(n.) A bright green variety of amphibole occurring usually in fibrous or columnar masses.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). actinolite. Retrieved September 24, 2026, from http://smartdefine.org/actinolite/definitions/1970673 |
| Chicago | Webster's. 2011. "actinolite" http://smartdefine.org/actinolite/definitions/1970673 (accessed September 24, 2026). |
| Harvard | Webster's 2011, actinolite, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/actinolite/definitions/1970673>. |
| MLA | Webster's. "actinolite" 27 May 2011. Web. 24 September 2026. <http://smartdefine.org/actinolite/definitions/1970673> |