natrolite Meaning, Definition & Usage

  1. noun a group of minerals of the zeolite family consisting of a hydrous silicate of sodium and aluminum

WordNet

Na"tro*lite noun
Etymology
Natron + -lite: cf. F. natrolithe.
Definitions
  1. (Min.) A zeolite occuring in groups of glassy acicular crystals, and in masses which often have a radiated structure. It is a hydrous silicate of alumina and soda.

Webster 1913