Long Valley Monazite Placer

The Long Valley Monazite Placer is a ree mine located in Valley county, Idaho at an elevation of 4,701 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: Long Valley Monazite Placer

State:  Idaho

County:  Valley

Elevation: 4,701 Feet (1,433 Meters)

Commodity: REE

Lat, Long: 44.4772, -115.99330

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 Long Valley Monazite Placer

Long Valley Monazite Placer MRDS details

Site Name

Primary: Long Valley Monazite Placer


Commodity

Primary: REE


Location

State: Idaho
County: Valley
District: Cascade Area


Land Status

Land ownership: Private
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.


Holdings

Not available


Workings

Not available


Ownership

Owner Name: Baumhoff - Marshal, Inc., And Idaho - Canadian Dredging. Co. ( 1953 )


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Deposit Type: Placer
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: Northern Rocky Mountains
Physiographic Detail: Long Valley


Mineral Deposit Model

Not available


Orebody

Not available


Structure

Not available


Alterations

Not available


Rocks

Name: Gravel
Role: Host
Age Type: Host Rock Unit
Age Young: Holocene

Name: Gravel
Role: Host
Age Type: Host Rock
Age Young: Holocene


Analytical Data

Not available


Materials

Ore: Monazite


Comments

Not available


References

Reference (Deposit): SCHMIDT, D., AND MACKIN, J. H., 1970 , QUATERNARY GEOLOGY OF LONG AND BEAR VALLEYS, WEST-CENTRAL IDAHO: USGS BULL. 1311 - A, 22 P.

Reference (Deposit): U.S. GEOLOGICAL SURVEY, TRACE ELEMENT MEMORANDUM 473, 22 P.


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: Where to Find Gold in Idaho.