natrolite
noun
na·tro·lite ˈnā-trə-ˌlīt 
: a hydrous silicate of sodium and aluminum that is related to zeolite
Word History
Etymology
natr(on) + -o- + -lite, after German Natrolith
Note: German Natrolith was introduced by the chemist Martin Heinrich Klaproth (1743-1817) in "Chemische Untersuchung des Natroliths," Der Gesellschaft Naturforschender Freunde zu Berlin Neue Schriften, 4. Band (1803), pp. 243-48.
First Known Use
1811, in the meaning defined above