Independence and Silver Note

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

Geologic information

Identification information

Deposit ID 10010910
MRDS ID D004993
Record type Site
Current site name Independence and Silver Note

Geographic coordinates

Geographic coordinates: -112.49755, 45.61573 (WGS84)
Elevation 1829
Relative position 9 AIR MILES NW OF TWIN BRIDGES

Site location context

Political divisions (FIPS codes)

Madison(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Twin Bridges SW(quadrangle 1:24,000 scale)

Butte South(quadrangle 1:100,000 scale)

Dillon(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Big Hole(hydrologic unit)

Missouri Headwaters(hydrologic accounting unit)

Missouri Headwaters(hydrologic subregion)

Missouri(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 Madison

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 002S 007W 32 Montana

Comments on the location information

  • SW 1/4, SECTION 32

Commodities

Commodity Importance
Gold Primary
Silver Primary

Materials information

Materials Type of material
Limonite Gangue
Quartz Gangue

Alteration

  • (Local) Oxidation

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Neoarchean
    Stratigraphic age (youngest) Neoarchean
  • Host or associated Host
    Rock type Metamorphic Rock > Schist
    Rock unit name Pre Belt
    Rock description Pre Belt

Nearby scientific data

(1) -112.49755, 45.61573

Economic information

Geologic structures

Type of structure Regional
Structure description Boulder Batholith

Ore body information

  • Strike N 30 E
    Dip 65 NW
    Length 1219.2M
    Width 0.61M

Controls for ore emplacement

  • Fissure Zone

Economic information about the deposit and operations

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

Mining district

District name Rochester District

Land status

Ownership category Private

Comments on the production information

  • WORK WAS DISCONTINUED THE SUMMER OF 1934 FOLLOWING SMALL ORE SHIPMENTS.

Workings at the site

  • Type of workings Underground
    Overall depth 9.14M

Comments on the workings information

  • SHALLOW INCLINED SHAFTS DEVELOP THE SILVER NOTE. A FEW SHALLOW PITS DEVELOP THE INDEPENDENCE VEIN.

Reference information

Bibliographic references

  • Deposit

    MBMG MEM 19, P. 39

  • Deposit

    1950 GEOLMAP MBMG MEMOIR 1

  • Production

    MBMG MEM. 19

General comments

Subject category Comment text
Deposit THE INDEPENDENCE VEIN TRENDS N40E, AND DIPS FROM 65 TO 70 NW. 800 FT. EAST OF INDEPENDENCE ARE THREE VEINS WHICH MERGE TO THE SW TO FORM THE SILVER NOTE.

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.