Overglazes can usually be fired and cooled rapidly. The exception is pieces with uneven thicknesses, such as a vase with thin walls and a thick base. In general, fire china paints 2 - 2 ½ hours.
Try adding a 20-minute “hold” or “soak” to the ... [More]
What causes purple spots in gold glaze?
Purple spots in gold can be caused by overfiring or by too heavy an application. However, this is very attractive when gold is crackled over a dark color of fired glaze.
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