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  3. Mineral Resource Data System (MRDS)

Ophir Mine

Past Producer in Powell county in Montana, United States with commodities Copper, Gold
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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. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Ownership information
  16. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10015863
MRDS ID DB02127
Record type Site
Current site name Ophir Mine
Alternate or previous names Reservior and Ophip Patents

Geographic coordinates

Geographic coordinates: -112.54062, 46.67407 (WGS84)
Location accuracy 250(meters)
Relative position 0.5 MI SE OF BLACKFOOT CITY (OPHIR).

Site location context

Political divisions (FIPS codes)

Powell(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Ophir Creek(quadrangle 1:24,000 scale)

Elliston(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)

Geographic areas

Country State County
United States Montana Powell

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 011N 008W 25 SE Montana

Comments on the location information

  • E SIDE OF OPHIR CREEK.

Commodities

Commodity Importance
Copper Primary
Gold Secondary

Materials information

Materials Type of material
Gold Ore

Host and associated rocks

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

Nearby scientific data

(1) -112.54062, 46.67407
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Boulder Batholith

Ore body information

  • Dip SW
    Length 1206.98M
    Width 4.57M

Controls for ore emplacement

  • Along Contact Between Quartzite, Porphyry, And Quartz-Monzonite

Economic information about the deposit and operations

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

Mining district

District name Ophir District

Ownership information

  • Type Operator
    Owner Francis Slaughtner
    Home office 711 4th St., Deer Lodge, Mt.
  • Type Owner
    Owner Clifford Gravely
    Home office Avon, Mt.

Comments on the production information

  • PRODUCED $1,000. CHIEFLY COPPER, SOME GOLD. PRIOR TO 1911. PRODUCING IN 1959.

Workings at the site

  • Type of workings Underground
    Overall depth 57.91M

Comments on the workings information

  • SEVERAL SHAFTS

Reference information

Bibliographic references

  • Deposit

    USGS BULL 842, P. 34.

  • Deposit

    MBMG BULL 98, P. 30, 32.

  • Deposit

    MBMG BULL 33, 29.

General comments

Subject category Comment text
Deposit VEIN IS BETWEEN QUARTZITE AND QUARTZ MONZONITE.
Deposit SAID TO BE PROMISING FOR FUTURE PRODUCTION ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-80 Elliott, James E. U.S. Geological Survey
Updater 01-AUG-81 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.

Maps centered on this site