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Ingredients

Ingredient Amount
Talc 10.00
Wollastonite 10.00
Ferro Frit 3134 10.00
Ferro Frit 3195 10.00
Custer Feldspar 10.00
Spodumene 10.00
Ball Clay 10.00
Kaolin 10.00
Silica (200 mesh) 10.00
Silica (325 mesh) 10.00
Add Amount
Cobalt Carbonte 0.25

Instructions

The color of this blue glaze changes depending on the amount of opacifier added. See the image for specific amounts and results.

Published in "Opaque Glazes" by John Britt, in the Oct 2014 issue of Ceramics Monthly.