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sagenite

American  
[saj-uh-nahyt] / ˈsædʒ əˌnaɪt /

noun

  1. a variety of rutile occurring as needlelike crystals embedded in quartz.


Etymology

Origin of sagenite

1795–1805; < French sagénite < Greek sagḗn ( ē ) net ( cf. seine) + French -ite -ite 1