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  3. Mineral Resource Data System (MRDS)

Homestake Mine

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

Geologic information

Identification information

Deposit ID 10071328
MRDS ID W014659
Record type Site
Current site name Homestake Mine
Alternate or previous names Parkmont, Excello, Gold Dust
Related records 10221301

Geographic coordinates

Geographic coordinates: -109.94551, 45.05603 (WGS84)
Elevation 2972
Relative position ABOUT 8 KM NORTH OF COOKE CITY, MONTANA

Site location context

Political divisions (FIPS codes)

Park(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Cooke City(quadrangle 1:24,000 scale)

Red Lodge(quadrangle 1:100,000 scale)

Billings(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Yellowstone Headwaters(hydrologic unit)

Upper Yellowstone(hydrologic accounting unit)

Upper Yellowstone(hydrologic subregion)

Missouri(hydrologic region)

Federal lands

Custer Gallatin 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 Park

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 009S 014E 11,12 Montana

Comments on the location information

  • UTM LOCATION OF UPPER ADIT SHOWN ON QUADRANGLE. WORKINGS LABELED GOLD DUST ARE LOWER WORKINGS OF HOMESTAKE MINE.

Commodities

Commodity Importance
Gold Primary
Copper Primary
Manganese Critical Secondary

Materials information

Materials Type of material
Chalcopyrite Ore
Copper Ore
Iron Ore

Alteration

  • (Local) Limestone Gangue Is Silicified And Highly Altered

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Monzonite
    Rock unit name Monzonite Porphyry
    Rock description Monzonite Porphyry
    Stratigraphic age (youngest) Late Cambrian
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Late Cambrian
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Gros Ventre Formation Limestone, Shale
    Rock description Gros Ventre Formation Limestone, Shale

Nearby scientific data

(1) -109.94551, 45.05603
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Complex Fracturing

Ore body information

  • General form FLAT-LYING
    Thickness 30M
    Length 100M

Controls for ore emplacement

  • Limestone Host Rock, Fracture Network

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Year of first production 1890

Mining district

District name New World District

Ownership information

  • Type Owner-Operator
    Owner Parkmont Mining Co.

Comments on the workings information

  • PROPERTY DEVELOPED BY ADITS AND A SMALL OPEN CUT ON THE NORTHEAST SLOPE OF HENDERSON MT.

Reference information

Bibliographic references

  • Deposit

    REED, G. C., 1950, MINES AND MINERAL DEPOSITS (EXCEPT FUELS) PARK COUNTY, MONTANA: U.S. BUREAU OF MINES INF. CIRC. 754

  • Production

    REED, 1950, USBM IC 7546, USBM MINERALS YEARBOOKS 1948-1949

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1976 Krohn, Douglas H. U.S. Geological Survey

Beyond USGS

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

External references

Maps centered on this site