Russia: Seligdar to construct gold-extracting factory at Khvoynoye
Seligdar has made a decision to construct a gold-extracting factory at the Khvoynoye deposit in the Republic of Sakha (Yakutia). The factory using the technique of direct cyanidation will increase gold extraction by 20% compared with heap leaching. While heap leaching allows extracting 75% of gold, cyanidation will increase this level to 90%. The technique…