silver tetrahedrite[矿物] 银黝铜矿
tetrahedrite group黝铜矿族
tetrahedrite concentrate黝铜矿精矿
mercurial tetrahedrite汞黝铜矿
mercurian tetrahedrite汞黝铜矿
argentiferous tetrahedrite含银黝铜矿
tetrahedrite family黝铜矿族
tetrahedrite-group minerals黝铜矿族矿物
tetrahedrite group minerals黝铜矿族矿物
N(名词) a grey metallic mineral consisting of a sulphide of copper, iron, and antimony, often in the form of tetrahedral crystals: it is a source of copper. Formula: (Cu,Fe)12Sb4S13 黝铜矿