Ingredients

Ingredient Amount
Custer Feldspar 49.03
Whiting 12.50
Gerstley Borate 5.77
Soda Ash (dissolve in hot water) 3.85
Strontium Carbonate 3.85
Lithium Carbonate 0.96
Titanium Dioxide 3.85
Silica 20.19
Add Amount
Copper Carbonate 4.81

Instructions

Published in "Firing Up and Down" by Deanna Ranlett, in the Jan/Feb 2014 issue of Pottery Making Illustrated.