Oxidizing Roast Stibnite the Antimony Mineral
The leading antimony mineral is stibnite. In smelting stibnite ore two processes are available, precipitation and roasting reduction. The former is suited, only for high grade ores. As low grade ores aremon than high grade, roasting reduction is of greater importance than precipitation. In the roasting process the aim may be to leave the oxidized antimony in the ore, or it may be to



































