"Product Description Mayco's crystal glazes, Crystalites™ and Jungle Gems™, are non-toxic gloss glazes that contain glass frit crystals and specks that melt during the firing process. As these crystals ""bloom"" and spread they produce dramatic, colorful effects. Our crystal glazes feature a fluid base glaze which allows for greater crystal flow and movement. Product Features and Attributes Some qualities of Mayco's Crystal glazes include: Firing Temperature - can be fired from cone 06; cone 6 and cone 10 firings can yield interesting results. Free Flowing Formula - allows crystals to blossom or develop into colorful flowing arrays during the firing Body - can be applied to earthenware, stoneware or porcelain Non-Toxic "
