Specifications - Garpenberg Silver Mine, Sweden

Key Data
Producer of	Zinc and lead
Location	Dalecarlia, central Sweden
Ownership	Boliden (100%)
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
Employment	300
Key Equipment
Underground	Atlas Copco Rocket Boomer L2C drilling jumbos
	Atlas Copco Simba M7C longhole drills
	Mechanised rock scalers
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