The Ottershagen Prospect is a beryllium mine located in Pennington county, South Dakota at an elevation of 4,229 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: 4,229 Feet (1,289 Meters)
Commodity: Beryllium
Lat, Long: 43.87167, -103.37833
Map: View on Google Maps
Ottershagen Prospect MRDS details
Site Name
Primary: Ottershagen Prospect
Commodity
Primary: Beryllium
Location
State: South Dakota
County: Pennington
District: Keystone 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
Not available
Ownership
Owner Name: Bob Ottershagen
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
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: Host Rock
Age Young: Paleoproterozoic
Name: Pegmatite
Role: Associated
Age Type: Associated Rock
Age Young: Neoproterozoic
Name: Pegmatite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Neoproterozoic
Name: Pegmatite
Role: Associated
Age Type: Host Rock Unit
Age Young: Paleoproterozoic
Analytical Data
Not available
Materials
Ore: Beryl
Comments
Comment (Location): SW 1/4
Comment (Development): BERYL WAS FOUND IN ONLY ONE OF THE SMALL EXPLORATORY CUTS; 1,200 POUNDS OF BERYL WERE REMOVED. YEAR UNKNOWN
Comment (Workings): DEVELOPMENT CONSISTS OF SEVERAL SMALL CUTS
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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