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Pueblo Belle

Past Producer in Boulder county in Colorado, United States with commodities Tungsten, Gold, Uranium
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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. Economic information about the deposit and operations
  11. Mining district
  12. Land status
  13. Ownership information
  14. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10017537
MRDS ID DC03727
MAS/MILS ID 80130664
Record type Site
Current site name Pueblo Belle
Related records 10214193

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -105.38463, 40.00384 (WGS84)
Location accuracy 10(meters)
Relative position Adit shown and labeled on topo on NE side of BLACK TIGER GULCH

Site location context

Political divisions (FIPS codes)

Boulder(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Gold Hill(quadrangle 1:24,000 scale)

Estes Park(quadrangle 1:100,000 scale)

Greeley(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

St. Vrain(hydrologic unit)

South Platte(hydrologic accounting unit)

South Platte(hydrologic subregion)

Missouri(hydrologic region)

Federal lands

Arapaho and Roosevelt 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 Boulder

Public Land Survey System information

Meridian Township Range Section Fraction State
6th Principal 01N 71W 31 C of N2 of N2 of S2 Colorado

Comments on the location information

  • Adit shown and labeled on topo on NE side of Black Tiger Gulch.
  • Tunnel at altitide 6,625 ft in bottom of Black Tiger Gulch, 1,100 ft. from mouth. Shaft at altitide of 6,725 ft; 300 ft. east of tunnel portal. (PP-245, p. 189)

Commodities

Commodity Importance
Tungsten Critical Primary
Gold Secondary
Uranium Tertiary

Materials information

Materials Type of material
Ferberite Ore
Quartz Gangue
Pyrite Unknown

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

Main Entrance (1) -105.38463, 40.00384
ListMap

Economic information

Comments on the ore body information

  • Most of ore dense and relatively horny; some finely crystalline. Produciton chiefly from surface cuts east of shaft and from ore body below tunnel west of shaft.

Comments on the geologic information

  • VEIN IS NARROW QTZ-FILLED FRACTURE THAT PASSES FROM ONE SIDE TO ANOTHER OF A WIDER BRECCIA ZONE. ASSOC. MINERALS: QTZ, PYRITE, FERBERITE.

Economic information about the deposit and operations

Operation type Surface-Underground
Development status Past Producer
Commodity type Metallic
Significant No
Production years 1915-1917, 1939-1944, 1953-1954

Mining district

District name Boulder Tungsten

Land status

Ownership category Private

Ownership information

  • Type Owner-Operator
    Owner Shattuck Chemical Co.
    Year 1960

Comments on the production information

  • Ore said to have value of $49,000 produced from open-cuts in 1915-1917. Mine operated and greatly extended by Southwest Shattuck Chemical Co. in 1939-1944. Known to have produced more than 5,000 units of WO3, largely in 1939-1944; total output may be somewhat greater.

Workings at the site

  • Type of workings Underground
    Name of workings shaft, 4 levels, open cut

Comments on the workings information

  • Mostly an underground mine, but description of mining in 1915-1917 from open-cuts (PP-245, p. 189) suggests some surface operations.

Reference information

Bibliographic references

  • Deposit

    STATE OF COLO. METAL MINING FUND BOARD, 1960, TUNGSTEN MINES OF COLO.

  • Deposit

    LANGENHEIM, 1947, CU MS THESIS, PG 47-52

  • Deposit

    SIMS & SHERIDAN, 1964, USGS BULL. 1159

  • Deposit

    USBLM CONNECTING SHEETS

  • Deposit

    CONSV. DIV. COMP. DATE, 1,62

  • Deposit

    MINE MAP REPO[sitory] # 402552, 403278, 403279

  • Deposit

    Lovering and Tweto, 1953, USGS Prof. Paper 245.

Reporter information

Type Date Name Affiliation Comment
Reporter 1973-03-01 Conservation Division Files U.S. Geological Survey
Editor 2007-05-21 Melton, Greg U.S. Geological Survey
Editor 2014-01-14 Wilson, Anna B U.S. Geological Survey merged and deleted duplicate record
Reporter 1983-11-17 Intermountain Field Operations Center (IFOC) U.S. Bureau of Mines MAS 0080130664 = 10214193

Beyond USGS

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

External references

Maps centered on this site

Authoritative Colorado resources

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