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  3. Mineral Resource Data System (MRDS)

White Swan Deposit

Past Producer in Madison county in Montana, United States with commodity Mica
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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. Ore body information
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Ownership information
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10101952
MRDS ID DC08206
Record type Site
Current site name White Swan Deposit

Geographic coordinates

Geographic coordinates: -111.89253, 45.3874 (WGS84)
Elevation 2073
Relative position 7.5 MILES NNE OF VIRGINIA CITY

Site location context

Political divisions (FIPS codes)

Madison(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Ramshorn Mountain(quadrangle 1:24,000 scale)

Ennis(quadrangle 1:100,000 scale)

Bozeman(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Ruby(hydrologic unit)

Missouri Headwaters(hydrologic accounting unit)

Missouri Headwaters(hydrologic subregion)

Missouri(hydrologic region)

Geographic areas

Country State County
United States Montana Madison

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 005S 002W 19 Montana

Comments on the location information

  • LOCATED ON EAST SLOPE OF EAST FORK OF GRANITE CREEK.

Commodities

Commodity Importance
Mica Primary

Materials information

Materials Type of material
Muscovite Ore
Beryl Gangue
Tourmaline Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -111.89253, 45.3874
ListMap

Economic information

Ore body information

  • General form LENTICULAR AND BRANCHING
    Thickness 12.19M
    Length 60.96M

Controls for ore emplacement

  • Pegmatite Intrusion

Comments on the geologic information

  • FOLIATION OF COUNTRY ROCK STRIKES N20W AND DIPS NW SLIGHTLY. ; GEOL.DESC: LOWGRADE SHEET MICA WITH FELDSPAR AND TOURMALINE.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Non-metallic
Significant No
Discovery year 1870

Ownership information

  • Type Owner
    Owner C. Scott
    Home office Butte, Mt.

Reference information

Bibliographic references

  • Deposit

    HEINRICH, E, 1949, PEGMATITE MINERAL DEPOSITS IN MONTANA, MONT. BUR. OF MINES AND GEOL., MEM. 28, P. 20.

  • Deposit

    STOLL, W.C., 1950, USGS PROF. PAPER 229, P. 61, 62.

  • Deposit

    KNECHTEL, MM, ETAL, 1946, WRITTEN COMM.

  • Deposit

    CONSV. DIV. COMP. DATE, 01-11-1962

  • Deposit

    1949 COMPILE MBMG 2

General comments

Subject category Comment text
Deposit FOURTEEN PEGMATITES STRIKING N25-60W ARE EXPOSED IN A NE-TRENDING BENT 1000 FT LONG AND 700 FEET WIDE.
Deposit FURTHER EXPLORATION SHOULD BE SURFICIAL ONLY. 3 CUTS, 38 FT TUNNEL ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1974 Unknown U.S. Geological Survey
Updater 01-MAR-1980 Doyle, Brien (Wells, John) U.S. Geological Survey

Beyond USGS

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

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