Dutch and English earthenware, coated with a lead glaze opacified with tin oxide. Metal oxides are painted on the glaze before firing to give the characteristic colors, such as blue (cobalt), green (copper), browny-mauve (manganese) and yellow (antimoniate of lead). Also known as maiolica and faience, it first made its appearance in the Middle East.
An opaque metal based [ tin or lead ] glaze creating the illusion of a white clay body. Delft ware is first coated with glaze, then decorated with an oxide. [ usually cobalt ] The fired piece looks white regardless of the color of the clay body. ENLARGE