Key Data:
Location
Dalecarlia, central Sweden
Geology type
Stratabound sulphide deposits hosted in Precambrian volcanic and carbonate rocks
Mineral type
Sphalerite, galena and other sulphides
Reserve base
10.6Mt proven and probable (2006)
Annual production
1.1Mt/y ore
Mining method
Cut-and-fill, rill and sublevel stoping
Processing method
Autogenous grinding followed by sequential flotation to produce zinc, lead and copper concentrates
Key Equipment:
Underground
Atlas Copco Rocket Boomer L2C drilling jumbos
Atlas Copco Simba M7C longhole drills