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  3. Mineral Resource Data System (MRDS)

Marjon

Occurrence in Calaveras county in California, United States with commodities Cobalt, Nickel
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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. Host and associated rocks
  8. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Mining district
  11. Links to other databases
  12. Bibliographic references
  13. Reporter information

Geologic information

Identification information

Deposit ID 10067580
MRDS ID W000365
Record type Site
Current site name Marjon

Geographic coordinates

Geographic coordinates: -120.44406, 38.18713 (WGS84)
Relative position 2 MI. S.E. OF SHEEPRANCH

Site location context

Political divisions (FIPS codes)

Calaveras(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Murphys(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 014E 21 California

Comments on the location information

  • IN NW 1/4 SECTION 21 ON COLUMBIA QUAD., BUT REFERENCES LOCATE MINE IN NW 1/4 NW 1/4 SECTION 22

Commodities

Commodity Importance
Cobalt Critical Tertiary
Nickel Critical Tertiary

Host and associated rocks

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

Nearby scientific data

(1) -120.44406, 38.18713
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: FAULT ZONE IN QUARTZ-MICA SCHIST, DIPPING 60 DEG. N., 15 DEG. W., CONTAINS COBALTIFEROUS ARSENOPYRITE (GLAUCODOT ?). FAULTED ZONE UP TO 2 FT. WIDE, CONSIDERABLE IRON STAINING

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Mining district

District name Sheepranch

Comments on the reserve resource information

  • UNKNOWN, PROBABLY SMALL. STUDY NEEDED; PART OF FOOTHILLS COPPER-MOTHER LODE PROVINCE (?)

Reference information

Bibliographic references

  • Deposit

    HESS, F. L., 1927, COBALT: U.S. BUREAU OF MINES MINERAL RESOURCES U.S., 1924, PT. 1, P. 45

  • Reserve-Resource

    UNPUBLISHED CO REPORT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1972 Coury, Anny B. U.S. Geological Survey
Updater 01-MAR-1978 Killman, K.; 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.