wolframite fine微细粒黑钨矿
wolframite fines微细粒黑钨矿
wolframite slime黑钨细泥
flotation wolframite浮选黑钨
Wolframite series黑钨矿族
wolframite deposit黑钨矿床
wolframite mine黑钨矿山
wolframite metallurgy钨冶金
Wolframite ore黑钨矿矿石
N(名词) a black to reddish-brown mineral consisting of tungstates of iron and manganese in monoclinic crystalline form: it occurs mainly in quartz veins and is the chief ore of tungsten. Formula: (Fe,Mn)WO4 钨锰铁矿