PC-27 Tourmaline ^6Tourmaline is an intense, opaque blue green glaze that forms a smooth, strong surface. Goes well layered with other potters choice glazes! Due to the powdered nature of the materials involved with the dry mix dipping buckets of this product, their respective health information and labels differ from the brushing glazes. *Note that all dry dipping glazes can be difficult to layer. Dipping glazes behave differently from brushing and they require