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wollastonite

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noun wol·las·ton·ite \ˈwu̇-lə-stə-ˌnīt, ˈwä-\

Definition of wollastonite

  1. :  a triclinic mineral consisting of a native calcium silicate occurring usually in cleavable masses



Origin and Etymology of wollastonite

William H. Wollaston


First Known Use: 1823


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to lessen in amount, effect, or force

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