pyroxene monzonite

pyroxene monzonite

[pə′räk‚sēn ′män·zə‚nīt]
(geology)
A quartz-poor (less than 20%) member of the charnockite series, containing approximately equal amounts of microperthite and plagioclase.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.