Cone 6: Copper Ore is a highly mobile, reddish brown metallic glaze. A dark bronze field breaks with areas of darker coloring and flashes of brighter red metallic. The movement within this glaze produces striking visual textures.
Cone 10: Finish flattens. Color turns to red/brown. Increased movement.
*The first image is cone 6 and the second image is cone 10.
Tableware producers must test all finished ware to establish dinnerware status, due to possible variations in firing temperature and contamination.