The Copper State Mine is a copper mine located in Granite county, Montana at an elevation of 5,361 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: 5,361 Feet (1,634 Meters)
Commodity: Copper
Lat, Long: 46.49167, -113.25556
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.
Copper State Mine MRDS details
Site Name
Primary: Copper State Mine
Secondary: Hoffman Property
Commodity
Primary: Copper
Secondary: Gold
Secondary: Silver
Location
State: Montana
County: Granite
District: Maxville 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
Not available
Ownership
Owner Name: Oscar Hoveland
Home Office: Maxville, Mt.
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year Last Production: 1906
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains
Physiographic Detail: John Long Mountains
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Type: R
Description: Philipsburg Anticline, Philipsburg Batholith
Alterations
Alteration Type: L
Alteration Text: Oxidation
Rocks
Name: Limestone
Role: Host
Age Type: Host Rock
Age Young: Late Cambrian
Name: Limestone
Role: Host
Age Type: Host Rock Unit
Age Young: Late Cambrian
Analytical Data
Not available
Materials
Ore: Copper
Ore: Iron
Gangue: Quartz
Comments
Comment (Development): 75-TON ROASTING, LEACHING, AND PRECIPITATION PLANT WAS BUILT IN 1929 TO TREAT THE LOW GRADE ORE
Comment (Location): ON E SLOPE OF SMART CREEK. ; INFO FROM LAND.ST :(1971)
Comment (Production): $2000 OF ORE (1890-1900). PRODUCTION WAS RECORDED IN 1927 AND 1930. IN 1930 SEVERAL CARS OF OXIDIZED ORE CONTAINING ABOUT 12% CU.AND A LITTLE AU AND AG
Comment (Workings): SHORT TUNNELS AND SHAFTS, INACCESSIBLE IN 1907.
References
Reference (Deposit): USGS PP 78, P. 260.
Reference (Deposit): USGS-USBM MINERAL YEARBOOKS 1927, 1930.
Reference (Production): USGS PP 78, P. 260. USGS-USBM MINERAL YEARBOOKS 1927, 1930
Reference (Deposit): MBMG GEOLOGIC MAP OF THE NW FLANK OF THE FLINT CREEK RANGE
Reference (Deposit): MBMG BULL 49, P. 13.
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.
