The Coloma District is a barium-barite and gold mine located in Missoula 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.
Coloma District MRDS details
Site Name
Primary: Coloma District
Secondary: Potomac District
Commodity
Primary: Barium-Barite
Primary: Gold
Secondary: Silver
Secondary: Copper
Secondary: Lead
Tertiary: Antimony
Location
State: Montana
County: Missoula
District: POTOMAC DISTRICT
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Not available
Deposit
Record Type: District
Operation Category: Past Producer
Deposit Type: VEIN, PLACER
Operation Type: Unknown
Discovery Year: 1897
Years of Production:
Organization:
Significant:
Physiography
Not available
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Type: R
Structure: OVERTHRUST
Description: BEARMOUTH OVERTHRUST
Type: L
Description: GARNET STOCK
Alterations
Not available
Rocks
Not available
Analytical Data
Not available
Materials
Not available
Comments
Not available
References
Reference (Deposit): MBMG BULL 8, P. 26-28.
Reference (Deposit): USGS PP 610, P. 164-65.
Reference (Deposit): MBMG MEM26, P. 107-08.
Reference (Deposit): USGS BULL 660, P. 195-99.
Reference (Deposit): MBMG MEM 39, P. 25-27.
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.
