The Coats Dike is a tin mine located in Pennington county, South Dakota at an elevation of 5,240 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: 5,240 Feet (1,597 Meters)
Commodity: Tin
Lat, Long: 43.92556, -103.59778
Map: View on Google Maps
Coats Dike MRDS details
Site Name
Primary: Coats Dike
Secondary: Cowboy Group
Commodity
Primary: Tin
Tertiary: Tungsten
Location
State: South Dakota
County: Pennington
District: Hill City 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.
Administrative Organization: Black Hills National Forest
Holdings
Not available
Workings
Type: Underground
Ownership
Owner Name: Harney Peak Tin Mining, Milling, And Manufacturing Co.
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year Last Production: 1894
Discovery Year: 1884
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Interior Plains
Physiographic Province: Great Plains Province
Physiographic Section: Black Hills
Mineral Deposit Model
Not available
Orebody
Form: DIKE
Structure
Not available
Alterations
Not available
Rocks
Name: Pegmatite
Role: Associated
Age Type: Associated Rock
Age Young: Neoproterozoic
Analytical Data
Not available
Materials
Ore: Cassiterite
Ore: Wolframite
Gangue: Quartz
Gangue: Graphite
Gangue: Mica
Comments
Comment (Production): IN 1889 A RICH STOPE AT THE 60 FOOT LEVEL WAS MINED.
Comment (Deposit): ORIGINALLY CONSISTED OF THREE PATENTED 10 ACRE CLAIMS, BUT IS NOW INCLUDED IN THE COWBOY GROUP.
Comment (Workings): EXTENSIVE DRIFTING ON THE 60, 125, AND 225 FOOT LEVELS. THE SHAFT PASSES OUT OF THE VEIN AT THE 225 FOOT LEVEL
Comment (Geology): CASSITERITE IS ASSOCIATED WITH MICA
References
Reference (Production): U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707.
Reference (Deposit): U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707
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