PHLOGOPITE

phlogopite

(noun) a brown form of mica consisting of hydrous silicate of potassium and magnesium and aluminum

Source: WordNet® 3.1


Etymology

Noun

phlogopite (countable and uncountable, plural phlogopites)

(mineral) A mica mineral with the chemical formula KMg3AlSi3O10(F,OH)2, a basic potassium magnesium aluminosilicate, used as an insulator.

Synonyms

• bronze mica

Source: Wiktionary


Phlog"o*pite, n. Etym: [Gr. (Min.)

Definition: 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 Edition



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