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

Mary Ann Property

Past Producer in Silver Bow 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. Materials information
  8. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Ownership information
  17. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. Reporter information

Geologic information

Identification information

Deposit ID 10010554
MRDS ID D004327
Record type Site
Current site name Mary Ann Property

Geographic coordinates

Geographic coordinates: -112.57171, 45.78157 (WGS84)
Elevation 2103
Relative position 0.5 MILE NORTH 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)

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 03 Montana

Comments on the location information

  • NE/4 OF THE NE/4 OF SECTION 3.

Commodities

Commodity Importance
Gold Primary
Silver Primary

Materials information

Materials Type of material
Jasper Gangue
Limonite Gangue
Quartz Gangue

Alteration

  • (Local) Oxidation, Brecciation, Leaching

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Rock unit name Moose Creek Pluton
    Rock description Moose Creek Pluton
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cambrian
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Dolomite
    Rock unit name Pilgrim;Jefferson Limestone
    Rock description Pilgrim;Jefferson Limestone

Nearby scientific data

(1) -112.57171, 45.78157
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Boulder Batholith, Moose Creek Pluton
Type of structure Local
Structure description Fault Zone Trends N 25 W

Controls for ore emplacement

  • Breccia Zone

Comments on the geologic information

  • CLAIM IS ON FAULT BETWEEN PILGRIM AND JEFFERSON FMS.

Economic information about the deposit and operations

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

Mining district

District name Moose Creek District

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner Bulkvich, Roach, And Robinson
    First year 1950

Workings at the site

  • Type of workings Underground
    Overall depth 30.48M

Comments on the workings information

  • SEVERAL CAVED SHAFTS.

Reference information

Bibliographic references

  • Deposit

    MBMG MEM 32, P. 52

  • Deposit

    1950 GEOLMAP MBMG MEMOIR 32

  • Deposit

    1980 GEOLMAP SMEDES, H., HUMBUG SPIRES MAP

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-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.

Maps centered on this site