Ingredients

Ingredient Amount
Barium Carbonate 40.00
Nepheline Syenite 45.00
Spodumene 10.00
Silica 5.00
Add Amount
Copper Oxide 4.00
Silica Sand 60.00

Instructions

Originally published in the May 2018 issue of Ceramics Monthly.
Between 4 and 8 percent of copper oxide can be used in this recipe.