Cottontail Mine

Past Producer in Beaverhead county in Montana, United States with commodities Silver, Copper, Lead, Gold, Zinc, 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. Materials information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  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 10105524
MRDS ID W002867
Record type Site
Current site name Cottontail Mine
Alternate or previous names Huron Mine
Related records 10269500

Geographic coordinates

Geographic coordinates: -112.95311, 45.19018 (WGS84)
Elevation 2012
Relative position 4 MILES NE OF BANNACK

Site location context

Political divisions (FIPS codes)

Beaverhead(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Bannack(quadrangle 1:24,000 scale)

Dillon(quadrangle 1:100,000 scale)

Dillon(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Beaverhead(hydrologic unit)

Missouri Headwaters(hydrologic accounting unit)

Missouri Headwaters(hydrologic subregion)

Missouri(hydrologic region)

Geographic areas

Country State County
United States Montana Beaverhead

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 007S 011W 28 Montana

Commodities

Commodity Importance
Silver Primary
Copper Primary
Lead Primary
Gold Primary
Zinc Critical Secondary
Manganese Critical Tertiary

Materials information

Materials Type of material
Cerargyrite Ore
Chalcopyrite Ore
Galena Ore
Gold Ore
Pyrargyrite Ore
Silver Ore
Sphalerite Ore
Calcite Gangue
Quartz Gangue
Rhodochrosite Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Madison
    Rock description Madison
    Stratigraphic age (youngest) Mississippian
    Stratigraphic age (youngest) Mississippian

Nearby scientific data

(1) Granitic rock

Economic information

Ore body information

  • Strike N 70 E
    Dip 70 S
    Width 0.08M

Comments on the geologic information

  • BOTH VEINS OF DEPOSIT CUT THROUGH WHITE RECRYSTALLIZED LS & BLUE-GRAY LS OF MADISON FM.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1865
Discoverer Batchelor

Mining district

District name Blue Wing District

Ownership information

  • Type Owner-Operator
    Owner Spokane National Mines, Inc.
    Home office 424 Hutton Bldg. Spokane, WA 99204

Workings at the site

  • Type of workings Underground
    Length 213.36M

Comments on the workings information

  • ADIT 700 FT. LONG, BEING EXTENDED IN 1940. VEINS ARE DEVELOPED OVER A LENGTH OF ABOUT 500 FT. BY SHALLOW SHAFTS, TRENCHES, AND SHORT ADITS.

Comments on development

  • SEVEN UNPATENTED CLAIMS

Reference information

Bibliographic references

  • Deposit

    MBMG BULL 6.

  • Deposit

    MBMG BULL 85.

  • Deposit

    MBMG BULL 92

  • Deposit

    MBMG MEM 20, P. 5

  • Deposit

    1931 COMPILE M.B.M.G., BULL. 6, SHENON, P.J.

  • Deposit

    1972 COMPILE M.B.M.G., BULL. 85, GEACH, R.D.

  • Production

    GEACH, R.D., 1972, M.B.M.G. BULL. 85.

General comments

Subject category Comment text
Deposit TWO NARROW FISSURE VEINS. ONE STRIKES N80E, THE OTHER STRIKES N65E. BOTH DIP STEEPLY SOUTH.
Deposit Discovery Year: 1860'S

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1975 Mlynarczyk, Meg S. U.S. Geological Survey
Updater 01-JUL-1980 Loen, Jeffrey S. (Pearson, Robert C.) U.S. Geological Survey

Beyond USGS

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

External references