granophyre

[ gran-uh-fahyuhr ]

/ ˈgræn əˌfaɪər /

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noun

a fine-grained or porphyritic granitic rock with a micrographic intergrowth of the minerals of the groundmass.

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Origin of granophyre

First recorded in 1880–85; grano- + -phyre

OTHER WORDS FROM granophyre

gran·o·phy·ric

[gran-uh-fir-ik], /ˌgræn əˈfɪr ɪk/, adjective

Words nearby granophyre

granny woman, grano-, granodiorite, granola, granolith, granophyre, Gran Paradiso, grant, Granta, granted, grantee

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use granophyre in a sentence

This is the essential distinction between a granite and a quartz-porphyry or a granophyre.
Volcanoes: Past and Present|Edward Hull
Still later, dolerite sills and sheets and dikes of granophyre and quartz felsite followed in the same region.
Encyclopaedia Britannica, 11th Edition, Volume 14, Slice 6|Various

British Dictionary definitions for granophyre

granophyre

/ (ˈɡrænəʊˌfaɪə) /

noun

a fine-grained granitic rock in which irregular crystals of intergrown quartz and feldspar are embedded in a groundmass of these minerals

Derived forms of granophyre

granophyric (ˌɡrænəʊˈfɪrɪk), adjective

Word Origin for granophyre

C19: from gran (ite) + -phyre after porphyry

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

Scientific definitions for granophyre

granophyre

[ grăn′ə-fīr′ ]

A fine-grained igneous rock that has large intergrown crystals of quartz and feldspar in the matrix.