David Copperfield Adit

Occurrence in Jefferson county in Montana, United States with commodity Gold
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. Economic information about the deposit and operations
  13. Mining district
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10012370
MRDS ID D007971
Record type Site
Current site name David Copperfield Adit

Geographic coordinates

Geographic coordinates: -112.10088, 46.35823 (WGS84)
Location accuracy 250(meters)
Relative position 1.0 KM N OF WICKES.

Site location context

Political divisions (FIPS codes)

Jefferson(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Wickes(quadrangle 1:24,000 scale)

Butte North(quadrangle 1:100,000 scale)

Butte(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Missouri(hydrologic unit)

Upper Missouri(hydrologic accounting unit)

Missouri-Marias(hydrologic subregion)

Missouri(hydrologic region)

Geographic areas

Country State County
United States Montana Jefferson

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 007N 004W 15,16 SW OF NW (15); SE OF NE (16) Montana

Comments on the location information

  • S END OF ALTA MOUNTAIN.

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore
Pyrite Gangue
Quartz Gangue

Alteration

  • (Local) Sericitization

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name Elkhorn Mountain Volcanics
    Rock description Elkhorn Mountain Volcanics
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -112.10088, 46.35823

Economic information

Geologic structures

Type of structure Regional
Structure description Boulder Batholith

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Colorado (Corbin-Wickes) District

Comments on the workings information

  • CAVED ADIT

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit COUNTRY ROCK IS INTENSELY FRACTURED AND ALTERED TO SERICITE WHICH CARRIES QUARTZ AND PYRITE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-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.