Why does copper separate from copper pyrite on heating?
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The principle ore of copper is copper pyrite and copper is extracted from this ore. The different steps in extraction of copper are:
The ore obtained from mines are broken down into small piece by jaw crusher and then pulverized. The ore being sulphide ore is concentrated by froth floatation process. Pulverized ore is kept in water containing pine oil and the mixture is agitated by passing compressed air. Ore forms froth with pine oil and comes to the surface and is skimmed off while impurities are left in water.
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