Ellingwood Property

Prospect in Calaveras county in California, United States with commodities Chromium, Iron
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. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Ownership information
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10138268
MRDS ID M005816
MAS/MILS ID 0060090256
Record type Site
Current site name Ellingwood Property
Alternate or previous names City of Stockton Property, Mcafee Lease
Related records 10109138

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -120.77351, 38.18851 (WGS84)
Elevation 274
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Calaveras(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Valley Springs(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 004 N 011 E 21 NW California

Commodities

Commodity Importance
Chromium Critical Tertiary
Iron Tertiary

Materials information

Materials Type of material
Chromite Unknown
Penninite Unknown

Economic information

Ore body information

  • Thickness 0.6M
    Length 0M
    Width 0M
    Depth to top 0M
    Field Value
    Type of Orebody #1 SHEAR ZONE
    Shape of Orebody #1 LENTICULAR
    Primary mode of Origin MAGMATIC DIFFER
    Degree of Wallrock Alter. MODERATE
    Type of Wallrock Alter. #1 CARBONITIZATION
    Strike And Dip N35W:
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 0
    Min. Thick. Unconsol. Mat. 0
    Date of Last Modification 820414

Economic information about the deposit and operations

Operation type Underground
Development status Prospect
Commodity type Metallic
Significant No
Discovery year 1910
Year of first production 1910

Mining district

District name Valley Springs

Ownership information

  • Type Owner
    Owner Ellingwood, William - Owned Mine During W. W.1
    Home office California
    Year 1976
  • Type Operator
    Owner Mc Afee, D. L. - Leased The Property From W. Ellingwood
    Home office California
    Year 1976
  • Type Operator
    Owner Penn Copper Co.-First Worked The Mine In 1910
    Home office California
    Year 1976
  • Type Owner
    Owner City Of Stockton-Acquired Mine In 1948
    Home office California
    Year 1976

Reference information

Bibliographic references

  • Deposit

    CATER,F.W.,CDM AND G BULL 134,PT.3,CHAP.2,P.48-49,1948

  • Deposit

    CLARK,U.B.,AND LYDON,P.A,MINES AND MINERAL RESOURCES OF CALA

  • Deposit

    COUNTY,CALIFORNIA,COUNTY REPT NO.2,P.21-22,1962

  • Deposit

    HAYES,C.W,AND LINDGREN,W.,USGS BULL 430,"CONTRIBUTIONS TO EC

  • Deposit

    GEOLOGY",P.174-176,1909

General comments

Subject category Comment text
Deposit THE PROPERTY WAS FIRST WORKED IN 1910 AND THE CHROMITE WAS U THE CAMP SECO SMELTER FOR FURNACELINING. THE MINE WAS ACTIVE DURING W.W.1,AND AGAIN IN 1941.SINCE 194 MINE HAS BEEN IDLE.TOTAL PRODUCTION HAS AMOUNTED TO 500 TONS RESERVES ARE NOT KNOWN.INSUFFICIENT DATA FOR MATRIX CALCULAT

Reporter information

Type Date Name Affiliation Comment
Reporter 05-NOV-1984 Unknown U.S. Bureau of Mines

Beyond USGS

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

Authoritative California resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.