Olympiad Mine

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

Geologic information

Identification information

Deposit ID 10019111
MRDS ID DC08628
Record type Site
Current site name Olympiad Mine
Alternate or previous names Comet Mine

Geographic coordinates

Geographic coordinates: -113.38426, 46.8535 (WGS84)
Location accuracy 250(meters)
Relative position 0.75N OF COLMA

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 Missoula

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 013N 014W 28 Montana

Comments on the location information

  • NEAR HEAD OF BIVINS GULCH.

Commodities

Commodity Importance
Gold Primary
Silver Primary
Copper Secondary
Antimony Critical Tertiary

Materials information

Materials Type of material
Chalcopyrite Ore
Gold Ore
Pyrite Gangue
Quartz Gangue

Alteration

  • (Local) Oxidation

Analytical data

Result OXIDIZED ORE $100/TON AU.

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Garnet Stock
    Rock description Garnet Stock
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite

Nearby scientific data

(1) -113.38426, 46.8535

Economic information

Geologic structures

Type of structure Regional
Structure description Bearmouth Overthrust
Type of structure Local
Structure description Garnet Stock

Ore body information

  • General form PEGMATITE
    Strike N60E
    Dip 305

Economic information about the deposit and operations

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

Mining district

District name Coloma District

Workings at the site

  • Type of workings Underground
    Length 457.2M

Comments on the workings information

  • 1905 A 15-TON HUNINGTON MILL WAS INSTALLED. 1916 THESHAFT WAS CAVED WITHIN A FEW FEET OF COLLAR. IT HAD A SHAFT, SEVERAL CROSSCUT.

Reference information

Bibliographic references

  • Deposit

    USGS BULL 660, P. 198-99.

  • Deposit

    MBMG BULL 8, P. 10, 26, 27.

General comments

Subject category Comment text
Deposit OXIDIZED ORE NEAR SURFACE, BELOW A FEW SMALL SHOOTS OF SULFHIDE ORE WERE FOUND.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-74 Unknown U.S. Geological Survey
Updater 01-APR-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.