Ingredients

Ingredient Amount
Soda Ash 3.40
Spodumene 12.60
Kona F-4 Feldspar 14.10
Nepheline Syenite 50.40
Edgar Plastic Kaolin 2.90
Kentucky Ball Clay (OM 4) 16.60

Instructions

Published in "Barbara and Jim Larkin" by Laura B. Waters and Jim Larkin, in the Dec 2001 issue of Ceramics Monthly.
These test tiles were applied to a brown stoneware body that has been bisqued to Cone 06. Tile 1 (far left) wa dipped in a batch with a specific gravity of 1.38, Tile 2 was dipped in a specific gravity of 1.48, and Tile 3 was dipped in a batch with a specific gravity of 1.58.