The environmental impact of gold mining received considerable attention, given that pollution continues to be a major concern for people living in proximity of gold mining areas. Mercury, for example, is used to separate gold from veined ore rock during the beneficiation process. Mercury is also a major source of environmental pollution. The experts agreed that it would be desirable to promote alternatives to mercury use, especially in artisanal and small-scale gold mining. Various gravity concentration methods were discussed, as substitutes to mercury.
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