For years I've been fascinated by your work and how it's accomplished. What exactly is cloisonne enamel? Enamel is the process of baking powdered glass onto base metal like copper, silver or gold.

A 2-inch wide reliquary casket of champlevé enamel on copper in the British Museum was made about 1180-1190 and depicts scenes from the martyrdom of Saint Valerie set against a background decorated ...