Dora Belle Tunnels

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

Geologic information

Identification information

Deposit ID 10012349
MRDS ID D007932
Record type Site
Current site name Dora Belle Tunnels

Geographic coordinates

Geographic coordinates: -106.91395, 37.87084 (WGS84)
Elevation 3124
Relative position 1.45 MILES N 32 E FROM CREEDE (B.M. 8853 AT NORTH END OF TOWN)

Site location context

Political divisions (FIPS codes)

Mineral(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Creede(quadrangle 1:24,000 scale)

Del Norte(quadrangle 1:100,000 scale)

Durango(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Rio Grande Headwaters(hydrologic unit)

Rio Grande Headwaters(hydrologic accounting unit)

Rio Grande Headwaters(hydrologic subregion)

Rio Grande(hydrologic region)

Federal lands

Rio Grande National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Colorado Mineral

Public Land Survey System information

Meridian Township Range Section Fraction State
New Mexico 042N 19 SW OF NW OF SE Colorado

Comments on the location information

  • S-T-R, LAT-LONG, AND ELEY DETERMINED FROM EMMONS AND LARSEN'S (1923) TOPO MAP (1:24,000). MINE OR CLAIM LIES ON WEST SIDE OF MAMMOTH MTN ABOVE E. WILLOW CR. 600 FT SOUTH OF EUNICE MINE ; INFO FROM LAND.ST :(1976)

Commodities

Commodity Importance
Silver Primary
Lead Primary
Manganese Critical Secondary

Comments on the commodity information

  • POSSIBLY AG AND PB-BEARING MN OXIDES

Analytical data

Result MN ORE REPORTEDLY CARRIED 9 % PB

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Rock unit name Willow Creek Member Of Bachelor Mtn. Rhyolite
    Rock description Willow Cr. Mbr. Of Bachelor Mtn. Rhyolite
    Stratigraphic age (youngest) Oligocene
    Stratigraphic age (youngest) Oligocene
    Stratigraphic age (youngest) Oligocene
    Stratigraphic age (youngest) Oligocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Rock unit name Willow Creek Member Of Bachelor Mtn. Rhyolite
    Rock description Willow Cr. Mbr. Of Bachelor Mtn. Rhyolite

Nearby scientific data

(1) -106.91395, 37.87084

Economic information

Geologic structures

Type of structure Regional
Structure description San Juan Volcanic Field; La Garita, Creede, And Bachelor Calderas
Type of structure Local
Structure description Small Area Of Complex Fracturing, Possibly A Southeastward Extension Of Solomon-Holy Moses Fault Zone But More Likely Related To Similar Set Of Fractures That Diagonally Terminates South End Of S-Hm Zone

Economic information about the deposit and operations

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

Mining district

District name Creede District

Land status

Ownership category Private

Workings at the site

  • Type of workings Surface
    Length 160.02M

Comments on the workings information

  • TWO TUNNELS AT SAME ELEV. ABOUT 55 FT APART ARE DRIVEN 250 AND 275 FT

Comments on development

  • TWO TUNNELS INTENDED TO CUT HOMESTAKE OR PARALLEL VEIN TO SOUTH

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit NORTH TUNNEL CUT MANGANIFEROUS GOUGE ZONE STRIKING E-W, DIPPING 55 S. SOUTH TUNNEL HIT LIGHT-COLORED GOUGE IN FRACTURE TRENDING N 80 W, 85 SW

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-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.