Flagstaff Hill

Occurrence in Granite county in Montana, United States with commodities Fluorine-Fluorite, Phosphorus-Phosphates, Uranium
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. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Land status
  10. Links to other databases
  11. Bibliographic references
  12. Reporter information

Geologic information

Identification information

Deposit ID 10149053
MAS/MILS ID 0300390335
Record type Site
Current site name Flagstaff Hill

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -113.28532, 46.33269 (WGS84)
Elevation 1658
Location accuracy 1000(meters)

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 007 N 014 W 25 SESENE Montana

Commodities

Commodity Importance
Fluorine-Fluorite Critical Tertiary
Phosphorus-Phosphates Primary
Uranium Tertiary

Nearby scientific data

Main Entrance (1) -113.28532, 46.33269

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Both
Significant No

Land status

Ownership category Unknown

Comments on the workings information

  • WORKINGS CONSIST OF A 100 FT LONG ADIT (CAVED) AND SEVERAL TRENCHES, LOCATED ON TOP OF FLAGSTALL 1+1LL ( WITHIN PHILIPSBURG CITY LIMITS), ROCK IS AN ISOLATED FAULT BLOCK OR AN OUTLIER WITHIN ALLUVIUM. PHOSPHORIA DIPS 55W; 3 FT THICK BED AT 20% P205. A SECTION BETWEEN A SHALE HANGING WALL AND A PHOSPHATIC CHERT FOOTWALL IS MORE THAN 9 FT THICK AT 17% P205.

Reference information

Bibliographic references

  • Deposit

    CRIB

  • Deposit

    POPOFF, C.C., 1965, AN EVALUATION OF THE WESTERN PHOSPHATE

  • Deposit

    INDUSTRY AND ITS RESOURCES, PART 2, MONTANA, USBM RI 6611.

  • Deposit

    LUFT, STANLEY, 1958, NORTHERN PACIFIC RAILWAY COMPANY,

  • Deposit

    PROPERTIES AND INDUSTRIAL DEVELOPMENT DEPARTMENT, PHOSPHATE

  • Deposit

    REPORT.

  • Deposit

    PARDEE, J.T., 1936, PHOSPHATE ROCK NEAR MAXVILLE,

  • Deposit

    PHIPIPSBURG, AND AVON, MONTANA: USGS BULL 847-D, P 184.

Reporter information

Type Date Name Affiliation Comment
Reporter 25-NOV-83 Benjamin U.S. Bureau of Mines

Beyond USGS

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