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triphylite

American  
[trif-uh-lahyt] / ˈtrɪf əˌlaɪt /

noun

  1. a mineral, a rare phosphate of lithium, iron, and manganese, usually occurring in masses of a bluish or greenish color.


triphylite British  
/ ˈtrɪfɪˌlaɪt /

noun

  1. a bluish-grey rare mineral that consists of lithium iron phosphate in orthorhombic crystalline form and occurs in pegmatites. Formula: LiFePO 4

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of triphylite

1830–40; tri- + Greek phȳl ( ) tribe, phyle + -ite 1; replacing triphyline < German Triphylin