picrite
[ pik-rahyt ]
noun
a granular igneous rock composed chiefly of olivine and augite, but containing small amounts of feldspar.
Origin of picrite
1Words Nearby picrite
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use picrite in a sentence
These range from acid to ultrabasic types and include granite, augite-diorite, picrite and serpentine.
British Dictionary definitions for picrite
picrite
/ (ˈpɪkraɪt) /
noun
a coarse-grained ultrabasic igneous rock consisting of olivine and augite with small amounts of plagioclase feldspar
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
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