Lime use in gold processing – A review - ScienceDirect
Lime dosing via this method is based on the rationale that the ball mill provides sufficient agitation and residence time to achieve slaking (i.e. hydration) of the quicklime into Ca(OH) 2. A similar dosing method is applied to gold heap leaching operations where dry quicklime is dosed directly from a silo, via a screw feeder, onto the ore on ...