gahnite

gahnite

[gah-nahyt]
noun
a dark-green to black mineral of the spinel group, zinc aluminate, ZnAl 2 O 4 .
Also called zinc spinel.


Origin:
1800–10; named after J. G. Gahn (1745–1818), Swedish chemist; see -ite1

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gahnite (ˈɡɑːnaɪt)
 
n
a dark green mineral of the spinel group consisting of zinc aluminium oxide. Formula: ZnAl2O4
 
[C19: named after J. G. Gahn (1745--1818), Swedish chemist; see -ite1]

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