Phlogopite
Pronunciation : Phlog"o*pite
Part of Speech : n.
Etymology : [Gr. (Min.)
Definition : Defn: 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.
Source : Webster's Unabridged Dictionary, 1913