The Thorite No. 11 Claim is a thorium mine located in Lemhi county, Idaho at an elevation of 7,598 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: 7,598 Feet (2,316 Meters)
Commodity: Thorium
Lat, Long: 44.8617, -113.50780
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.
Thorite No. 11 Claim MRDS details
Site Name
Primary: Thorite No. 11 Claim
Secondary: Thor Nos.1 and 2 and 7
Secondary: ThO2 No. 11
Commodity
Primary: Thorium
Tertiary: REE
Location
State: Idaho
County: Lemhi
District: Mcdevitt District
Land Status
Land ownership: BLM Administrative Area
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: Carroll Wells, Ann Lunden
Production
Not available
Deposit
Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Discovery Method: Ore-Mineral Not 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: Beaverhead Mountains
Mineral Deposit Model
Not available
Orebody
Form: LENTICULAR
Form: LENTICULAR
Form: LENTICULAR
Form: LENTICULAR
Structure
Type: R
Description: Broad Se-Trending Laramide Thrust Zone
Alterations
Alteration Type: L
Alteration: Phlogopite
Alteration Type: L
Alteration: Biotite
Alteration Type: L
Alteration: Sericite
Alteration Type: L
Alteration: Oxidation
Rocks
Name: Quartzite
Role: Host
Age Type: Host Rock Unit
Age Young: Neoproterozoic
Name: Quartzite
Role: Host
Age Type: Host Rock
Age Young: Neoproterozoic
Analytical Data
Not available
Materials
Ore: Thorite
Ore: Monazite
Ore: Xenotime
Gangue: Microcline
Gangue: Quartz
Gangue: Barite
Comments
Comment (Development): Econ.Com: Gulch Slope Is Steep, Timbered, Deeply Mantled By Overburden.
Comment (Workings): Several Large Bulldozer Cuts
Comment (Geology): Swauger Quartzite Beds Strike N 10-20 Deg W And Dip Steeply Ne
Comment (Deposit): Author Anderson Believed Deposit Worth More Exploration (1961)
Comment (Commodity): Best Exposure Of Radioactive Material In Lower And Larger Cut
Comment (Location): Far Up Prominent Gulch Tributary To S Fork Of Yearian Creek
Comment (Geology): Original alteration entry: Local - Oxidation, Sericite, Biotite, Phlogopite
Comment (Geology): Original ore control entry: Breccia-Fracture Zone
References
Reference (Deposit): Anderson, A. L., 1961, Geology And Mineral Resources Of The Lemhi Quadrange, Lemhi County, Idaho: Idaho Bureau Of Mines And Geology Pamphlet 124, 111 P
Reference (Deposit): Staatz, 1979, USGS Pp-1049-A.
Reference (Deposit): V.E. Mitchell, Et. Al; Mines And Prospects Map Series, 1981, Dubois Quad, Location No. 134, 139, 141 And 142.
Idaho Gold
"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.
