Belmont Mine

Past Producer in Lewis and Clark 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. Economic information about the deposit and operations
  14. Mining district
  15. Ownership information
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10019794
MRDS ID DC11556
Record type Site
Current site name Belmont Mine

Geographic coordinates

Geographic coordinates: -112.31811, 46.7449 (WGS84)
Relative position ABOUT 1.5 KM SW OF MARYSVILLE.

Site location context

Political divisions (FIPS codes)

Lewis and Clark(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Greenhorn Mountain(quadrangle 1:24,000 scale)

Elliston(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 Lewis and Clark

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 012N 006W 35 Montana

Comments on the location information

  • E SLOPE OF BELMONT MT.

Commodities

Commodity Importance
Gold Primary
Silver Primary

Materials information

Materials Type of material
Gold Ore
Calcite Gangue
Quartz Gangue

Alteration

  • (Local) Hydrothernal Alteration

Analytical data

Result $10-20/TON AU

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Belmont Prophyry;Marysville Stock
    Rock description Belmont Prophyry;Marysville Stock
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Helena Limestone
    Rock description Helena Limestone

Nearby scientific data

(1) -112.31811, 46.7449

Economic information

Geologic structures

Type of structure Regional
Structure description Boulder Batholith
Type of structure Local
Structure description Marysville Stock

Ore body information

  • Depth to top 0M

Economic information about the deposit and operations

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

Mining district

District name Marysville District

Ownership information

  • Type Operator
    Owner Silver Crescent, Inc.

Comments on the production information

  • RICH PRODUCER PRE 1900. D1D PRODUCED IN 1933, 1939, 1942, 1952.

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit A SYSTEM OF VEINS RUNNING AT HIGH ANGLE TO THE SURFACE. THE SOUTH (MAIN) VEIN'S STRIKE RUNS W TO NW AND FORKS TO TNE W INTO 2 MAIN BRANCHES. THE NORTH VEIN STRIKES NW TO N. IT FORKS TO THE E. ORE IS FOUND FROM THE 4TH LEVEL TO THE SURFACE. THE VEINS DO NOT CONTINUE ACROSS LARG DIKE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1974 Unknown U.S. Geological Survey
Updater 01-NOV-1981 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.

External references