Trench I Phosphate Occurrence

The Trench I Phosphate Occurrence is a mine located in Bonneville county, Idaho at an elevation of 9,501 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

Name: Trench I Phosphate Occurrence  

State:  Idaho

County:  Bonneville

Elevation: 9,501 Feet (2,896 Meters)

Primary Mineral:

Lat, Long: 43.4375, -111.08750

Map: View on Google Maps

Satelite View

MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.


Satelite image of the Trench I Phosphate Occurrence

Trench I Phosphate Occurrence MRDS details

Site Name

Primary: Trench I Phosphate Occurrence


Commodity

Tertiary: Vanadium
Tertiary: Phosphorus-Phosphates


Location

State: Idaho
County: Bonneville
District: Pine Creek 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: Targhee National Forest


Holdings

Not available


Workings

Not available


Ownership

Not available


Production

Not available


Deposit

Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
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: Snake River Range


Mineral Deposit Model

Not available


Orebody

Form: BLANKET


Structure

Type: L
Description: Trench I Adjacent To A Fault


Alterations

Not available


Rocks

Name: Mudstone
Role: Host
Age Type: Host Rock
Age Young: Late Permian


Analytical Data

Analytical Data: 27.8 % P2O5 MAXIMUM FROM 7 SAMPLES
Analytical Data: THIS IS EQUIVALENT TO 60.7 % CA3(PO4)2
Analytical Data: MINOR V, UP TO 0.38 % V2O3 , WAS DETECTED IN 5 SAMPLES
Analytical Data: THE AVG. CA3(PO4)2 CONTENT WAS 41.5 %


Materials

Not available


Comments

Comment (Deposit): DEPOSIT IS NEAR MOUNTAIN PEAK, SO THICKNESS OF PHOSPHATE BEDS IS NORMAL FOR AREA. THERE ARE 6 BEDS OF PHOSPHATE ROCK, THE BEST OF WHICH IS 2.1 FT; THICKNESS ABOVE IS TOTAL FOR PHOSPHATIC SHALE MEMBER

Comment (Location): NEAR TOP OF PALISADES PEAK


References

Reference (Deposit): 1944 RECON GARDNER, L. S., BULL. 944 - A

Reference (Deposit): 1933 COMPILE USDA TECH. BULLETIN 364

Reference (Deposit): 1927 RECON MANSFIELD, G. R., PROF. PAPER 152

Reference (Deposit): GARDNER, L. S., 1944 , PHOSPHATE DEPOSITS OF THE TETON BASIN AREA, IDAHO AND WYOMING: USGS BULL. 944 - A, P. 23


Idaho Gold

Where to Find Gold in Idaho

"Where to Find Gold in Idaho" looks at the density of modern placer mining claims along with historical gold mining locations and mining district descriptions to determine areas of high gold discovery potential in Idaho. Read more at Where to Find Gold in Idaho.