leucite

1 definition found

leucite - Collaborative International Dictionary of English v.0.48 :

  Leucite \Leu"cite\ (l[=u]"s[imac]t), n. [Gr. leyko`s white: cf.
     F. leucite.]
     [1913 Webster]
     1. (Min.) A mineral having a glassy fracture, occurring in
        translucent trapezohedral crystals. It is a silicate of
        alumina and potash KAlSi2O6. It is found in the volcanic
        rocks of Italy, especially at Vesuvius.
        [1913 Webster]
  
     2. (Bot.) A leucoplast.
        [1913 Webster]