(n.) The common black or dark green or brown, variety of amphibole. (See Amphibole.) It belongs to the aluminous division of the species, and is also characterized by its containing considerable iron. Also used as a general term to include the whole species.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). hornblende. Retrieved September 23, 2026, from http://smartdefine.org/hornblende/definitions/2017342 |
| Chicago | Webster's. 2011. "hornblende" http://smartdefine.org/hornblende/definitions/2017342 (accessed September 23, 2026). |
| Harvard | Webster's 2011, hornblende, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/hornblende/definitions/2017342>. |
| MLA | Webster's. "hornblende" 27 May 2011. Web. 23 September 2026. <http://smartdefine.org/hornblende/definitions/2017342> |