North Star Prospect

Past Producer in Granite county in Montana, United States with commodities Copper, Silver, Tungsten, Molybdenum
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. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Ownership information
  15. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10101949
MRDS ID DC08157
Record type Site
Current site name North Star Prospect

Geographic coordinates

Geographic coordinates: -113.28703, 46.33683 (WGS84)
Elevation 1707
Location accuracy 100(meters)
Relative position 0.5MI BY ROAD NE OF PHILIPSBURG.

Site location context

Political divisions (FIPS codes)

Granite(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Philipsburg(quadrangle 1:24,000 scale)

Philipsburg(quadrangle 1:100,000 scale)

Butte(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Flint-Rock(hydrologic unit)

Pend Oreille(hydrologic accounting unit)

Kootenai-Pend Oreille-Spokane(hydrologic subregion)

Pacific Northwest(hydrologic region)

Geographic areas

Country State County
United States Montana Granite

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 007N;007N 014W;013W 25;30 NE OF NE (25); NW OF NW (30) Montana

Commodities

Commodity Importance
Copper Primary
Silver Primary
Tungsten Critical Tertiary
Molybdenum Tertiary

Materials information

Materials Type of material
Gold Ore
Powellite Ore
Scheelite Ore
Quartz Gangue

Analytical data

Result ASSAY 25 FT CHIP-0.19% W, 0.26% MO, 25 FT GRAB 0.42% W, 0.02% MO;

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Philipsburg Batholith
    Rock description Philipsburg Batholith
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Devonian
    Stratigraphic age (youngest) Late Devonian
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Jefferson Limestone
    Rock description Jefferson Lst

Nearby scientific data

(1) -113.28703, 46.33683

Economic information

Geologic structures

Type of structure Regional
Structure description Philipsburg Batholith
Type of structure Local
Structure description Philipsburg Anticline, Philipsburg Overthrust

Ore body information

  • General form PODS

Economic information about the deposit and operations

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

Mining district

District name Philipsburg (Granite-Flint Creek) District

Ownership information

  • Type Owner
    Owner Flynn, William F.
    Home office Anaconda, Mt.

Comments on the production information

  • 43 TONS ORE: 4-7% CU, 1.7 OZ/TON AG

Workings at the site

  • Type of workings Surface/Underground
    Area 2.776HA
    Length 353.57M
    Overall depth 30.48M

Comments on the workings information

  • ADITS, 2 CAVED SHAFTS, BULLDOZER TRENCH ON ADIT 1 (75 FT)

Reference information

Bibliographic references

  • Deposit

    USBM REP INVES 5612, P.21-24.

  • Deposit

    CONSV DIV COMP, DATE 10-07-1968.

  • Production

    USBM REP INVES 5612.

General comments

Subject category Comment text
Deposit W MINERALIZATION IN SCATTERED POINTS OVER AN AREA 300 FT BY 600 FT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-1980 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.