: an unstable product of the decomposition of talc by heating that has the composition of enstatite and is convertible thereto especially by grinding or by heating to a high temperature

Word History


German protoenstatit, from prot- + enstatit enstatite

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Dictionary Entries Near protoenstatite

Cite this Entry

“Protoenstatite.” Dictionary, Merriam-Webster, Accessed 21 Apr. 2024.

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