輝銅鉱 | [きどうこう, kidoukou] (n) vitreous copper; copper glance; chalcocite [Add to Longdo] |
chalcocite | (n) a heavy grey mineral that is an ore of copper, Syn. copper glance |
輝銅鉱 | [きどうこう, kidoukou] (n) vitreous copper; copper glance; chalcocite [Add to Longdo] |