Cone 06 oxidation (first photo): Jet Black will fire matte without addition of a clear glaze. To intensify color or for use on dinnerware, apply clear or matte clear glaze.

Cone 6 oxidation (second photo – left): No color change. Finish develops a soft sheen. Recommended clear glaze is SW-001 Stoneware Clear.

Cone 10 reduction (third image – right): No color change. Finish develops a soft sheen. Recommended clear glaze is SW-001 Stoneware Clear.