Chiseled Quartz has it's normal texture on 5 of the 6 sides. The 6th side has the normal quartz block texture. The side that is missing its texture seems to be dependent on the direction it's placed.
MCPE-33339
Missing Texture on Chiseled Quartz
Resolved
Fixed
0
Make sure you dont have any texture packs on. And if you dont could you please take a screenshot?