gmelinite
gmelinite, hydrated sodium aluminosilicate mineral in the zeolite family [(Na2,Ca)Al2Si4O12Β·6H2O]. Its crystal structure and chemical composition are similar to those of chabazite (q.v.), with which it is commonly found.
This article was most recently revised and updated by Amy Tikkanen.
Citation Information
Article Title:
gmelinite
Website Name:
Encyclopaedia Britannica
Publisher:
Encyclopaedia Britannica, Inc.
Date Published:
24 January 2018
Access Date:
November 13, 2026