gahnite

American

[gah-nahyt] / ˈgɑ naɪt /

noun

a dark-green to black mineral of the spinel group, zinc aluminate, ZnAl 2 O 4 .

gahnite British

/ ˈɡɑːnaɪt /

noun

a dark green mineral of the spinel group consisting of zinc aluminium oxide. Formula: ZnAl 2 O 4

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of gahnite

1800–10; named after J. G. Gahn (1745–1818), Swedish chemist; see -ite ¹

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023