plural -s
: a mineral (Na,Al,Ca,Fe)6Mn4(PO4)5(OH)4 consisting of basic phosphate of sodium, calcium, iron, aluminum, and manganese with a crystal structure related to that of garnet

Word History


Greek griphos enigma + English -ite; from its unusual composition

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Dictionary Entries Near griphite

Cite this Entry

“Griphite.” Dictionary, Merriam-Webster, Accessed 24 Jun. 2024.

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