Ontario Mine

Past Producer in Powell county in Montana, United States with commodities Gold, Silver, Lead, Copper, Zinc
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. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10101929
MRDS ID DB02126
Record type Site
Current site name Ontario Mine

Geographic coordinates

Geographic coordinates: -112.34145, 46.42907 (WGS84)
Relative position 5.8 KM NE OF BISON MOUNTAIN.

Site location context

Political divisions (FIPS codes)

Powell(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Three Brothers(quadrangle 1:24,000 scale)

Butte North(quadrangle 1:100,000 scale)

Butte(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Clark Fork(hydrologic unit)

Pend Oreille(hydrologic accounting unit)

Kootenai-Pend Oreille-Spokane(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Helena-Lewis and Clark 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 Montana Powell

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 008N 006W 22 NE OF SW Montana

Comments on the location information

  • NEAR THE HEAD OF ONTARIO CREEK. ; INFO FROM LAND.ST :(1954)

Commodities

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

Materials information

Materials Type of material
Galena Ore
Gold Ore
Sphalerite Ore
Pyrite Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Rock unit name Butte Quartz Monzonite (Boulder Bathoth)
    Rock description Butte Quartz Monzonite (Boulder Bathoth)
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite

Nearby scientific data

(1) -112.34145, 46.42907

Economic information

Geologic structures

Type of structure Regional
Structure description Boulder Batholith

Economic information about the deposit and operations

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

Mining district

District name Elliston District

Land status

Ownership category National Forest

Comments on the production information

  • CITED BY KNOPF, 1911, AS HAVING REPUTATION OF BEING ONE OF THE LARGEST PRODUCERS IN THE DISTRICT

Workings at the site

  • Type of workings Underground
    Length 341.38M
    Overall depth 97.54M

Comments on the workings information

  • AN ADIT AND AN INTERNAL SHAFT.

Reference information

Bibliographic references

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-1979 Elliott, James E. U.S. Geological Survey
Updater 01-AUG-1981 Wise, Kristine K. (Elliott, James E.) U.S. Geological Survey

Beyond USGS

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

External references