born·ite 
(bôrnīt′)
(bôrnīt′)n.
A brownish-bronze, lustrous copper ore with the composition Cu5FeS4 that tarnishes to purple when exposed to air.
[After Ignaz von Born (1742-1791), Austrian mineralogist.]
| 单词 | bornite |
| 释义 | born·ite (bôrnīt′)n. A brownish-bronze, lustrous copper ore with the composition Cu5FeS4 that tarnishes to purple when exposed to air. [After Ignaz von Born (1742-1791), Austrian mineralogist.] |
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