Ingredient Amount
Nepheline Syenite 25.00
OM 4 Ball Clay 25.00
EPK Kaolin 25.00
Silica 25.00
Add Amount
Red Iron Oxide 4.00


Use between 4–10% red iron oxide. Test various amounts of red iron oxide added to slip before applying to your ware. If a specific viscosity or thickness is desired, add a flocculant such as vinegar or Epsom salts. Add a deflocculant, such as Darvan 811, to increase fluidity.

This recipe was shared by Robin Hopper in the November/December 2019 issue of Pottery Making Illustrated.