noun Petrology.

a fine-grained granite composed essentially of feldspar and quartz.

Origin of aplite

1875–80; apl- (variant of haplo-) + -ite1
Related formsap·lit·ic [ap-lit-ik] /æpˈlɪt ɪk/, adjective
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British Dictionary definitions for aplite




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

Word Origin for aplite

C19: from German Aplit, from Greek haploos simple + -ite 1
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