Sulfide ores with BaSO4 as the main gangue , two kinds of slags , speiss and As-Cu alloy have been identified.

• 在还原熔炼中添加了砷矿物，冶炼的最终产品是砷铜合金，还原熔炼产生的砷冰铜（黄渣）等副产品中的铜通过返料操作在冰铜熔炼工序得以回收。