Quaker

Past Producer in Boulder county in Colorado, United States with commodity Tungsten
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. Mineral occurrence model 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. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10015979
MRDS ID DC00094
MAS/MILS ID 80130666
Record type Site
Current site name Quaker
Alternate or previous names Quaker City

Comments on the site identification

  • Quaker City usually called just Quaker (PP-245, p. 157).
  • Quaker City is discussed with the Oregon (in Gordon Gulch) Mine. (PP-245, p. 157-159)

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -105.44639, 40.00567 (WGS84)
Location accuracy 10(meters)
Relative position Labeled on topo. NW of Peewink Mtn, on N. side of Upham 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 72W 34 Colorado

Comments on the location information

  • ColoMetalMining, 1960 says "N side of Gordon Gulch road, above Perkins Gulch" This would be in the next valley to the north and not where Quaker Mine is labeled on topo.

Commodities

Commodity Importance
Tungsten Critical Primary

Mineral occurrence model information

Model code 46
USGS model code 15a
Deposit model name W veins

Host and associated rocks

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

Nearby scientific data

Main Entrance (1) -105.44639, 40.00567

Economic information

Comments on the ore body information

  • Ore is in vein zone averaging about 20 ft. in width. "Potential said to be volume of minus 1% ore" [ColoMetalMining, 1960, p. 60)

Comments on the geologic information

  • TUNGSTEN MINERALIZ. IN CHALCEDONIC QTZ VEINS OF TERTIARY AGE CUTTING PRECAMB. GRANITE AND METAMORPHIC ROCKS. MINUTE CRYS. OF FERBERITE DISSEM. THRU FINE GR. QTZ (HORN ORE), AND COARSELY CRYS. FERBERITE FORMING BRECCIA WITH COUNTRY ROCK AND EARLY QTZ VEINS (SOFT ORE) [Sharps, 1965, about district as a whole]

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Significant No

Mining district

District name Boulder Tungsten

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner Vanadium Corporation of America
    Year 1960
  • Type Operator
    Owner C.H. Smith and W.G. Cowdery
    Year 1960

Comments on the production information

  • BETWEEN 10,000 AND 100,000 UNITS WO3

Workings at the site

  • Type of workings Underground
    Name of workings shaft, levels at 139 and 260 ft.

Reference information

Bibliographic references

  • Deposit

    SHARPS, 1965, COLO SCH MINES MIN IND BULL, V 8, NO 5, 16 p.

  • Deposit

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

  • Deposit

    Lovering and Goddard, 1950, USGS Prof. Paper 223.

  • Deposit

    Colorado Metal Mining Fund Board, 1960, Tungsten mines of Colorado.

General comments

Subject category Comment text
Deposit MOST TUNGSTEN VEINS 6IN TO 3FT THICK [Sharps, 1965, about district as a whole]

Reporter information

Type Date Name Affiliation Comment
Reporter 1972-07-01 Conservation Division Files U.S. Geological Survey
Editor 2007-05-18 Melton, Greg U.S. Geological Survey
Editor 2014-01-13 Wilson, Anna B U.S. Geological Survey merged and deleted duplicate records.
Reporter 1983-11-17 Intermountain Field Operations Center (IFOC) U.S. Bureau of Mines 0080130666 = 10238946

Beyond USGS

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

External references

Authoritative Colorado resources

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