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Bull Ridge Mine

Past Producer in Fremont county in Colorado, United States with commodities Feldspar, Mica, Beryllium
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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. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10010849
MRDS ID D004856
Record type Site
Current site name Bull Ridge Mine
Related records 10232450

Geographic coordinates

Geographic coordinates: -105.61947, 38.47057 (WGS84)
Elevation 2633
Relative position 7.8 MILES N28E OF COTOPAXI

Site location context

Political divisions (FIPS codes)

Fremont(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Echo(quadrangle 1:24,000 scale)

Canon City(quadrangle 1:100,000 scale)

Pueblo(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Arkansas Headwaters(hydrologic unit)

Upper Arkansas(hydrologic accounting unit)

Upper Arkansas(hydrologic subregion)

Arkansas-White-Red(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management CO)

Bureau of Land Management CO BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Colorado Fremont

Public Land Survey System information

Meridian Township Range Section Fraction State
New Mexico 49N 12E 26 NE OF SW Colorado

Comments on the location information

  • AT NW END OF BULL RIDGE ; INFO FROM LAND.ST :(1976)

Commodities

Commodity Importance
Feldspar Primary
Mica Secondary
Beryllium Critical Secondary

Materials information

Materials Type of material
Beryl Ore
Microcline Ore
Muscovite Ore

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss
    Rock unit name Migmatitic Gneiss
    Rock description Migmatitic Gneiss
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -105.61947, 38.47057
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Northern Wet Mountains, Thirtynine Mile Volcanic Field
Type of structure Local
Structure description Texas Creek Fault

Controls for ore emplacement

  • Pegmatite

Economic information about the deposit and operations

Development status Past Producer
Commodity type Both
Deposit size Small
Significant No

Mining district

District name Devils Hole Area

Land status

Ownership category BLM Administrative Area

Reference information

Bibliographic references

  • Deposit

    MINOBRAS 1974

  • Deposit

    TAYLOR, R.B., SCOTT, G.R., WOBUS, R.A., EPIS, R.C., 1975, RECONNAISSANCE GEOLOGIC MAP OF THE COTOPAXI 15-MINUTE QUADRANGLE, FREMONT AND CUSTER COUNTIES, COLORADO: USGS MAP I-900, 1:62,500.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1980 Foord, Suzann C U.S. Geological Survey
Updater 01-JAN-1983 Collins, Donna B. U.S. Geological Survey

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.