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Method of Gold Extraction using Borax -Small Scale , The Gravity-Borax Method GBM is still unknown to most Artisanal and small-scale gold miners (ASGMs) worldwide as most still use mercury to extract gold “Whole-ore amalgamation” is a technique that requires the use of 10–25 g of mercury to produce 1 g of gold
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Gold Processing: Mercury Usage in Gold Mining , Mercury use by the artisanal and small-scale mining sector is a growing environmental concern in developing nations Mercury Use in Gold Processing Humans have mined mercury since the Roman times and it is still used in products such as fluorescent lights, energy saving lamps, and electronic devic[1, p12] Mercury is also a by-product from the mining ,
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Artisanal and Small-Scale Gold Mining Without Mercury , In many countries, elemental mercury is used in artisanal and small-scale gold miningMercury is mixed with gold-containing materials, forming a mercury-gold amalgam which is then heated, vaporizing the mercury to obtain the gold
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