PYROXENE /paɪˈɹɒksiːn/ Scrabble 20 Words With Friends 21 Scrabble letter values: P3Y4R1O1X8E1N1E1 = 20 Definition noun any of a group of crystalline silicate mineral common in igneous and metamorphic rocks. See all 89 words you can make from PYROXENE → 8-letter words Words starting with P Words ending with E ← Unscramble different letters