The Blackburn is a copper mine located in Alaska.
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
Blackburn MRDS details
Site Name
                            
                            Primary: Blackburn
                        
                
Commodity
                                        
                Primary: Copper
                
                            
                Secondary: Gold
                
                        
Location
                                                State: Alaska 
                                                            District: Chistochina 
                    
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Not available
Deposit
                            Record Type: Site
                Operation Category: Prospect
                Operation Type: Unknown
                Years of Production: 
                Organization: 
                Significant: 
           
        
Physiography
Not available
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
    
                    Name: Greenstone
                    Role: Associated
                    Age Type: Associated Rock
                    Age Young: Late Triassic
Analytical Data
Not available
Materials
                                       
                    Ore: Chalcopyrite 
                        
Comments
Comment (Exploration): Status = Inactive
Comment (Workings): Workings / Exploration = Open cuts and adits. Type of workings: surface and underground.
Comment (Geology): Geologic Description = Copper-stained fault zones, containing chalcopyrite, pyrite, and possibly gold, in Triassic Nikolai Greenstone that is cut by diorite apophyses of the Jurassic Chitina Valley pluton.
Comment (Reference): Primary Reference = Moffit and Mertie, 1923
Comment (Deposit): Model Name = Lode: disseminated, vein, shear zone
References
                
                                        Reference (Deposit): MacKevett, E.M., Jr., Smith, J.G., Jones, D.L., and Winkler, G.R., 1978, Geologic map of the McCarthy C-8 quadrangle, Alaska: U.S. Geological Survey Geologic Quadrangle Map GQ-1418, scale 1:63,360. 
                                                                
            
                
                                        Reference (Deposit): MacKevett, E.M., Jr., 1976, Mineral deposits and occurrences in the McCarthy quadrangle, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF-773-B, scale 1:250,000. 
                                                                
            
                
                                        Reference (Deposit): MacKevett, E.M., Jr., Smith, J.G., Jones, D.L., and Winkler, G.R., 1978, Geologic map of the McCarthy C-8 quadrangle, Alaska: U.S. Geological Survey Geologic Quadrangle Map GQ-1418, 1 sheet, scale 1:63,360. 
                                                                
            
                
                                        Reference (Deposit): Moffit, F.H., and Mertie, J.B., Jr., 1923, The Kotsina-Kuskulana district, Alaska: U.S. Geological Survey Bulletin 745, 149 p. 
                                                                
            
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