Ceramic
11th centuryEgyptianCeramic
EgyptianLow-fired gray earthenware
3rd millennium BCEChineseGuan ware: dark gray stoneware with light grayish blue glaze. From the guan kilns near Hangzhou, Zhejiang province.
12th-13th centuryChineseTerracotta
5th-4th century BCEGreekTerracotta, bucchero
EtruscanTerracotta
5th century BCEGreekCeramic
EgyptianCeramic
KoreanEgyptian blue pigment applied to mud plaster
8th-7th century BCEAssyrianTerracotta
Light gray stoneware with inlaid slip and celadon glaze
Korean