The Moroccan Zellij is a sublimely beautiful form of Islamic art, although its roots can be traced in the universal language of two-dimensional mathematics. This form of Islamic art is not unique to Morocco, but the Moroccan master craftsmen have elevated it to its highest form of expression, and have safeguarded and developed that level of expression throughout many centuries to the present time. Keith Critchlow and Paul Marchant state that “It will always remain a mystery how one is able clearly and unequivocally to describe such a pattern art as Islamic while also being able to define it with equal clarity as Moroccan
