The Fall Creek Phosphate Deposit is a phosphorus-phosphates mine located in Bonneville county, Idaho at an elevation of 5,699 feet.
About the MRDS Data:
All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.
Mine Info
Elevation: 5,699 Feet (1,737 Meters)
Commodity: Phosphorus-Phosphates
Lat, Long: 43.4211, -111.42670
Map: View on Google Maps
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Fall Creek Phosphate Deposit MRDS details
Site Name
Primary: Fall Creek Phosphate Deposit
Secondary: E. A. Rex Uranium and Phosphate
Secondary: Fall Creek Lease Block
Secondary: Bear Creek Lease Block
Secondary: Fall Creek Adit
Commodity
Primary: Phosphorus-Phosphates
Secondary: Uranium
Location
State: Idaho
County: Bonneville
District: Willow Cr - Caribou District
Land Status
Land ownership: National Forest
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.
Administrative Organization: Caribou National Forest
Holdings
Not available
Workings
Not available
Ownership
Owner Name: E. A. Rex Mining Co. ( 1966 )
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Underground
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Rocky Mountain System
Physiographic Province: Middle Rocky Mountains
Physiographic Detail: Caribou Range
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Name: Shale
Role: Host
Age Type: Host Rock
Age Young: Late Permian
Name: Shale
Role: Host
Age Type: Host Rock Unit
Age Young: Late Permian
Analytical Data
Analytical Data: UP TO 34.3 % P2O5 FROM 1.4 FT SAMPLE
Materials
Not available
Comments
Comment (Location): Sec. 21 Also Included In Lease
Comment (Development): 1363.95 Acre Lease ( 1966 )
Comment (Deposit): Thickness Above For Entire Phosphatic Shale Member
Comment (Deposit): See USBM RI 6801, p. 174 (Map) for extent of property; the location of this record is placed on a pit in the SW/4 SW/4 NE/4 Sec. 17. The property includes both the Fall Creek and Bear Creek lease blocks to the southeast and northwest.
Comment (Workings): Bulldozer Trench
References
Reference (Deposit): Smart, R. A., And Others, 1954 , Stratigraphic Sections Of The Phosphoria Formation In Idaho: USGS Circ. 327 , 22 P.
Reference (Deposit): Jobin, D. A., And Schroeder, M. L., 1964 , Geology Of The Conant Valley Quadrangle, Bonneville County, Idaho: USGS Mineral Inv. Field Studies Map Mf - 277
Reference (Deposit): Service, A. L., 1966 , An Evaluation Of The Western Phosphate Industry And Its Resources, Pt. 3 , Idaho: USBM Rept. Inv. 6801 , 201 P.
Reference (Deposit): 1954 Recon R. A. Smart And Others, Circ. 329
Reference (Deposit): 1964 Recon D. A. Jobin And M. L. Schroeder, Map Mf - 277
Reference (Deposit): U.S. Bureau Of Mines Report of Invesigation 6801, 1966, No. 1-010764, P. 182.
Reference (Deposit): U.S. Bureau Of Mines Open-File Report MLA 8-92, 1992, Sample No. 121: Fig. 3, P. 10; Appendix A, P. 24; Appendix B, P. 26
Reference (Deposit): Idaho Bureau Of Mines And Geol. County Report 5, 1961, P. 63.
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