noun
- A group of minerals of the zeolite family consisting of a hydrous aluminum silicate of sodium and calcium. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). heulandite. Retrieved September 22, 2026, from http://smartdefine.org/heulandite/definitions/1249756 |
| Chicago | WordNet. 2010. "heulandite" http://smartdefine.org/heulandite/definitions/1249756 (accessed September 22, 2026). |
| Harvard | WordNet 2010, heulandite, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/heulandite/definitions/1249756>. |
| MLA | WordNet. "heulandite" 23 October 2010. Web. 22 September 2026. <http://smartdefine.org/heulandite/definitions/1249756> |