| 释义 | 
		Definition of leucite in English: leucitenoun ˈluːsʌɪtˈluˌsaɪt mass nounA potassium aluminosilicate mineral, crystallizing in the tetrahedral system and typically found as grey or white glassy trapezohedra in volcanic rocks.  Example sentencesExamples -  Early reports of leucite from this locality were shown to be an erroneous identification of analcime.
 -  Additionally, lamproites may contain leucite, richterite, sanidine, and occasionally nepheline, whereas kimberlites do not.
 -  Geologic observations of this region were recorded as early as 1869 by the Hayden Survey, and by 1874 Endlich had reported leucite (later correctly identified as analcime) from Table Mountain.
 -  The three commonest feldspathoids are leucite, nepheline, and sodalite.
 -  Familiar examples include nepheline, leucite, and members of the sodalite and cancrinite groups.
 
 
 Origin   Late 18th century: from Greek leukos 'white' + -ite1.    Definition of leucite in US English: leucitenounˈluˌsaɪtˈlo͞oˌsīt A gray or white potassium aluminosilicate, typically found in alkali volcanic rocks.  Example sentencesExamples -  Familiar examples include nepheline, leucite, and members of the sodalite and cancrinite groups.
 -  Geologic observations of this region were recorded as early as 1869 by the Hayden Survey, and by 1874 Endlich had reported leucite (later correctly identified as analcime) from Table Mountain.
 -  Additionally, lamproites may contain leucite, richterite, sanidine, and occasionally nepheline, whereas kimberlites do not.
 -  Early reports of leucite from this locality were shown to be an erroneous identification of analcime.
 -  The three commonest feldspathoids are leucite, nepheline, and sodalite.
 
 
 Origin   Late 18th century: from Greek leukos ‘white’ + -ite.     |