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Leather Glaze with Cobalt Carbonate

Leather Glaze with Cobalt Carbonate

Firing temperature : Cone 6 | Surface texture : satin | Color : lavender | Atmosphere: Oxidation Reduction

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Instructions

Specific gravity: 1.43. A dolomite matte, this glaze has a smooth, thick surface. On a darker clay body, the glaze becomes darker and shows some speckling. With cobalt carbonate, it produces a lavender-violet color. I substituted Forshammer feldspar for Custer feldspar.

Original recipe shared by Rick Malmgren in the June 1998 issue of Ceramics Monthly.

This recipe was shared by Alisa Clausen in the February 2020 issue of Ceramics Monthly.

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