Definition of leucite in English:

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Pronunciation: /ˈluːsʌɪt/


[mass noun]
A potassium aluminosilicate mineral, crystallizing in the tetrahedral system and typically found as grey or white glassy trapezohedra in volcanic rocks.
Example sentences
  • The three commonest feldspathoids are leucite, nepheline, and sodalite.
  • Additionally, lamproites may contain leucite, richterite, sanidine, and occasionally nepheline, whereas kimberlites do not.
  • Familiar examples include nepheline, leucite, and members of the sodalite and cancrinite groups.


Late 18th century: from Greek leukos 'white' + -ite1.

For editors and proofreaders

Line breaks: leu|cite

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