noun
- A white or colorless mineral (BaSO4); the main source of barium.
- synonyms: barite, barytes, barium sulphate
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). heavy spar. Retrieved September 20, 2026, from http://smartdefine.org/heavy_spar/definitions/1247789 |
| Chicago | WordNet. 2010. "heavy spar" http://smartdefine.org/heavy_spar/definitions/1247789 (accessed September 20, 2026). |
| Harvard | WordNet 2010, heavy spar, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/heavy_spar/definitions/1247789>. |
| MLA | WordNet. "heavy spar" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/heavy_spar/definitions/1247789> |