The Toledo Mine is a gold, lead, silver, copper, and zinc mine located in Madison county, Montana at an elevation of 6,499 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: 6,499 Feet (1,981 Meters)
Commodity: Gold, Lead, Silver, Copper, Zinc
Lat, Long: 45.48583, -112.12417
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.
Toledo Mine MRDS details
Site Name
Primary: Toledo Mine
Commodity
Primary: Gold
Primary: Lead
Primary: Silver
Primary: Copper
Primary: Zinc
Location
State: Montana
County: Madison
District: Sheridan (Mill Creek) District
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
Type: Underground
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
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: Tobacco Root Mountains
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Type: R
Description: South Margin, Tobacco Root Batholith
Type: L
Description: Folds And Fractures Trending N 20 E
Alterations
Not available
Rocks
Name: Granite
Role: Associated
Age Type: Associated Rock
Age Young: Late Cretaceous
Name: Granite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Late Cretaceous
Name: Granite
Role: Associated
Age Type: Host Rock Unit
Age Young: Neoarchean
Name: Granite
Role: Associated
Age Type: Host Rock
Age Young: Neoarchean
Analytical Data
Not available
Materials
Ore: Sphalerite
Gangue: Quartz
Comments
Comment (Workings): ONE SHAFT 400 FEET DEEP, PLUS 300 FEET OF DRILLING. A CROSSCUT AT 400 FOOT LEVEL RUNS WEST 280 FEET TO THE VEIN. A DRIFT THEN RUNS NORTH ABOUT 400 FEET.
Comment (Geology): TOLEDO VEIN MAY BE A NORTHERN CONTINUATION OF THE BUCKEYE VEIN. ; GEOL.DESC: NARROW REPLACEMENT VEIN, LOW GRADE
Comment (Location): 0.5 MILE NORTH OF BRANDON.
Comment (Development): ECON.COM: NARROW VEIN WIDTHS, LOW METAL CONTENT PROHIBITED SUCCESSFUL LARGE SCALE OPERATION.
References
Reference (Deposit): USGS BULL 574, P. 138.
Reference (Deposit): MBMG MEM 9, P. 43.
Reference (Deposit): CONSV. DIV. COMP. DATE, 05-28-1963
Reference (Deposit): 1914 RECON WINCHELL, A.N. U.S.G.S. BULLETIN 57
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.
