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the borax method of gold extraction for smallscale miners

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    Background. More than ten million small-scale miners (SSM) worldwide use mercury to extract gold, releasing large amounts of the toxic element into the environment.

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  • Mercury Pollution from Small-Scale Gold Mining Can Be

    The mercury-free gravity-borax method for gold extraction was introduced in two mining communities using The Borax method of gold extraction for small-scale miners.

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