Blackened gray erathenware
3rd millennium BCEChineseTerracotta
5th century BCEGreekCeramic
EgyptianTerracotta
RomanLight gray stoneware with celadon glaze
KoreanTerracotta
Light gray stoneware with celadon glaze
KoreanInlaid celadon ware: light gray stoneware with celadon glaze over decoration inlaid in black and white slips
13th centuryKoreanCeramic
14th centuryKorean