The iron(copper)beds were formed during the Caledonian Period,and the volcanogenic massive sulfide and pyrite beds were formed following the enhancing of acidic volcanism.

• 加里东期火山作用早期形成铁(铜)矿层,中晚期随着酸性火山岩的增多和火山爆发作用的加强,形成火山成因块状硫化物矿床和黄铁矿化层。