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Ingredients

Ingredient Amount
Whiting (Kulu) 25.00
Potash Feldspar 25.00
Kaolin (G1) 25.00
Silica 25.00
Add Amount
Copper Oxide 0.50
Red Iron Oxide 3.00

Instructions

Shared by Martin Swart in "Working Potter Glazes" in the June 2016 issue of Ceramics Monthly, page 68.
Test using whiting, potassium feldspar (like Custer feldspar), and kaolin (like EPK kaolin) available from a local supplier. To make a gray/blue glaze, substitute cobalt oxide at 0.5% for the copper oxide.

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