Smokey Merlot is a warm, dark purple glaze with a soft float of lilac over the surface. This glaze looks stunning on smooth surfaces, over textured surfaces, and layered with our other Potter's Choice glazes. ___________ The Potter's Choice glaze series was designed with the potter in mind! These stunning glazes add fluid colors and effects to smooth or textured ware, with optimal results at Cone 5/6. To use these glazes is to step into different ceramic glaze traditions of many cultures throughout history. Check out our PC Layering charts to see all the amazing results you can try in your own studio! Reduction Effects in Oxidation Variety of Colours and Surfaces Cone 5 / 6 Limitless Layering Combinations ! This glaze can be fired up as high as Cone 10, although colour variation may apply. See Cone 10 test tile. Safety Warning Tableware producers must test all finished ware to establish dinnerware status, due to possible variations in firing temperature and contamination.