compact ore massive ore
high sulfur-metallic ore sulphide ore
nanoprorous wollastonite
Needle-shaped wollastonite powder
pin-shaped wollastonite
wollastonite
硅
矽
硅灰
矽灰石
硅灰石
硅灰石矿石
硅酸钙岩矿
天然矽酸面
长径比
可加工性
纤维状硅灰石
非晶质熔岩
1017 upland sliver-lead polynetallic ore deposit