释义 |
chal·co·cite \ˈkalkəˌsīt\ noun (-s) Etymology: irregular from French chalcosine chalcocite + English -ite — more at chalcosine : a black or dark gray mineral Cu2S of metallic luster consisting of native cuprous sulfide occurring in orthorhombic crystals or massive (hardness 2.5-3, specific gravity 5.5-5.8) |