bournonite / ˈbɔr nəˌnaɪt, ˈboʊr-, ˈbʊər- /

⚽高中词汇伯恩茅斯伯恩石伯尔尼石伯尔尼矿

bournonite 的定义

n. 名词 noun

Mineralogy.

  1. a sulfide of lead, antimony, and copper, PbCuSbS3, occurring in gray to black crystals or granular masses.