na·tro·lite /ˈnetrəˌlaɪt/
  鈉沸石
  Na·tro·lite n.  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.
  ◄ ►
  natrolite
       n : a group of minerals of the zeolite family consisting of a
           hydrous silicate of sodium and aluminum