a fine-grained granite composed essentially of feldspar and quartz.
Origin of aplite
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
a light-coloured fine-grained acid igneous rock with a sugary texture, consisting of quartz and feldspars
Word Origin for aplite
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