2003•Hydrometallurgy of ChinaRequires access

Study on Extraction of Gold from Refractory Gold Concentrate by Pressure Oxidation-Cyanide Leaching

Feng Li

Abstract

The experiments on refractory gold concentrate from Xinjiang Axi by acid pressure oxidationcyanide leaching process were completed.Effects of various factors on pressure oxidation and gold extraction by cyanide leaching have been examined.Extraction of gold was more than 970% at optimum conditions.

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Key concepts: Cyanide, Gold extraction, Gold cyanidation, Leaching (pedology), Extraction (chemistry), Metallurgy, Chemistry, Refractory (planetary science)