The Mantle and South Mantle Mine is a gold, lead, silver, and copper mine located in Jefferson county, Montana.
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:
Commodity: Gold, Lead, Silver, Copper
Lat, Long: 46.29083, -112.24167
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.
Mantle and South Mantle Mine MRDS details
Site Name
Primary: Mantle and South Mantle Mine
Secondary: Rock of Ages Mine
Commodity
Primary: Gold
Primary: Lead
Primary: Silver
Primary: Copper
Location
State: Montana
County: Jefferson
District: Basin (Cataract, Comet) 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.
Holdings
Not available
Workings
Type: Underground
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Producer
Deposit Type: Unknown
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Type: R
Description: Boulder Batholith
Alterations
Not available
Rocks
Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock
Age Young: Late Cretaceous
Name: Quartz Monzonite
Role: Associated
Age Type: Host Rock
Age Young: Late Cretaceous
Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Late Cretaceous
Analytical Data
Not available
Materials
Ore: Gold
Ore: Galena
Gangue: Pyrite
Gangue: Quartz
Comments
Comment (Workings): 2 ADITS 300 AND 400 FT IN LENGTH, 100 FT SHAFT.
Comment (Location): LAT LONG ARE ON MANTLE ADIT. ; INFO FROM LAND.ST :(1950)
Comment (Development): PROPERTY HAD A WATER-POWERED GRAVITY MILL.
References
Reference (Production): MBMG BULL 16, P. 103.
Reference (Deposit): MBMG BULL 16, P. 34, 103.
Reference (Deposit): USGS PP 428, PL. 1.
Principal Gold Districts of Montana
In Montana, 54 mining districts have each have produced more than 10,000 ounces of gold. The largest producers are Butte, Helena, Marysville, and Virginia City, each having produced more than one million ounces. Twenty seven other districts are each credited with between 100,000 and one million ounces of gold production. Read more: Principal Gold Districts of Montana.
