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https://doi.org/10.1016/j.jclepro.2009.03.012Get rights and content. Abstract. Artisanal small-scale gold miners (ASM) occasionally employ whole ore mercury by cyanidation in the ball mill, reaching gold extraction of 93% in 6 h of leaching.
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A ball mill is a type of grinder used to grind or blend materials for use in mineral dressing The axis of the shell may be either horizontal or at a small angle to the The grinding media are the balls, which may be made of steel (chrome steel), refractory material, fertilizer, glass ceramics, etc., as well as for ore dressing of
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Mercury (Hg) is used by small-scale gold miners in more than 50 developing Hg into a steel grinding mill (filled with either iron balls, rods or cobbles) to grind 40 kg of ore Losses of Hg have been estimated at around 1.5 kg/day for a typical
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