Dark medium- to coarse-grained igneous rock that consists chiefly of pyroxene. Accessory minerals include hornblende, biotite, or olivine. Pyroxenites are not abundant.
What made you want to look up pyroxenite? Please tell us where you read or heard it (including the quote, if possible).
Take Our 10-Question Quiz
The commonly misspelled words quiz
How strong is your vocabulary?
The Vocab Quiz Game for iPhone & iPad
"Incredibly fun and addictive. And informative!" User Review, iTunes