

  • GEOL.DESC: STRATIFIED QUARTZ WITH PYRITE, GALENA, AND SPHALERITE. BLACK SLATE ON HANGING WALL WITH MICA SCHIST ON FOOTWALL VEIN IS 2 FT. TO 7 FT. THICK. A THIN DIKE, HEAVY WITH SULFIDES ACCOMPANIES VEIN

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Production years 1896 - 1901

Workings at the site

  • Type of workings Underground
    Area 16.188HA
    Length 73.15M
    Overall depth 39.62M

Comments on the workings information

  • DEVELOPED BY 90 FT. AND 150 FT. DRIFT ADITS, UNPATENTED CLAIM, ACTIVE 1896 - 1901 .

Reference information

Bibliographic references

  • Deposit

    KERR, M.B., 1900 , REGISTER OF MINES AND MINERALS, COUNTY OF CALAVERAS, CALIF.: CALIF. MIN. BUR.

  • Deposit

    CRAWFORD, J.J., 1896 , CALAVERAS COUNTY: 13 TH REPT. STATE MIN.; CALIF. MIN. BUR., P. 96

  • 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. 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. 296

General comments

Subject category Comment text
Deposit VEIN, BANDED QUARTZ WITH BLACK SLATE ON HANGING WALL AND MICA SCHIST ON FOOTWALL. VEIN IS 2 - 7 FT THICK.

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.