The King Mica Mine is a feldspar, beryllium, and mica mine located in Pennington county, South Dakota at an elevation of 4,482 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: 4,482 Feet (1,366 Meters)
Commodity: Feldspar, Beryllium, Mica
Lat, Long: 43.87917, -103.40556
Map: View on Google Maps
King Mica Mine MRDS details
Site Name
                            
                            Primary: King Mica Mine
                        
                    
                            Secondary: White Cap
                        
                    
                            Secondary: Primer
                        
                
Commodity
                                        
                Primary: Feldspar
                
                            
                Primary: Beryllium
                
                            
                Primary: Mica
                
                            
                Tertiary: Lithium
                
                        
Location
                                                State: South Dakota 
                                                County: Pennington 
                                                District: Keystone District 
                    
Land Status
Administrative Organization: Black Hills
Holdings
Not available
Workings
                        Type: Surface
        
Ownership
                Owner Name: Friend G. Robertson
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
Not available
Structure
Not available
Alterations
Not available
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: Beryl 
                           
                    Ore: Muscovite 
                           
                    Ore: Amblygonite 
                           
                    Ore: Lithiophilite 
                           
                    Gangue: Sphalerite 
                           
                    Gangue: Lazulite 
                           
                    Gangue: Tantalite 
                           
                    Gangue: Malachite 
                           
                    Gangue: Plagioclase 
                           
                    Gangue: Albite 
                           
                    Gangue: Quartz 
                           
                    Gangue: Tetrahedrite 
                        
Comments
Comment (Deposit): 4 ZONES
Comment (Workings): THE SECOND OPENCUT IS 70 FT BY 15 FT BY 15 FT.
Comment (Geology): DEPOSIT IS CONFORMABLE WITH THE ENCLOSING MICA SCHIST.
References
                
                                        Reference (Deposit): USBM INFO CIRC 7707, P. 75-76. 
                                                                
            
                
                                        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): USBM INFO CIRC 7707, P. 76. 
                                                                
            
The Top Ten Gold Producing States
 
These ten states contributed the most to the gold production that built the West from 1848 through the 1930s. The Top Ten Gold Producing States.