Hydrochloric acid pressure-oxidation of a pyrite concentrate from the Vaal Reefs East Gold Mine

Topkaya Y.

CIM BULLETIN, vol.92, no.1029, pp.70-74, 1999 (SCI-Expanded) identifier identifier

  • Publication Type: Article / Article
  • Volume: 92 Issue: 1029
  • Publication Date: 1999
  • Journal Name: CIM BULLETIN
  • Journal Indexes: Science Citation Index Expanded (SCI-EXPANDED), Scopus
  • Page Numbers: pp.70-74
  • Middle East Technical University Affiliated: No


The extraction of refractory gold from pyrite concentrate by hydrochloric acid pressure oxidation was investigated on laboratory scale. The aim was for direct solubilization of refractory gold by chloride pressure-leaching without cyanidation.