1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Fork

Producer in Madison county in Montana, United States with commodities Gold, Silver
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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. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Controls for ore emplacement
  11. Economic information about the deposit and operations
  12. Mining district
  13. Ownership information
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10107925
MRDS ID D004288
Record type Site
Current site name Fork

Geographic coordinates

Geographic coordinates: -111.97197, 45.25934 (WGS84)
Elevation 1951
Relative position 3 MILES SW OF VIRGINIA CITY

Site location context

Political divisions (FIPS codes)

Madison(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Virginia City(quadrangle 1:24,000 scale)

Ennis(quadrangle 1:100,000 scale)

Bozeman(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Ruby(hydrologic unit)

Missouri Headwaters(hydrologic accounting unit)

Missouri Headwaters(hydrologic subregion)

Missouri(hydrologic region)

Geographic areas

Country State County
United States Montana Madison

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 007S 003W 04 Montana

Comments on the location information

  • LOCATED AT FORK ON BROWNS GULCH, 3.5 MILES FROM ALDER GULCH.

Commodities

Commodity Importance
Gold Primary
Silver Primary

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss
    Stratigraphic age (youngest) Neoproterozoic

Nearby scientific data

(1) -111.97197, 45.25934
ListMap

Economic information

Ore body information

  • Strike N35E
    Dip 20 SE
    Thickness 0.61M

Controls for ore emplacement

  • Shear Zone In Gneiss

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No

Mining district

District name Virginia City (Browns Gulch)

Ownership information

  • Type Owner
    Owner P. Rostad
    First year 1937

Comments on the production information

  • PRODUCTION UNKNOWN, BUT WAS DONE BY HAND METHODS.

Comments on the workings information

  • ADIT DRIFT

Reference information

Bibliographic references

  • Deposit

    LORAIN, S, 1937, GOLD LODE MINING IN THE TOBACCO ROOT MTNS, MADISON CO., MONT, USBM INF. CIRC. 6972, P. 57

  • Deposit

    1937 COMPILE USBM, INF. CIRC. 697

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1980 Doyle, Brien (Wells, John) U.S. Geological Survey

Beyond USGS

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

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