The Wonder Lode No. 18 Deposit is a thorium mine located in Lemhi county, Idaho at an elevation of 7,500 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: 7,500 Feet (2,286 Meters)
Commodity: Thorium
Lat, Long: 44.9494, -113.46190
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.
Wonder Lode No. 18 Deposit MRDS details
Site Name
Primary: Wonder Lode No. 18 Deposit
Commodity
Primary: Thorium
Tertiary: REE
Tertiary: Titanium
Location
State: Idaho
County: Lemhi
District: Mc Devitt 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: Lewis Corp.
Production
Not available
Deposit
Record Type: Site
Operation Category: Occurrence
Deposit Type: Vein
Operation Type: Unknown
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: VEINLETS
Structure
Not available
Alterations
Not available
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
Analytical Data: 1 GRAB SAMPLE HAD 0.33% THO2
Analytical Data: 1 CHIP SAMPLE HAD 0.22% THO2
Materials
Ore: Monazite
Ore: Thorite
Ore: Rutile
Gangue: Barite
Gangue: Muscovite
Gangue: Quartz
Gangue: Hematite
Gangue: Magnetite
Gangue: Apatite
Comments
Comment (Location): On The Continental Divide Almost Against The Montana Line
Comment (Development): Econ.Com: Vein Sporadically Mineralized With Some Appreciable Radioactivity
Comment (Deposit): 4 Veins, East Vein (Thorium) Described Above; North Vein (Thorium) Trends N 75 Deg W; West Vein (Thorium) Is 100 Ft Long, 1 Ft Thick, Trends N 44 Deg W, Dips 65 Deg Sw; South Vein (Barren Quartz) Is 310 Ft Long, 10 Ft Thick, Trends N 70 Deg E And Dips 80 Deg Se
Comment (Workings): Trenching
References
Reference (Deposit): Staatz, M. H., 1972, Geology And Description Of The Thorium-Bearing Veins, Lemhi Pass Quadrangle, Idaho And Montana: USGS Bull 1351, 94 P.
Reference (Deposit): Anderson, A. L., 1958 , Uranium, Thorium, Columbium, And Rare Earth Deposits In The Salmon Region, Lemhi County, Idaho: Idaho Bureau Of Mines And Geology Pamphlet 115 , 81 P.
Reference (Deposit): V.E. Mitchell, Et. Al; Mines And Prospects Map Series, 1981, Dubois Quad, Location No. 95
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.
