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gold mining process plantgold mining process ppt

gold mining process plantgold mining process ppt

Aug 20, 2011· 5.Gold Cyanidation<br />a.Poisonous chemical cyanideis added to rocks.b. Thegold bondswith the cyanide. This combination is calledgold cyanide. c.Zincis added to thegold cyanideto remove the cyanided.andthen sulfuric acid is added to the zinc/cyanide mixture, which removes the zinc. What is left is a paste of puregold ore..<br /> 13. 6.

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