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Webster 1913 Edition

Noun.

[Pref.

tri-

+ Gr. [GREEK] a family, class. So called in allusion to its containing three phosphates.]

(Min.)

A mineral of a grayish-green or bluish color, consisting of the phosphates of iron, manganese, and lithia.

☞ A salmon-colored or clove-brown variety containing but little iron is known as lithiophilite.

triphylite

(mineralogy) An orthorhombic-dipyramidal mineral containing iron, lithium, oxygen, and phosphorus.

triphylite Barthelmy, David (accessed 29 August 2016) Webmineral Mineralogy Database