phlogopite

noun
phlog·​o·​pite | \ ˈflä-gə-ˌpīt How to pronounce phlogopite (audio) \

Definition of phlogopite

: a usually brown to red form of mica

First Known Use of phlogopite

1850, in the meaning defined above

History and Etymology for phlogopite

German Phlogopit, from Greek phlogōpos fiery-looking, from phlog-, phlox + ōps face — more at eye

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The first known use of phlogopite was in 1850

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