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  3. Mineral Resource Data System (MRDS)

Railroad Mine/Railroad Lease

Past Producer in Trinity county in California, United States with commodities Chromium, Iron
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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. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Mineral rights holdings
  13. Ownership information
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10141537
MRDS ID W025915
MAS/MILS ID 0061050101
Record type Site
Current site name Railroad Mine/Railroad Lease
Alternate or previous names Section 11 Mine/ Southern Pacific, Railroad Lease, Section Two, Keno Compagnie Francise, Joe Sturdivant, Southern Pacific Railroad Lease
Related records 10111216

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -122.52921, 41.16174 (WGS84)
Elevation 1585

Site location context

Political divisions (FIPS codes)

Trinity(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mumbo Basin(quadrangle 1:24,000 scale)

Mount Shasta(quadrangle 1:100,000 scale)

Weed(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Trinity(hydrologic unit)

Klamath(hydrologic accounting unit)

Klamath-Northern California Coastal(hydrologic subregion)

California(hydrologic region)

Federal lands

Shasta-Trinity National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States California Trinity

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 038 N 006 W 11 SW California

Commodities

Commodity Importance
Chromium Critical Tertiary
Iron Tertiary

Materials information

Materials Type of material
Chromite Unknown
Jacobsite Unknown
Serpentine Unknown

Nearby scientific data

Ore Body (1) -122.52921, 41.16174
ListMap

Economic information

Ore body information

  • Strike N00E
    Dip 00W
    Thickness 2M
    Length 9M
    Width 2M
    Field Value
    Type of Orebody #1 DISSEMINATED
    Shape of Orebody #1 LENTICULAR
    Primary mode of Origin MAGMATIC DIFFER
    Primary Ore Control LITHOLOGY
    Secondary Ore Control FAULTING
    Degree of Wallrock Alter. INTENSE
    Type of Wallrock Alter. #1 CARBONITIZATION
    Strike And Dip N00E:00W
    Min. Thick. Unconsol. Mat. 0
    Date of Last Modification 820825

Economic information about the deposit and operations

Operation type Surface-Underground
Development status Past Producer
Commodity type Metallic
Significant No
Discovery year 1918
Year of first production 1918

Mining district

District name Crow Creek District

Mineral rights holdings

Type of mineral rights Fee Ownership

Ownership information

  • Type Owner
    Owner Southern Pacific Railroad
    Home office California
    Year 1976
  • Type Operator
    Owner Wild, A. H.
    Home office California
    Year 1976

Comments on the ownership information

  • A.H. WILD OPERATED MINE IN 1942.

Comments on the production information

  • TOTAL RECORDED PRODUCTION FROM THE RAILROAD LEASE THROUGH 1944 WAS 1,693 LONG TONS OF CHROMITE ORE, 1,058 LONG TONS OF THAT TOTAL PRODUCTION WAS DURING WW2. INSUFFICIENT DATA FOR MATRIX CALCULATIONS.

Reference information

Bibliographic references

  • Deposit

    37TH REPT STATE MINERALOGIST,1941,CAL ST MIN BUR,P25

  • Deposit

    WELLS,F.G. AND HAWKES, H.E., 1965, CDM AND G BULL 134, PT 1,

  • Deposit

    CHAP 3, P177.

Reporter information

Type Date Name Affiliation Comment
Reporter 22-MAY-1986 Hayashi U.S. Bureau of Mines

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.