Champ Lease

Past Producer in Caribou county in Idaho, United States with commodities Phosphorus-Phosphates, Vanadium, REE, Fluorine-Fluorite, 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. 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. Mineral rights holdings
  15. Land status
  16. Ownership information
  17. Reserves and resources
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10078043
MRDS ID W026173
MAS/MILS ID 0160290035
Record type Site
Current site name Champ Lease
Alternate or previous names Dry Valley Prospect, Upper Dry Valley

Geographic coordinates

Geographic coordinates: -111.275, 42.67132 (WGS84)
Elevation 2073
Relative position 16 MI E OF SODA SPRINGS

Site location context

Political divisions (FIPS codes)

Caribou(county)

Idaho(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Dry Valley(quadrangle 1:24,000 scale)

Soda Springs(quadrangle 1:100,000 scale)

Preston(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Blackfoot(hydrologic unit)

Upper Snake(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

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 009S 044E 02 NE Idaho

Commodities

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

Analytical data

Result MINIMUM CUTOFF OF 15 % P2O5 FOR DEVELOPMENT

Host and associated rocks

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

Nearby scientific data

(1) -111.275, 42.67132

Economic information

Geologic structures

Type of structure Local
Structure name Folding
Structure description Small Folds
Type of structure Regional
Structure name Schmid Syncline
Structure description Schmid Syncline, Dry Valley Fault, Dry Valley Anticline
Type of structure Regional
Structure name Dry Valley Fault
Type of structure Regional
Structure name Dry Valley Anticline

Ore body information

  • General form IRREGULAR
    Strike N 25 DEG W
    Dip 25 DEG S
    Thickness 21.03M
    Area 34HA

Controls for ore emplacement

  • Structure

Economic information about the deposit and operations

Operation type Surface
Development status Past Producer
Commodity type Both
Deposit size Small
Significant No
Mining method Open Pit
Milling method Thermal Decomposition

Mining district

District name Soda Springs Area
District name Blackfoot River District

Mineral rights holdings

Type of mineral rights Federal Lease
Type of mineral rights Minerals Only

Land status

Ownership category National Forest
Area name Caribou National Forest

Ownership information

  • Type Owner
    Owner Nu-West Industries, Inc.
    Interest 100
    Home office Colorado
    Year 1994
    First year 1992
  • Type Operator
    Owner Conda Partnership
    Year 2008
    First year 1981
  • Type Operator
    Owner Beker Industries, Inc.
    First year 1975

Comments on the production information

  • Mined Out - Abandoned. Located On Us Forest Service Lands.

Reserves and resources

  • Type In-situ
    Estimate year 1978
    Measured 3200000mt ore
    Demonstrated 3200000mt ore
    Total resources 3200000mt ore
    Commodity Subtype Grade units Group Importance Year
    Phosphorus-Phosphates P2O5 25 wt-pct Phosphorus Major 1978
    Vanadium V2O5 0.07 wt-pct Vanadium Trace 1978
    REE REE 0.1 wt-pct REE Trace 1978
    Fluorine-Fluorite F 2.5 wt-pct Fluorine Trace 1978
    Uranium U3O8 0.01 wt-pct Uranium Trace 1978
  • Type In-situ
    Estimate year 1975
    Indicated 964000mt ore
    Demonstrated 964000mt ore
    Total resources 964000mt ore
    Commodity Subtype Grade units Group Importance Year
    Phosphorus-Phosphates P2O5 26.5 wt-pct Phosphorus Major 1975
    Vanadium V2O5 0.07 wt-pct Vanadium Trace 1975
    REE REE 0.1 wt-pct REE Trace 1975
    Fluorine-Fluorite F 2.6499 wt-pct Fluorine Trace 1975
    Uranium U3O8 0.01 wt-pct Uranium Trace 1975
  • Type In-situ
    Estimate year 1975
    Indicated 633000mt ore
    Demonstrated 633000mt ore
    Total resources 633000mt ore
    Commodity Subtype Grade units Group Importance Year
    Phosphorus-Phosphates P2O5 17.6 wt-pct Phosphorus Major 1975
    Vanadium V2O5 0.07 wt-pct Vanadium Trace 1975
    REE REE 0.1 wt-pct REE Trace 1975
    Fluorine-Fluorite F 1.7599 wt-pct Fluorine Trace 1975
    Uranium U3O8 0.01 wt-pct Uranium Trace 1975
  • Type In-situ
    Estimate year 1975
    Indicated 1597000mt ore
    Demonstrated 1597000mt ore
    Total resources 1597000mt ore
    Commodity Subtype Grade units Group Importance Year
    Phosphorus-Phosphates P2O5 23 wt-pct Phosphorus Major 1975
    Vanadium V2O5 0.07 wt-pct Vanadium Trace 1975
    REE REE 0.1 wt-pct REE Trace 1975
    Fluorine-Fluorite F 2.3 wt-pct Fluorine Trace 1975
    Uranium U3O8 0.01 wt-pct Uranium Trace 1975

Comments on the reserve resource information

  • Conda Partnership Data,1984 Resources To 250 M Down Dip.Resources From Lowe,Et.Al.(1980) And Upgraded From Identified To Demonstrated. Resources From Lowe,Et.Al.(1980),Lying Between Outcrop And A Downward Vertical Projection Of Lease Boundaries. Resource Calculation Was Carried To A Downdip Depth Of 18 Meters. It Is Assumed That The Fault Zone Pit Downdip

Workings at the site

  • Type of workings Surface
    Area 14HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method ESTIMATE
    Mining Method OPEN PIT
    Swell Factor .75
    Percent Waste Rock 86.6
    Avg. Overburden Thickness 0
    Primary Material Cover M-HARD ROCKS
    Secondary Material Cover HARD ROCKS
    Hardness of Ore M-HARD ROCKS
    Avg. Bench Height (meters) 14
    Max. Pit Slope (degrees) 21
    Capacity 8705
    Capacity Units MT ORE/DAY
    Preprod. Stripping Vol. 0
    Unit Production Cost 6.85
    Units of Production $/MT ORE
    Operating Days per Year 156
    Operating Shifts per Day 2
    Year of Information 1984

Comments on the workings information

  • 2 Open Pits Proposed, Larger Being 3,100 Ft Long, 600 Ft Wide And 260 Ft Deep; Smaller Pit 850 Ft Long, 250 Ft Wide, 60 Ft Deep

Comments on development

  • 321 Acre Lease ( 1975 )

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit Thickness Above For 2 Ore Zones

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-76 Siefken, Robert R. (Miller, Pat) U.S. Geological Survey
Reporter 07-MAR-95 Buckingham, David A. U.S. Bureau of Mines

Beyond USGS

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

Current status (per MSHA)

StatusAbandoned since 11/15/1985
MSHA mine ID1001593
Mine name (MSHA)Champ Mine
Current operatorConda Partnership
Current controller (parent)Western Cooperative Fertilizers (Us) & Nu-West Ind
Mine typeSurface (Metal / non-metal)

MSHA cross-reference per the original MRDS record. Mine status and operator reflect MSHA's last published Mines export (February 2025); MSHA's public bulk feed has been unavailable since, so this may be out of date. See the Mine Data Retrieval System for current status.

Open MSHA's Mine Data Retrieval System for inspections, accidents, and violations for this mine.