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Columbus Mine

Past Producer in Ventura county in California, United States with commodities Boron-Borates, Gypsum-Anhydrite
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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. Geologic structures
  11. Economic information about the deposit and operations
  12. Mining district
  13. Ownership information
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10102219
MRDS ID I003008
Record type Site
Current site name Columbus Mine
Related records 10141567

Geographic coordinates

Geographic coordinates: -119.06287, 34.78443 (WGS84)
Elevation 1753

Site location context

Political divisions (FIPS codes)

Ventura(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Cuddy Valley(quadrangle 1:24,000 scale)

Cuyama(quadrangle 1:100,000 scale)

Los Angeles(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Santa Clara(hydrologic unit)

Ventura-San Gabriel Coastal(hydrologic accounting unit)

Southern California Coastal(hydrologic subregion)

California(hydrologic region)

Federal lands

Los Padres 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 Ventura

Public Land Survey System information

Meridian Township Range Section Fraction State
San Bernardino 08N 021W 14 NE4 California

Comments on the location information

  • NEAR MIDDLE OF E SIDE OF SECTION 14.

Commodities

Commodity Importance
Boron-Borates Primary
Gypsum-Anhydrite Tertiary

Materials information

Materials Type of material
Colemanite Ore
Gypsum Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Shale
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) -119.06287, 34.78443
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Extensive Folding And Faulting

Economic information about the deposit and operations

Development status Past Producer
Commodity type Non-metallic
Significant No
Discovery year 1899
Discoverer B.F. Stevens
Year of first production 1902
Production years 1902-1907, 1912-1913

Mining district

District name Ventura County Borate District - Stauffer District

Ownership information

  • Type Owner
    Owner National Borax
    First year 1912

Comments on the production information

  • 8000-9000 ST CRUDE ORE PRODUCED 1902-1907.

Comments on the workings information

  • VERTICAL SHAFT AND TUNNELS, ALL CAVED.

Reference information

Bibliographic references

  • Deposit

    GALE, H.S., 1912, BORATE DEPOSITS IN VENTURA COUNTY, CALIFORNIA: USGS BULL 540, P. 434-456.

  • Deposit

    USBLM, 1959, MINERAL RECORD CARD.

  • Deposit

    VER PLANCK, W.E., 1956, HISTORY OF BORAX PRODUCTION IN THE UNITED STATES: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 52, NO. 3, P. 273-191.

  • Other Database

    CIMRI

General comments

Subject category Comment text
Deposit SPATIAL ASSOCIATION OF BASALT WITH LENTICULAR COLEMANITE BODIES.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1993 Orris, Greta J. U.S. Geological Survey
Updater 01-NOV-1993 Orris, Greta J. 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.