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cyanide use in gold mining. ... Gold A brief history of gold uses, prospecting, mining and production Republished from a USGS general interest publication by Harold ...

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This process has since been replaced by more efficient and less environmentally damaging techniques such as cyanide leaching ... gold processing ... Gold Mining .

uses of cyanide in gold mining in southafrica. ... Africa and Australia The most significant risk from use of cyanide solutions in gold mining is possible ...

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