Gold Hill Group Mine

Past Producer in Silver Bow county in Montana, United States with commodities Gold, Silver, Copper
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. Ownership information
  18. Links to other databases
  19. Bibliographic references
  20. General comments
  21. Reporter information

Geologic information

Identification information

Deposit ID 10102047
MRDS ID DC11790
Record type Site
Current site name Gold Hill Group Mine
Alternate or previous names Montreal Group

Geographic coordinates

Geographic coordinates: -112.53838, 45.76323 (WGS84)
Elevation 2256
Relative position 1.5 MILES SE OF MOOSE TOWN

Site location context

Political divisions (FIPS codes)

Silver Bow(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mount Humbug(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

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 Silver Bow

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 001S 008W 12 CENTER Montana

Commodities

Commodity Importance
Gold Primary
Silver Primary
Copper Primary

Materials information

Materials Type of material
Limonite Gangue
Quartz Gangue

Alteration

  • (Local) Oxidation

Analytical data

Result SAMPLE ASSAY SHOWED 0.03 OZ AU/TON, 0.10 OZ. AG/TON. (SAHINEN, 1950)

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Rock unit name Butte Quartz Monzonite
    Rock description Butte Quartz Monzonite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Argillite
    Rock unit name Belt Supergroup
    Rock description Belt Supergroup
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) -112.53838, 45.76323

Economic information

Geologic structures

Type of structure Regional
Structure description Boulder Batholith
Type of structure Local
Structure description Belt Rocks Strike North, Dip 80 W.

Ore body information

  • General form IRREGULAR POCKETS AND SHOOTS
    Strike N 50 W
    Dip 20 SW
    Width 0.91M

Controls for ore emplacement

  • Aplitic Dikes

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Year of first production 1909
Production years 1909-1916

Mining district

District name Moose Creek District

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner J. And B. Edson
    First year 1950

Comments on the workings information

  • MAIN ADIT, CROSSCUTS, AND INCLINE. MAIN WORKINGS ARE 2 50 X 20 X 7 FT STOPE, 80-FT. SW OF THE INCLINE. WORKINGS ARE BOTH IN GRANITE INTRUSIVE AND IN ARGILLITE ROOF PENDANT.

Comments on development

  • MILL WAS BUILT ON PROPERTY IN 1909. MINE WAS CAVED AND INACCESSIBLE IN 1935.

Reference information

Bibliographic references

  • Deposit

    USGS BULL 574, P. 90.

  • Deposit

    MBMG MEM 25, P. 52-53.

  • Deposit

    1914 RECON WINCHELL, A.N., U.S.G.S. BULL 574

  • Deposit

    1950 GEOLMAP MBMG MEMOIR 32

  • Production

    MBMG MEM. 32, P.53.

General comments

Subject category Comment text
Deposit SHEARED APLITE AND DIORITE CUT BY SMALL QUARTZ VEINLETS

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1980 Unknown U.S. Geological Survey
Updater 01-NOV-1992 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.