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Webster 1913 Edition
Phlogopite
Phlog′o-pite
,Noun.
[Gr.
φλογωπόσ
firelike.] (Min.)
A kind of mica having generally a peculiar bronze-red or copperlike color and a pearly luster. It is a silicate of aluminia, with magnesia, potash, and some fluorine. It is characteristic of crystalline limestone or dolomite and serpentine. See
Mica
.