The Olaf Seim Mine is a sulfur-pyrite mine located in Lawrence county, South Dakota at an elevation of 4,678 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: 4,678 Feet (1,426 Meters)
Commodity: Sulfur-Pyrite
Lat, Long: 44.36861, -103.74306
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.
Olaf Seim Mine MRDS details
Site Name
Primary: Olaf Seim Mine
Secondary: Gotland
Commodity
Primary: Sulfur-Pyrite
Secondary: Gold
Tertiary: Copper
Location
State: South Dakota
County: Lawrence
Land Status
Not available
Holdings
Not available
Workings
Type: Underground
Ownership
Owner Name: Heirs Of Olaf Seims And James Nelson
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Deposit Type: Replacement
Operation Type: Unknown
Year First Production: 1890
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
Not available
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Not available
Materials
Ore: Chalcopyrite
Ore: Pyrite
Ore: Gold
Gangue: Melanterite
Comments
Comment (Location): DUE NORTH OF MONTEZUMA AND WHIZZERS MINE
Comment (Workings): IRREGULARLY STOPED OUT DRIFT
Comment (Development): ON THE GOTLAND AND GOTLAND FRACTION CLAIMS
Comment (Deposit): LOCALLY CALLED THE IRON DIKE
Comment (Geology): ORE IS PYRITE WITH A VERY SMALL QUANTITY OF CHALCOPYRITE. IRON DIKE TRACED FROM WEST OF DEADWOOD TO NEAR KIRK, AN OUTCROP DISTANCE OF 3 - 4 MILES.
References
Reference (Deposit): US BUREAU OF MINES, 1954 , BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688
Reference (Production): US BUREAU OF MINES, 1954 , BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I BUREAU OF MINES INFORMATION CIRCULAR 7688
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