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  3. Mineral Resource Data System (MRDS)

North Star

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. Controls for ore emplacement
  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 10029122
MRDS ID M006491
Record type Site
Current site name North Star
Alternate or previous names New Discovery, Yellow Metal, Albany

Geographic coordinates

Geographic coordinates: -120.54768, 38.06908 (WGS84)
Relative position AT 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 ACC. S 1/2

Commodities

Commodity Importance
Gold Primary

Comments on the commodity information

  • MOSTLY LOW GRADE

Materials information

Materials Type of material
Gold Ore
Quartz Gangue

Analytical data

Result 1 1/2 - 2 % SULFIDE

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metavolcanic Rock > Mafic Metamorphic Rock > Greenstone
  • Host or associated Host
    Rock type Metamorphic Rock > Schist

Economic information

Ore body information

  • Strike WNW
    Dip 60 N

Controls for ore emplacement

  • 15 - Ft Thick Zone Of Altered Mineralized Amphibolite Schist

Comments on the geologic information

  • ON A SHORT WESTERLY BRANCH OF THE MOTHER LODE CALLED THE MADISON-GOLD CLIFF VEIN. AMPHIBOLITE SCHIST. ORE REPORTED BROKEN & SCATTERED BY FAULTING.

Economic information about the deposit and operations

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

Comments on the production information

  • TOTAL PRODUCTION 1911 - 13 WAS LESS THAN $90,000 .

Workings at the site

  • Type of workings Underground
    Area 5.261HA

Comments on the workings information

  • 480 FT SHAFT ON 60 DEG INCLINE LEVELS 100 FT APART. DRIFTS FROM 60 TO 300 FT

Reference information

Bibliographic references

  • Deposit

    CLARK, W.B., & LYDON, P.A., 1962 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY, CALIF.: CALIF. DIV. MINES & GEOL., COUNTY REPORT 2 , P. 65 , 171

  • Deposit

    LOGAN, C.A., FRANKE, H., 1936 , MINES AND MINERAL RESOURCES OF CALAVERAS CO.: CDM CALIF. JOUR. MINES & GEOL., VOL. 32 , NO. 3 , P. 314

  • Deposit

    LOGAN, C.A., 1935 , MOTHER LODE GOLD BELT OF CALIF.: CDM BULL. 108 , P 145

  • Production

    CLARK, 1962

General comments

Subject category Comment text
Deposit VEIN

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1979 Hayden, F. (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.