actinolite

noun ac·tin·o·lite \ ak-ˈti-nə-ˌlīt \
Updated on: 15 Nov 2017

Definition of actinolite

: a bright green or grayish-green mineral of the amphibole group that is a silicate of calcium, magnesium, and iron occurring in fibrous, radiate, or columnar forms

Origin and Etymology of actinolite

actino- + -lite; translation of German Strahlstein, Strahlschörl (earlier New Latin actinotus in the terminology of the naturalist J. F. Gmelin)


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