Mount Isa Lead, Zinc and Silver Mine Mining Technology . Mining .
Mineral types . By the 1960s, Mount Isa was the hub of a lead, zinc, silver and copper supply network, including . The present lead mine concentrator was built in 1966 with rod and ball milling, lead silver flotation, zinc . Papua New Guinea, Paraguay, Peru, Philippines, Pitcairn, Poland, Portugal, Puerto Rico, Qatar.Live Chat