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Talvivaara Bioheapleach Nickel Mine, Finland

Producer of

Nickel, cobalt, copper and zinc

Location

About 30km southwest Sotkamo, eastern Finland

Ownership

Talvivaara (80%), Outokumpu (20%)

Geology type

Black schists

Mineral type

Sulphide

Reserves

257Mt, at 0.27% Ni, 0.02% Co, 0.14% Cu and 0.55% Zn

Annual production

33,000t Ni, 1,200t Co, 10,000t Cu and 60,000t Zn

Mining method

Open pit

Processing method

Crushing, bioheapleaching and metals recovery

Employment

About 230 in October 2008; estimated 400 at full production

Open pit

Hitachi EH3500 dump trucks, Hitachi EX 3600 excavator and Komatsu WA1200-3 wheel loader

Processing plant

Outotec reactors and thickeners, Larox filters, and Mahler hydrogen and oxygen plants

Contractor

Project managed in-house
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