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Boliden Silver Mine, Garpenberg, Sweden

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

Underground

Atlas Copco Rocket Boomer L2C drilling jumbos

Atlas Copco Simba M7C longhole drills

Mechanised rock scalers
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