Before and after, with one of my classics, a simple mug thrown from approximately 300 grams of stoneware clay that’s then coated in a thick layer of this red feldspathic crackle glaze before being fired in a reduction atmosphere to 1290ºC. The red glaze at this point is coloured simply by one percent red iron oxide, it isn’t a lot, but it’s enough to create this green tone once put through the kiln. Without any added oxide it remains a grey-white, the more that’s the added the deeper the green g