Middle Piney Lake Occurrence

Occurrence in Sublette county in Wyoming, United States with commodities 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. Geologic structures
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Land status
  12. Links to other databases
  13. Bibliographic references
  14. Reporter information

Geologic information

Identification information

Deposit ID 10080974
MRDS ID W032515
Record type Site
Current site name Middle Piney Lake Occurrence
Alternate or previous names Section 99, Lot No. 1377

Geographic coordinates

Point of reference Geographic coordinates: Elevation UTM Precision Relative position Point location
Approximate -110.563, 42.60604 (WGS84) 2688 500 1/2 MILE NORTHEAST OF MIDDLE PINEY
(click for info)
Ore Body -110.56717, 42.60382 (WGS84) 10 remains of dump on steep slope at NW end of dam. Visited and sampled by AB Wilson and Heran, 10-aug-2010.

Site location context

Political divisions (FIPS codes)

Sublette(county)

Wyoming(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Wyoming Peak(quadrangle 1:24,000 scale)

Afton(quadrangle 1:100,000 scale)

Preston(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Green(hydrologic unit)

Upper Green(hydrologic accounting unit)

Great Divide-Upper Green(hydrologic subregion)

Upper Colorado(hydrologic region)

Federal lands

Bridger-Teton 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 Wyoming Sublette

Public Land Survey System information

Meridian Township Range Section Fraction State
6th Principal 030N 115W 08 NE OF NW Wyoming

Comments on the location information

  • Wilson and Heran visited 10-aug-2010. Steep slope at north end of the dam exposes "soil" that we've come to recognize as mined phosphate.

Commodities

Commodity Importance
Phosphorus-Phosphates Primary
Uranium Tertiary

Comments on the commodity information

  • P2O5 CONTENT RANGES FROM 0.2 TO 34.4%; URANIUM CONTENT RANGES FROM 0.004 TO 0.011

Nearby scientific data

Approximate (1) -110.563, 42.60604
Ore Body (2) -110.56717, 42.60382

Economic information

Geologic structures

Type of structure Regional
Structure description 1 1/2 Miles East Of The Darby Thrust Fault
Type of structure Local
Structure description Straight Creek Fault

Ore body information

  • General form BLANKET
    Strike N 20 W
    Dip 10 E
    Thickness 1.52M

Comments on the geologic information

  • ALSO PERMIAN PARK CITY AND WELLS FORMATIONS; SECTION AS FOLLOWS: 16.5 FEET OF THE BASAL BED OF THE DINWOODY FORMATION; 23 FEET OF THE TOSICHERT MEMBER AND 22 FEET OF THE RETORT PHOSPHATIC SHALE MEMBER OF THE PHOSPHORIA FORMATION; 101.3 FEET OF THE FRANSAN TONQUE OF THE PARKCITY FORMATION; 44.6 FEET OF THE REX CHERT MEMBER, 60.9 FT. OF THE MEADE PEAK MEMBER, AND 32.5 FEET OF THE LOWER CHERT MEMBER OF THE PHOSPHORIA FORMATION; AND 72.2 FEET OF THE WELLS FORMATION; UPPER BEDS ONLY

Economic information about the deposit and operations

Development status Occurrence
Commodity type Both
Deposit size Small
Significant No

Land status

Ownership category National Forest
Area name Bridger

Comments on the workings information

  • PROSPECT TRENCH

Reference information

Bibliographic references

  • Deposit

    Sheldon, 1963, USGS PP 313-B, p. 49-273.

  • Deposit

    LITCHFORD, R.F., JR., 1966, STRUCTURAL GEOLOGY AND STRATIGRAPHY OF A PART OF THE OVERTHRUST BELT NEAR WYOMING PEAK, LINCOLN AND SUBLETTE COUNTIES, UNPUBLISHED M.A. THESIS, U OF W

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-77 Suekawa, Harry S. (Barari, Rachel A.) U.S. Geological Survey
Editor 25-JUN-10 Wilson, Anna B. U.S. Geological Survey

Beyond USGS

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