P3Y4R1O1X8E1N1O1I1D2S1
24 points
PYROXENOIDS is validvalid
PYROXENOID,
PYROXENOID, a mineral like pyroxene, a common mineral occurring in monoclinic crystals
PYROXENOID,
PYROXENOID, a mineral like pyroxene, a common mineral occurring in monoclinic crystals