Sapphire is an 80-mesh opaque vitreous enamel powder offering a well-balanced tone with reliable firing behavior. As an opaque enamel, it provides full coverage and is well suited for cloisonnﾃｩ, champlevﾃｩ and painterly layering over copper, silver or gold. This enamel is cadmium-based. This enamel is lead-free. Supplied as a fine powder, net weight 60 g, packed in a 60 mm round tin.