| leucite | 1. <chemical> A mineral having a glassy fracture, occurring in translucent trapezohedral crystals. It is a silicate of alumina and potash. It is found in the volcanic rocks of Italy, especially at Vesuvius. 2. <botany> A leucoplast. Origin: Gr. White: cf. F. Leucite. Source: Websters Dictionary (01 Mar 1998) |
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