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单词 bornite
释义

bornite

/ˈbɔːnʌɪt /
noun [mass noun]
A brittle reddish-brown crystalline mineral with an iridescent purple tarnish, consisting of a sulphide of copper and iron.When it rises through fractures in the surrounding solid rocks, these metals are precipitated, normally as the minerals chalcopyrite, bornite, and molybdenite....
  • Iron and copper sulfides of this region are predominately pyrite, pyrrhotite, chalcopyrite, arsenopyrite, bornite, and marcasite.
  • We have not seen any good crystals of bornite from Gilman.

Origin

Early 19th century: from the name of Ignatius von Born (1742–91), Austrian mineralogist, + -ite1.

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更新时间:2025/3/22 18:13:22