A trial of extracting gold from stream sediment and High Au/Ag ore ...
A trial of extracting gold from stream sediment and High Au/Ag ore ...
A trial of extracting gold from stream sediment and High Au/Ag ore ...
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<strong>Ag</strong>ainst cyanide leaching<br />
Tailing <strong>of</strong> waste <strong>from</strong> Cyanide-leaching<br />
• In case <strong>of</strong> <strong>extracting</strong> <strong>gold</strong> by using<br />
cyanide, cyanide-solution is quite<br />
dangerous for worker to treat.<br />
• Waste <strong>of</strong> cyanide-leaching process,<br />
especially aerosol <strong>from</strong> leaching<br />
pads has potential to damage the<br />
environments.<br />
• It takes too much time to extract<br />
<strong>gold</strong><br />
(several tens hour in usual)
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