The Iwan of the Harun Velayat Mausoleum, Isfahan, Iran
Looking at a Muqarnas ceiling under repair, one can recognize
that it is a cosmetic composition intended only for decoration.
Tiled gypsum panels are hung from the true dome of brick.

An Iwan under repair facing the courtyard of the bazaar in Kerman, Iran
In the brick half dome of the Iwan are embedded many wooden stakes,
from which tiled gypsum panels of muqarnas will be suspended.