leucitic

leucite

[loo-sahyt]
noun
a whitish or grayish mineral, potassium aluminum silicate, KAlSi 2 O 6 , found in alkali volcanic rocks.

Origin:
1790–1800; < German Leukit. See leuco-, -ite1

leucitic [loo-sit-ik] , adjective
pseudoleucite, noun
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World English Dictionary
leucite (ˈluːsaɪt)
 
n
a grey or white mineral consisting of potassium aluminium silicate: a source of potash for fertilizers and of aluminium. Formula: KAlSi2O6
 
leucitic
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
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