naumannite

/naw-muh-nahyt, nou-/US // ˈnɔ məˌnaɪt, ˈnaʊ- //

瑙曼石,诺曼石,瑙玛尼特,瑙玛尼特矿

Definitions

n.名词 noun

1
- : a mineral, silver-lead selenide,Se, usually occurring in iron-black cubic crystals.