The Bernard Mine is a manganese mine located in Granite 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
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.
Bernard Mine MRDS details
Site Name
Primary: Bernard Mine
Commodity
Primary: Manganese
Location
State: Montana
County: Granite
District: Philipsburg (Granite-Flint Creek) District
Land Status
Not available
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: Flint Creek Range
Mineral Deposit Model
Not available
Orebody
Form: LENTICULAR, POD
Structure
Type: R
Description: Philipsburg Batholith
Type: L
Description: Philipsburg Anticline, Philipsburg Overthrust
Alterations
Not available
Rocks
Name: Limestone
Role: Host
Age Type: Host Rock Unit
Age Young: Late Cambrian
Name: Limestone
Role: Host
Age Type: Host Rock
Age Young: Late Cambrian
Analytical Data
Analytical Data: 30% MN, HIGH IN SILICA
Materials
Ore: Pyrolusite
Gangue: Quartz
Comments
Comment (Deposit): BERNARD VEIN IS A SMALL DISCONTINUOUS VEIN THAT IS 450 FT S OF THE ALGONQUIN VEIN AND DIPS STEEPLY N.
Comment (Workings): INCLINED SHAFT
Comment (Location): TOP OF THE CLIFF-LIKE SLOPE N OF FROST CR.
References
Reference (Deposit): USGS BULL 922-G, P. 202.
Reference (Deposit): USGS BULL 725, P. 164-65.
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.
