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aplite

[ap-lahyt]
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noun Petrology.
  1. a fine-grained granite composed essentially of feldspar and quartz.
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Origin of aplite

1875–80; apl- (variant of haplo-) + -ite1
Related formsap·lit·ic [ap-lit-ik] /æpˈlɪt ɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for aplite

aplite

haplite

noun
  1. a light-coloured fine-grained acid igneous rock with a sugary texture, consisting of quartz and feldspars
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Derived Formsaplitic (æpˈlɪtɪk) or haplitic, adjective

Word Origin

C19: from German Aplit, from Greek haploos simple + -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