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By Shane Lasley
Metal Tech News 

Canada invests in cyanide recycling tech

Program aims to make gold mining more sustainable, efficient Metal Tech News Weekly Edition – August 12, 2020

 

Last updated 7/10/2022 at 2:45pm

Underground gold mine Canada cyanide leach recovery circuit

Hecla Mining Company

Hecla Mining's Casa Berardi Mine is among the operations in Quebec that use cyanide as part of the gold recovery process.

In its ongoing support of a clean, sustainable, and competitive mining sector, the Canadian government is investing C$2.1 million into a project to recover and recycle cyanide after the chemical is used to recover gold from mined ore.

Cyanide is a chemical compound used to recover gold by dissolving the metal into a solution that is run through processes that extract the dissolved gold. The l...



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