(n.) A mineral of a nearly black color and vitreous luster, and consisting principally of the silicates of yttrium, cerium, and iron.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). gadolinite. Retrieved September 24, 2026, from http://smartdefine.org/gadolinite/definitions/2010957 |
| Chicago | Webster's. 2011. "gadolinite" http://smartdefine.org/gadolinite/definitions/2010957 (accessed September 24, 2026). |
| Harvard | Webster's 2011, gadolinite, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/gadolinite/definitions/2010957>. |
| MLA | Webster's. "gadolinite" 27 May 2011. Web. 24 September 2026. <http://smartdefine.org/gadolinite/definitions/2010957> |