Ingredients

Ingredient Amount
Gerstely Borate 15.97
Whiting 7.57
Zinc Oxide 15.15
potash feldspar 45.29
epk kaolin 2.62
silica 13.40
Add Amount
cobalt carbonate 0.50
Copper Carbonate 3.00
Titanium Dioxide 3.00
Rutile 2.00

Instructions

This recipe was shared by Michael Lemke in the May/June 2022 issue of Pottery Making Illustrated