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actinolite

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actinolite

One entry found.

Main Entry: ac·tin·o·lite

Pronunciation: \ak-ˈti-nə-ˌlīt\

Function: noun

Date: 1794

: 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

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