Unit 4 , Dry Ridge Phosphate Property

Occurrence in Caribou county in Idaho, United States with commodity Phosphorus-Phosphates
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. Host and associated rocks
  8. Nearby scientific data
  9. Geologic structures
  10. Ore body information
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Ownership information
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10089425
MRDS ID W026167
Record type Site
Current site name Unit 4 , Dry Ridge Phosphate Property

Geographic coordinates

Geographic coordinates: -111.2433, 42.58992 (WGS84)
Elevation 2499
Relative position 10 MI NE OF GEORGETOWN

Site location context

Political divisions (FIPS codes)

Bear Lake(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Snowdrift Mountain(quadrangle 1:24,000 scale)

Soda Springs(quadrangle 1:100,000 scale)

Preston(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Salt(hydrologic unit)

Snake Headwaters(hydrologic accounting unit)

Upper Snake(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Caribou-Targhee 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 Idaho Caribou
United States Idaho Bear Lake

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 009S;010S 045E;044E 31;01,12 Idaho

Comments on the location information

  • UNIT 4 DRY RIDGE PROPERTY ALSO EXTENDS INTO T 10 S, R 45 E, SECTION 6 ; PLOTTED IN SECTION 31 , T 9 S, R 45 E

Commodities

Commodity Importance
Phosphorus-Phosphates Tertiary

Analytical data

Result 86 SAMPLES OF STRATIGRAPHIC SECTION GAVE 37.3 % P2O5 MAX ( SECTION 1

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Shale
    Rock unit name Phosphoria Formation-Phosphatic Shale, Sandstone, Chert;Wells Formation-Limestone, Sandstone;Dinwoody Formation-Limestone, Shale;Thaynes Formation-Limestone, Shale, Sandstone
    Rock description Phosphoria Formation-Phosphatic Shale, Sandstone, Chert;Wells Formation-Limestone, Sandstone;Dinwoody Formation-Limestone, Shale;Thaynes Formation-Limestone, Shale, Sandstone
    Stratigraphic age (youngest) Late Permian

Nearby scientific data

(1) -111.2433, 42.58992

Economic information

Geologic structures

Type of structure Regional
Structure description Dry Valley Anticline, Dry Valley Fault, Snowdrift Anticline, Georgetown Syncline

Ore body information

  • General form IRREGULAR
    Strike N 30 DEG E
    Dip 50 DEG E
    Thickness 1.83M

Controls for ore emplacement

  • Structure

Economic information about the deposit and operations

Development status Occurrence
Commodity type Non-metallic
Deposit size Small
Significant No

Mining district

District name Georgetown

Land status

Ownership category National Forest
Area name Caribou National Forest

Ownership information

  • Type Operator
    Owner Husky Oil Co. From Imc Corp. ( 1966 )

Comments on the workings information

  • 1 TRENCH ( SECTION 1 )

Comments on development

  • 1966 LEASE COVERED 469.85 ACRES

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit 107.77 FT TOTAL THICKNESS PHOSPHATIC SHALE MEMBER ( SECTION 1 )

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1976 Siefken, Robert R. (Miller, Pat) U.S. Geological Survey

Beyond USGS

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