Shang Dynasty (16th century
¡ª11th century B.C.)Unearthed at Zhenzhou, Henan
Height: 25.6cm
Mouth diameter: 21.4cm
Porcelain had already appeared in the Shang Dynasty, This Zun was Unearthed at a tomb of the Shang Dynasty at Zhengzhou in 1955. It was made from Kaolin clay
£¨clay for porcelain£©and at a temperature of over 1000 degree . It has a thin layer of green glaze on the surface, and is the earliest porcelain discovered in China so far .