fermorite

noun

fer·​mor·​ite

ˈfərməˌrīt

plural -s

: a mineral (Ca,Sr)₅[(As,P)O₄]₃ that consists of an arsenate, phosphate, and fluoride of calcium and strontium and that is related to apatite and found in white crystalline masses

Word History

Etymology

Lewis L. Fermor †1954 English geologist + English -ite

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