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Extracting Gold | HowStuffWorks

Removing 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 this process is breaking down large chunks of rock into smaller pieces. At a mill, large machines known as crushers reduce the ore to ...

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Gold mining - Wikipedia

Gold mining is the resource extraction of gold by mining. ... (used in the recovery of gold from ore), ... They also process gold with mercury, ...

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Gold extraction - Wikipedia

Gold extraction refers to the processes required to extract gold from its ores. ... Albion process; The refractory ore treatment processes may be preceded by ...

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