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  3. Mineral Resource Data System (MRDS)

Bionaz Group

Past Producer in Pitkin county in Colorado, United States with commodity Manganese
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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. 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. Ownership information
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10087810
MRDS ID D010143
Record type Site
Current site name Bionaz Group
Related records 10264526

Geographic coordinates

Geographic coordinates: -106.99841, 39.34693 (WGS84)
Elevation 2219
Relative position 2.5 MILES S 57 E FROM BASALT

Site location context

Political divisions (FIPS codes)

Pitkin(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Woody Creek(quadrangle 1:24,000 scale)

Leadville(quadrangle 1:100,000 scale)

Leadville(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Roaring Fork(hydrologic unit)

Colorado Headwaters(hydrologic accounting unit)

Colorado Headwaters(hydrologic subregion)

Upper Colorado(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 Pitkin

Public Land Survey System information

Meridian Township Range Section Fraction State
6th Principal 008S 086W 21 NW OF NE Colorado

Comments on the location information

  • 1.3 MILES NW OF SNOWMASS, PROBABLE LOCATION BASED ON AVAILABLE DESCRIPTION ; INFO FROM LAND.ST :(1977)

Commodities

Commodity Importance
Manganese Critical Primary

Materials information

Materials Type of material
Alabandite Ore

Alteration

  • (Local) Abundant Fe Oxidation

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name Maroon Formation;State Bridge Formation
    Rock description Maroon Formation;State Bridge Formation

Nearby scientific data

(1) -106.99841, 39.34693
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Sawatch Uplift, Central Colorado Trough
Type of structure Local
Structure description Castle Creek Fault Zone, Roaring Fork Syncline

Ore body information

  • Thickness 0.61M

Economic information about the deposit and operations

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

Mining district

District name Snowmass Area

Land status

Ownership category BLM Administrative Area

Ownership information

  • Type Owner-Operator
    Owner W. H. Howell And Associates
    Home office Snowmass, Co.
    First year 1940

Comments on the workings information

  • TWO TUNNELS

Comments on development

  • MINE REPORTEDLY WORKED PERIODICALLY SINCE ABOUT 1915; EXPLORATION AND DEVELOPMENT IN 1940.

Reference information

Bibliographic references

  • Deposit

    FREEMAN, V.L., 1972, GEOLOGIC MAP OF THE WOODY CREEK QUADRANGLE, PITKIN AND EAGLE COUNTIES, COLORADO: USGS MAP GQ-967

  • Deposit

    COLORADO DIVISION OF MINES ANN. OPERATORS AND INSPECTORS REPTS.

General comments

Subject category Comment text
Deposit POSSIBLE VEIN ASSOCIATED WITH SMALL FAULT TRENDING APPROX N 55 W AND CROSSING CONTACT BETWEEN MAROON AND STATE BRIDGE FM CLASTICS

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1983 Schwochow, Stephen D. Colorado 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.