Coloma District

Past Producer in Granite county in Montana, United States with commodities Gold, Barium-Barite, Lead, Silver, Copper, Antimony
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Nearby scientific data
  7. Geologic structures
  8. Economic information about the deposit and operations
  9. Mining district
  10. Bibliographic references

Geologic information

Identification information

Deposit ID 60000337
MRDS ID D009545
Record type District
Current site name Coloma District
Alternate or previous names Potomac District

Geographic coordinates

Geographic coordinates: -113.37593, 46.84099 (WGS84)
Location accuracy 1000(meters)
Relative position LAT LONG ARE CENTRAL FOR THE DISTRICT

Site location context

Political divisions (FIPS codes)

Missoula(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Union Peak(quadrangle 1:24,000 scale)

Missoula East(quadrangle 1:100,000 scale)

Butte(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Blackfoot(hydrologic unit)

Pend Oreille(hydrologic accounting unit)

Kootenai-Pend Oreille-Spokane(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management MT)

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

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Montana Granite
United States Montana Missoula

Commodities

Commodity Importance
Gold Primary
Barium-Barite Critical Primary
Lead Secondary
Silver Secondary
Copper Secondary
Antimony Critical Tertiary

Nearby scientific data

(1) -113.37593, 46.84099

Economic information

Geologic structures

Type of structure Local
Structure description GARNET STOCK
Type of structure Regional
Structure name OVERTHRUST
Structure description BEARMOUTH OVERTHRUST

Economic information about the deposit and operations

Development status Past Producer
Commodity type Both
Discovery year 1897

Mining district

District name COLOMA DISTRICT
District name POTOMAC DISTRICT

Reference information

Bibliographic references

  • Deposit

    USGS BULL 660, P. 195-99.

  • Deposit

    MBMG MEM 39, P. 25-27.

  • Deposit

    MBMG BULL 8, P. 26-28.

  • Deposit

    USGS PP 610, P. 164-65.

  • Deposit

    MBMG MEM26, P. 107-08.

Beyond USGS

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