What are the important ores of copper how is copper extracted from copper pyriet
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Copper ores containing chalcopyritecan be concentrated to produce a concentrate with between 20% and 30% copper-in-concentrate (usually 27–29% copper); the remainder of the concentrate is iron and sulfur in thechalcopyrite, and unwanted impurities such as silicate gangue minerals or other sulfide minerals, typically ...
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After roasting, the ore is mixed with silica and coke and then smelted in a blast furnace. The matte obtained from the blast furnace is charged into a silica lined converter.
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