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Twin Peaks Mine

Occurrence in Granite county in Montana, United States with commodities Tungsten, Molybdenum
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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. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Ownership information
  16. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10019429
MRDS ID DC10037
Record type Site
Current site name Twin Peaks Mine

Geographic coordinates

Geographic coordinates: -113.13841, 46.29183 (WGS84)
Elevation 2530
Location accuracy 250(meters)
Relative position 1.8KM S OF RACETRACK LAKE.

Site location context

Political divisions (FIPS codes)

Granite(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Fred Burr Lake(quadrangle 1:24,000 scale)

Philipsburg(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

Beaverhead-Deerlodge 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 Granite

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 006N 012W 08 NW Montana

Comments on the location information

  • NW SLOPE OF TWIN PEAKS. ; INFO FROM LAND.ST :(1971)

Commodities

Commodity Importance
Tungsten Critical Primary
Molybdenum Tertiary

Materials information

Materials Type of material
Molybdenite Ore
Powellite Ore
Scheelite Ore

Analytical data

Result 0.16-0.73 WO3
Result 0.07-0.17 MO.

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Late Cambrian
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Associated
    Rock type Plutonic Rock
    Rock unit name Philipsburg Iatholith
    Rock description Philipsburg Iatholith
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Hasmark Formation;Silver Hill Formation;Flathead Formation;Missoula Group
    Rock description Hasmark Formation;Silver Hill Formation;Flathead Formation;Missoula Group

Nearby scientific data

(1) -113.13841, 46.29183
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Philipsburg Batholith
Type of structure Local
Structure description Cable Stock

Ore body information

  • Strike N 47 W
    Dip 35 SW
    Thickness 0.91M
    Length 91.44M
    Width 1.83M

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Red Lion-Hidden Lake District

Land status

Ownership category National Forest

Ownership information

  • Type Owner
    Owner Mae Overly
    Home office Philipsburg, Mt. 59858

Reference information

Bibliographic references

  • Deposit

    USBM REP INVES 6336, P. 5, 16-18.

  • Deposit

    USGS PP 78, PL. 1.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1974 Unknown U.S. Geological Survey
Updater 01-DEC-1980 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