Independence Mine

Past Producer in Baca county in Colorado, United States with commodities Copper, Silver, Gold
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. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10101766
MRDS ID D008886
Record type Site
Current site name Independence Mine
Related records 10013981

Geographic coordinates

Geographic coordinates: -103.04632, 37.0756 (WGS84)
Elevation 1405
Relative position 31 MILES S45W FROM SPRINGFIELD, CO

Site location context

Political divisions (FIPS codes)

Baca(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Furnish Canyon East(quadrangle 1:24,000 scale)

Kim(quadrangle 1:100,000 scale)

La Junta(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Cimarron Headwaters(hydrologic unit)

Upper Cimarron(hydrologic accounting unit)

Upper Cimarron(hydrologic subregion)

Arkansas-White-Red(hydrologic region)

Federal lands

Pike and San Isabel National Forests(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Colorado Baca

Public Land Survey System information

Meridian Township Range Section Fraction State
6th Principal 034S 050W 21 NW OF NE OF NW OF NW Colorado

Comments on the location information

  • ON SOUTH SIDE OF SKULL CANYON
  • LAT-LONG IS FOR TOWN OF CRESTONE

Commodities

Commodity Importance
Copper Primary
Silver Secondary
Gold Secondary

Comments on the commodity information

  • SAMPLES FROM 5-FT AND 6-FT HORIZONTAL CUTS IN THE CROSSCUT TUNNELS

Materials information

Materials Type of material
Chalcocite Ore

Alteration

  • (Local) Malachite, Azurite, Hematite

Analytical data

Result 0.05 TO 0.48% CU (AVG. 0.24%)
Result 0.1 TO 0.2 OZ/ST AG (AVG. 0.13 OZ/ST)
Result 0.005 OZ/ST AU

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name Sheep Pen Sandstone
    Rock description Sheep Pen Sandstone
    Stratigraphic age (youngest) Late Triassic
    Stratigraphic age (youngest) Late Triassic

Economic information

Geologic structures

Type of structure Regional
Structure description Sierra Grande Uplift
Type of structure Local
Structure description Tecolote And Pat Canyon Monoclines

Ore body information

  • General form TABULAR

Comments on the geologic information

  • SANDSTONE BED WAS REPORTED TO BE 14 FT THICK AT THE MINE PORTAL DECREASING TO 5 FT AT THE TUNNEL FACE.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1889
Year of first production 1900
Year of last production 1923

Mining district

District name Carrizo Creek District; Estelene District

Land status

Ownership category Private

Comments on the production information

  • NO PRODUCTION REPORTED FOR 1903-14; SHIPMENT OF UNKNOWN QUANTITY MADE IN 1923
  • PARTIAL PRODUCTION RECORDS. TOTALS FOR 1900-1931 NOT AVAILABLE

Workings at the site

  • Type of workings Underground
    Length 159.72M

Comments on the workings information

  • 524-FT-LONG TUNNEL WITH TWO SHORT CROSSCUTS DEVELOPED AT THE 200-FT POINT. SECOND ADIT, 34 FT LONG, BEGUN 75 FT WEST OF MAIN ADIT.

Comments on development

  • PROBABLY THE FIRST DISCOVERY IN AREA. ALSO IS MOST EXTENSIVELY DEVELOPED AND PROBABLY ONLY ONE FROM WHICH ANY PRODUCTION WAS MADE

Reference information

Bibliographic references

  • Deposit

    FAY, R.O., 1981, TRIASSIC COPPER DEPOSITS IN THE SHEEP PEN SANDSTONE OF NORTHWESTERN CIMARRON COUNTY, OKLAHOMA: OKLAHOMA GEOLOGICAL SURVEY (IN PREPARATION).

  • Deposit

    SOULE, J.H., 1956, RECONNAISSANCE OF THE "RED BED" COPPER DEPOSITS IN SOUTHEASTERN COLORADO AND NEW MEXICO: U.S. BUREAU OF MINES INF. CIRC. 7740.

  • Deposit

    MCLAUGHLIN, T.G., 1954, GEOLOGY AND GROUND-WATER RESOURCES OF BACA COUNTY, COLORADO: USGS WATER-SUPPLY PAPER 1256.

  • Production

    COLORADO DIVISION OF MINES ANNUAL AND BIENNIAL REPORTS

General comments

Subject category Comment text
Deposit MINERALIZATION IS MOSTLY CONFINED TO THE JOINTS, THE WIDER OF WHICH SHOW CHALCOCITE CORE BORDERED BY MALACHITE ALTERATION. STRINGERS AVE. 0.24 IN. THICK WITH LOCAL BULGES UP TO 1 IN.
Deposit VEINS LIE IN SHEAR ZONES AND IRREGULAR FRACTURES

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1981 Schwochow, Stephen D. Colorado Geological Survey

Beyond USGS

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

Authoritative Colorado resources

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