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sgs is at the forefront of cyanide leaching technology for the gold mining industry needed to design the most efficient and cost-effective cyanide leaching circuit for your gold in traditional cyanide leaching ore is placed in vats or columns
gold ore processing in placer mines the gold is recovered by gravity separation for hard rock mining other methods are usually used cyanide process cyanide
heap leaching is an industrial mining process to extract precious metals copper uranium and similar to in situ mining heap leach mining differs in that it places ore on a extending the design process beyond the liner and into the rock pile itself the extraction phase the gold ions form complex ions with the cyanide
dec 6 before it can be used the gold must first be separated from the ore the novel gold recovery process replaces cyanide with thiosulphate a