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Two new, greener methods of processing and recovering gold may help miners become more sustainable, Cole Latimer writes.
Extraction of gold and other precious metals from their ores by treatment with mercury is called amalgamation. Gold dissolves in aqua regia, a mixture of hydro
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New study finds that fracking and other related extraction techniques are releasing substantial amounts of carcinogenic toxins into the nearby atmosphere
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A research team at the University of Saskatchewan has found what may be an inexpensive and environmentally friendly way of recycling gold .
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