Q10U1A1R1T1Z10I1T1E1S1
28 points
QUARTZITES is validvalid
QUARTZITE, a metamorphic rock formed from quartz sandstone [n]
QUARTZITE, a metamorphosed sandstone [n]
QUARTZITE, a metamorphic rock formed from quartz sandstone [n]
QUARTZITE, a metamorphosed sandstone [n]