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Ingredients

Ingredient Amount
Gerstley Borate 6.00
Ferro Frit 3110 77.00
EPK Kaolin 7.00
Silica 10.00
Add Amount
Copper Carbonate 3.00
Cobalt Carbonate 1.00

Instructions

Published in "Emerging Artist Glazes" in the May 2015 issue of Ceramics Monthly.

Joyce St. Clair sourced this recipe from Val Cushing's Handbook - Third Edition. It has a firing temperature of cone 05-03 but she fires it up to cone 6 or 7 to promote fluxing to complement the surfaces of her form.
Mix all ingredients together prior to adding the water.