The General Harris Prospect is a manganese mine located in Jefferson 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
General Harris Prospect MRDS details
Site Name
Primary: General Harris Prospect
Commodity
Primary: Manganese
Location
State: Montana
County: Jefferson
District: Colorado (Corbin-Wickes) District
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Type: R
Description: Boulder Batholith
Alterations
Not available
Rocks
Name: Andesite
Role: Associated
Age Type: Host Rock
Age Young: Late Cretaceous
Name: Andesite
Role: Associated
Age Type: Associated Rock
Age Young: Late Cretaceous
Analytical Data
Analytical Data: PROBABLY ASSAY AT 15-20% OF BOTH MANGANESE AND IRON
Materials
Gangue: Quartz
Comments
Comment (Location): 1 MI E OF BLACKBIRD GROUP.
Comment (Workings): SHALLOW TRENCHES
Comment (Deposit): FRACTURED MINERALIZED ZONE 75 FT. WIDE.
References
Reference (Deposit): USGS PP 428, P. 53, 77, PL. 1
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.
