noun
- Hydrated blue crystalline form of copper sulfate.
- synonyms: blue vitriol, blue copperas, chalcanthite
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). blue stone. Retrieved September 22, 2026, from http://smartdefine.org/blue_stone/definitions/1326623 |
| Chicago | WordNet. 2010. "blue stone" http://smartdefine.org/blue_stone/definitions/1326623 (accessed September 22, 2026). |
| Harvard | WordNet 2010, blue stone, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/blue_stone/definitions/1326623>. |
| MLA | WordNet. "blue stone" 23 October 2010. Web. 22 September 2026. <http://smartdefine.org/blue_stone/definitions/1326623> |