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fermorite

noun
fer·​mor·​ite | \ˈfərməˌrīt\
plural -s

Definition of fermorite 

: 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

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History and Etymology for fermorite

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

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