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Refractory Ore Gold And Pretreatment 2012

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Refractory Ore Gold And Pretreatment 2012

Because gold in such ores is very fine particle form wrapped with arsenic, the leach reagents are unable to reach it in cyanide leaching process. 2 The gold ores with As must be broken or decomposed in the gold particles scales, so that gold is fully exposed, and then extracted with the appropriate gold leaching agent. The process of crushing or decomposition before gold leaching is called pretreatment of

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