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CyanidationA method of extracting gold or silver by dissolving it in a weak cyanide solution.
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CyanidationA process of extracting gold and silver as cyanide slimes from their ores by treatment with dilute solutions of potassium cyanide or sodium cyanide. The slimes are subsequently fused and cast into ing [..]
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CyanidationA method of extracting metals from ores by treatment with a cyanide solution.
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CyanidationA method of extracting exposed gold or silver grains from crushed or ground ore by dissolving it in a weak cyanide solution. May be carried out in tanks inside a mill or in heaps of ore out of doors. Cyanide
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CyanidationA method of extracting exposed gold or silver grains from crushed or ground ore by dissolving it in a weak solution of sodium- or calcium-cyanide. Also known as leaching. May be carried out in agitate [..]
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