plural -s
: a mineral CaAl2(F,OH)8 consisting of a basic fluoride of calcium and aluminum

Word History


German prosopit, from prosop- (from Greek prosōpeion mask, from prosōpon face) + -it -ite; from its occurrence as a pseudomorph

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Dictionary Entries Near prosopite

Cite this Entry

“Prosopite.” Dictionary, Merriam-Webster, Accessed 7 Jun. 2023.

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