Ingredients

Ingredient Amount
Gerstley Borate 11.00
Whiting 12.00
Custer Feldspar 77.00
Add Amount
Copper Carbonate 0.30
Tin Oxide 1.00

Instructions

Published in "LSU Cone 10 Glazes" in the Sep 2015 issue of Ceramics Monthly.

Glossy blood-red glaze. For good results fire in heavy reduction. In the image shown, the glaze appears on a porcelain test tile fired to cone 10 in a reduction atmosphere.
Mix all ingredients prior to adding the water.