Itronics Expands its Rock Kleen Silver, Gold and Base Metal Recovery Technology

Rock Kleen is a revolutionary, disruptive technology that recovers residual precious metals, including silver and gold, base and ferrous metals, nutrient materials, and industrial minerals from'sub-ore grade'mine tailings.Rock Kleen also neutralizes 100 percent of any residual cyanide, used in original mining, rendering tailings cleaner than they were before processing.