What is the surface of XXX made of?
Pyxis of Zamora
The Pyxis of Zamora (made in 964 CE /353 aH) is an ivory carving casket (17.7--11 centimetres (7.0--4.3 in)) that dates from the Caliphate of Córdoba, and it's housed in the National Archaeological Museum of Spain, Madrid.
ivory