The Blackmail Mine is a silver mine located in Granite county, Montana at an elevation of 5,899 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: 5,899 Feet (1,798 Meters)
Commodity: Silver
Lat, Long: 46.33139, -113.26722
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.
Blackmail Mine MRDS details
Site Name
Primary: Blackmail Mine
Commodity
Primary: Silver
Secondary: Zinc
Secondary: Lead
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
Physiography
General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains
Physiographic Detail: Flint Creek Range
Mineral Deposit Model
Not available
Orebody
Form: TABULAR
Structure
Type: R
Description: Philipsburg Batholith
Type: L
Description: Philipsburg Anticline, Philipsburg Overthrust
Alterations
Alteration Type: L
Alteration Text: Oxidation
Rocks
Name: Quartzite
Role: Host
Age Type: Host Rock
Age Young: Late Cambrian
Analytical Data
Analytical Data: 15-40% ZN
Analytical Data: 20-40 OZ/TON AG
Materials
Ore: Sphalerite
Ore: Galena
Gangue: Quartz
Gangue: Rhodochrosite
Comments
Comment (Workings): WAS WORKED THROUGH SHARKTOWN TUNNEL.
Comment (Location): 300FT N OF THE TROUT VEIN.
Comment (Deposit): SOME BRECCIATION WITH CEMENTATION BY RHODOCHROSITE.
Comment (Production): CONSIDERABLE ORE SAID TO HAVE BEEN MINED.
References
Reference (Production): USGS PP 78
Reference (Deposit): USGS BULL 1237, P. 15-30, PLATES.
Reference (Deposit): USGS PP 78, P. 210.
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.
