noun
- A black mineral that is an ore of niobium and tantalum.
- synonyms: columbite
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). niobite. Retrieved September 24, 2026, from http://smartdefine.org/niobite/definitions/1247818 |
| Chicago | WordNet. 2010. "niobite" http://smartdefine.org/niobite/definitions/1247818 (accessed September 24, 2026). |
| Harvard | WordNet 2010, niobite, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/niobite/definitions/1247818>. |
| MLA | WordNet. "niobite" 23 October 2010. Web. 24 September 2026. <http://smartdefine.org/niobite/definitions/1247818> |