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spodumene

[spoj-oo-meen]
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noun
  1. a mineral, lithium aluminum silicate, LiAlSi2O6, occurring in prismatic crystals, transparent varieties being used as gems.

Origin of spodumene

1795–1805; < French spodumène < German Spodumen < Greek spodoúmenos, present participle of spodoûsthai to be burned to ashes (derivative of spodós wood ash)
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British Dictionary definitions for spodumene

spodumene

noun
  1. a greyish-white, green, or lilac pyroxene mineral consisting of lithium aluminium silicate in monoclinic crystalline form. It is an important ore of lithium and is used in the manufacture of glass and ceramics and as a gemstone. Formula: LiAlSi 2 O 6

Word Origin

C19: from French spodumène, from German Spodumen, from Greek spodoumenos, from spodousthai to be burnt to ashes, from spodos wood ash
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