/ (ˌɡrænəʊˈdaɪəˌraɪt) /
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a coarse-grained acid igneous rock containing almost twice as much plagioclase as orthoclase: intermediate in composition between granite and diorite
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Word Origin for granodiorite
C19: from grano + diorite
Words nearby granodiorite
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
How to use granodiorite in a sentence
From other areas the same materials are present plus sandstone, granite, and granodiorite.The Topanga Culture Final Report on Excavations, 1948|A. E. Treganza
Scientific definitions for granodiorite
[ grăn′ə-dī′ə-rīt′ ]
A coarse-grained igneous rock consisting primarily of quartz, plagioclase, and potassium feldspar, and also containing biotite, hornblende, or pyroxene. It is the coarse-grained equivalent of dacite.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.