a steel-gray or blackish mineral with a brilliant metallic luster, essentially copper and antimony sulfide,12 Sb4S13, an end member of a series of solid solutions into which arsenic enters to form tennantite: mined as an ore of copper and silver.
更多tetrahedrite例句
In external form these crystals are cubic with inclined hemihedrism, the symmetry being the same as in blende and tetrahedrite.
Tetrahedrite, blende, diamond, boracite and pharmacosiderite are substances which crystallize in this class.