Hillside Placer Mine

Past Producer in Beaverhead county in Montana, United States with commodities Gold, Silver, Copper, Zinc
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. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10101968
MRDS ID DC09071
Record type Site
Current site name Hillside Placer Mine
Alternate or previous names Thompson Mine

Geographic coordinates

Geographic coordinates: -112.98617, 45.15184 (WGS84)
Elevation 1884
Relative position 1/2 MILE SE OF BANNACK

Site location context

Political divisions (FIPS codes)

Beaverhead(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Bannack(quadrangle 1:24,000 scale)

Dillon(quadrangle 1:100,000 scale)

Dillon(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Beaverhead(hydrologic unit)

Missouri Headwaters(hydrologic accounting unit)

Missouri Headwaters(hydrologic subregion)

Missouri(hydrologic region)

Federal lands

ST(Federal land areas administered by ST)

Geographic areas

Country State County
United States Montana Beaverhead

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 008S 011W 08 Montana

Commodities

Commodity Importance
Gold Primary
Silver Primary
Copper Primary
Zinc Critical Secondary

Materials information

Materials Type of material
Calcite Gangue
Pyrite Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Bannack Stock
    Rock description Bannack Stock
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Mississippian
    Stratigraphic age (youngest) Mississippian
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Madison
    Rock description Madison

Nearby scientific data

(1) -112.98617, 45.15184

Economic information

Geologic structures

Type of structure Local
Structure description North Trending, West Diping Thrust Faults, Complex Folding And Faulting, Igneous Intrusion

Controls for ore emplacement

  • Contact Zone

Economic information about the deposit and operations

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

Mining district

District name Bannack District

Land status

Ownership category Private

Reference information

Bibliographic references

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1980 Loen, Jeffrey S. (Pearson, Robert C.) U.S. Geological Survey

Beyond USGS

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

External references