A Quebec chemical firm has developed a cyanide-free, and generally non-toxic method to extract gold from mineral ores—an option that could potentially relieve companies from a significant portion of current environmental compliance. The firm, Dundee Sustainable Technologies, also offers a patented chemical process called GlassLock, which addresses one of the industry’s most pressing environmental concerns: […] The post Quebec Firm Pioneers Cyanide-Free Gold Extraction and Arsenic Capture to Clean up Mining Industry appeared first on Good News Network.