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金精矿由于含铜等重有色金属,难以直接用氰化法提金。目前,黄金矿山大部分都将分离浮选出的铜金精矿送到火法炼铜厂处理。远距离输送价格昂贵的黄金半成品,不仅需要付出大量运费,也给铁路运输增加了压力,并造成黄金大量流失,损失率以2%计,全省年损失黄金四千多两,价值一百六十余万元。炼铜厂一般将铜金精矿与铜精矿混合处理,不仅降低
Gold concentrate due to heavy non-ferrous metals such as copper, it is difficult to direct gold cyanide method. At present, most of the gold mines will separate the flotation of copper and gold concentrate sent to the pyrolysis copper processing. Long-distance transportation of expensive semi-finished gold products not only requires a large amount of freight but also adds pressure to railway transportation, resulting in a substantial loss of gold with a loss rate of 2%. The province lost more than 4,000 tons of gold and 166 pieces of gold worth 166 More than ten million. Copper smelter copper concentrate and copper concentrate generally mixed treatment, not only reduced