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Mount Isa Lead, Zinc and Silver Mine

Location

Mount Isa, Queensland, Australia

Ownership

Xstrata plc (100%)

Geology

Lower Proterozoic shales host stratiform orebodies

Mineral types

Galena, sphalerite

Reserves

24Mt proven (2005)

Annual production

4.8Mt of ore (Mt Isa and George Fisher combined)

Mining method

Bench stoping, sub-level open stoping

Recovery method

Milling and flotation with regrinding yields three concentrates, lead-silver concentrate smelted on site

Employment

2,450+ employed at the Mount Isa lead-zinc and copper operations (including those working at George Fisher)

Key equipment

Tele-remote controlled LHDs, IsaMills, blast furnace
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