Origin
Burnt gypsum, widely available across Iran.
Properties
- Sets quickly
- Carvable
- Weakened by damp
Preparation
Mix, apply to the wall and carve before it fully hardens.
Care & preservation
Keep dry; water damage causes loss.
General guidance only. For valuable or fragile pieces, consult a qualified conservator before cleaning or treatment.
Used in these crafts
Stucco carving (Gach-bori)
The carving and moulding of gypsum plaster into architectural ornament, including mihrabs, inscriptions, muqarnas and wall panels.