Custer Mine

Past Producer in Jefferson county in Montana, United States with commodities Silver, Gold, Lead, 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. 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. Land status
  16. Workings at the site
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10019617
MRDS ID DC10974
Record type Site
Current site name Custer Mine

Geographic coordinates

Geographic coordinates: -112.23449, 46.30157 (WGS84)
Elevation 2042
Location accuracy 250(meters)
Relative position 3MI. NE OF BASIN.

Site location context

Political divisions (FIPS codes)

Jefferson(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mount Thompson(quadrangle 1:24,000 scale)

Butte North(quadrangle 1:100,000 scale)

Butte(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Boulder(hydrologic unit)

Missouri Headwaters(hydrologic accounting unit)

Missouri Headwaters(hydrologic subregion)

Missouri(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 Jefferson

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 006N 005W 04 Montana

Comments on the location information

  • ON BROAD DIVIDE BETWEEN BIG THOMPSON AND CATARCT CRS ; INFO FROM LAND.ST :(1950)

Commodities

Commodity Importance
Silver Primary
Gold Primary
Lead Secondary
Zinc Critical Secondary

Materials information

Materials Type of material
Galena Ore
Sphalerite Ore
Pyrite Gangue
Quartz Gangue

Alteration

  • (Local) Sericitization

Analytical data

Result 40 OZ/TON AG, $18/TON AU.

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Rock unit name Butte Quartz Monzonite (Boulder Batholith)
    Rock description Butte Quartz Monzonite (Boulder Batholith)
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite

Nearby scientific data

(1) -112.23449, 46.30157

Economic information

Geologic structures

Type of structure Regional
Structure description Boulder Batholith

Ore body information

  • Strike N80E
    Dip 75N
    Length 1609.3M
    Width 1.52M

Comments on the geologic information

  • CROSS FAULTS THAT STRIKE N AND DIP W OFF SET VEIN FOR A FEW FEET.

Economic information about the deposit and operations

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

Mining district

District name Basin (Cataract, Comet) District

Land status

Ownership category National Forest

Workings at the site

  • Type of workings Unknown
    Length 502.92M

Comments on the workings information

  • ADIT, WINZE, SHAFT

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit ORE SHOOTS WITHIN VEIN GENERALL UNDER 1 FT. IN WIDTH AND ARE VERY IRREGULAR IN WIDTH AND DIRECTION.

Reporter information

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