黝銅礦 yǒutóngkuàng tetrahedrite Origin Definitions Defs Strokes Stroke Words Sentences Sents 黝 yǒu black (bound form) black; dark; dark green; often used in describing skin or a dim environment铜矿 銅礦 tóngkuàng copper ore The mineral or rock containing copper that is mined for metal extraction.