Chalcocite Cu2S - Handbook of MineralogyChalcocite. Cu2S c 2001-2005 . Luster: Metallic. . bornite. (3) Cu2S. Occurrence: An uncommon primary hydrothermal mineral but important as a secondary.ball chalcocite crusher metal,ball chalcocite crusher metal,Ore Crushing - ChemistryElmhurst - Elmhurst CollegeInside the mill, the ore is mixed with water in two rotating SAG mills which use the larger rocks and 8-inch steel balls to reduce the ore to about 10 mm or smaller.ASARCO » MillingThey dump the ore into a gyratory crusher which reduces the ore to eight inches or . To help the process along, eight-inch-diameter steel balls are added to the rocks as . Concentrate is just a fine powder of the mineral chalcopyrite which is a.
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