process on separating gold in stone

Extracting Gold | HowStuffWorksRemoving the gold-bearing rock from the ground is just the first step. To isolate pure gold, mining companies use a complex extraction process. The first step in.process on separating gold in stone,Gold extraction - WikipediaGold extraction refers to the processes required to extract gold from its ores. This may require a combination of comminution, mineral processing,.Rough Science . New Zealand . Treasure Hunt . Extracting Gold .Extracting Gold from Rock . (We wore out several pairs of gloves in the process.) Mercury We used mercury to actually extract the gold from the powdered rock.

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process on separating gold in stone