tephrite

[ tef-rahyt ]
/ ˈtɛf raɪt /

noun Petrography.

a basaltic rock consisting essentially of pyroxene and plagioclase with nepheline or leucite.

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Origin of tephrite

1875–80; <Greek tephr(ós) ash-colored + -ite1

OTHER WORDS FROM tephrite

teph·rit·ic [tef-rit-ik], /tɛfˈrɪt ɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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British Dictionary definitions for tephrite

tephrite
/ (ˈtɛfraɪt) /

noun

a variety of basalt containing plagioclase, augite, and a feldspathoid, commonly nepheline, or leucite

Derived forms of tephrite

tephritic (tɪˈfrɪtɪk), adjective

Word Origin for tephrite

C17: from Greek tephros, from tephra ashes; see -ite 1
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