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drums in which crushed gold ore is ground up by hard metal rods or balls. The mercury also gets beaten ... The Borax Method of Gold Extraction for Small-Scale Miners.
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Jan 03, 2014· Indonesian villagers use mercury to process the ore from small-scale mines, work that carries risks to themselves and the environment.
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Accessories. Air leg. Length：1312MMPushing stroke：810MMCylinder diameter：52mmWeight：11KgsPacked by carton boxSuitable for HHRD0221 Details. Connector AHC003.
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One of the most widespread gold extraction methods used by small-scale gold miners is whole ore amalgama-tion. In brief the method is as follows.
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