natrolite

noun
na·​tro·​lite | \ˈnā-trə-ˌlīt \

Definition of natrolite 

: a hydrous silicate of sodium and aluminum that is related to zeolite

First Known Use of natrolite

1811, in the meaning defined above

History and Etymology for natrolite

German Natrolith, from Natron (from French) + -lith -lite

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The first known use of natrolite was in 1811

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