The Edison Mine is a lithium mine located in Pennington county, South Dakota at an elevation of 4,521 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: 4,521 Feet (1,378 Meters)
Commodity: Lithium
Lat, Long: 43.88222, -103.40500
Map: View on Google Maps
Edison Mine MRDS details
Site Name
Primary: Edison Mine
Secondary: Bull Con
Secondary: Hector Fraction
Secondary: Sitting Bull
Secondary: Gold Star Claims
Commodity
Primary: Lithium
Secondary: Mica
Secondary: Feldspar
Secondary: Beryllium
Secondary: Tantalum
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: Edison, T. A. (Estate)
Owner Name: Lithium Corp. Of America (By Lease)
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1917
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: IRREGULAR DIKES
Structure
Not available
Alterations
Alteration Type: L
Alteration Text: The Core Spodumene Crystals Range From Fresh To Highly Altered.
Rocks
Name: Pegmatite
Role: Associated
Age Type: Associated Rock
Age Young: Neoproterozoic
Name: Pegmatite
Role: Associated
Age Type: Host Rock
Age Young: Neoproterozoic
Analytical Data
Not available
Materials
Ore: Muscovite
Ore: Spodumene
Ore: Beryl
Ore: Feldspar
Gangue: Holmquistite
Gangue: Albite
Gangue: Quartz
Gangue: Calcite
Gangue: Hornblende
Gangue: Pyrite
Comments
Comment (Workings): SURFACE & UNDERGROUND MINING. 12 DIAMOND DRILL HOLES ON THE EDISON, 1 ON THE BULL CON. 2,114.5 FT OF TEST HOLES
Comment (Deposit): 4 OR MORE COALESING PEGMATITES HAVING 2 ZONES. SPODUMENE CRYSTALS UP TO 8 FT LONG. BULL CON DIKE IS 450 FT NORTH OF THE EDISON
Comment (Location): ADJACENT PARTS OF SECTION 16
References
Reference (Deposit): U.S. BUREAU OF MINES, 1954, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707
Reference (Deposit): ROBERTS, W.L., AND RAPP, GEORGE, 1965, MINERALOGY OF THE BLACK HILLS, SOUTH DAKOTA SCHOOL OF MINES AND TECHNOLOGY BULLETIN 18
Reference (Production): U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707
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