Terracotta
Glazed porcelain
KoreanTerracotta
5th century BCEGreekBlackened gray earthenware
3rd millennium BCEChineseBlackened gray earthenware
3rd millennium BCEChineseRu ware: light gray stoneware body with pale bluish celadon glaze, the glaze with white to buff cloudiness due either to under firing or to burial (in the waste heap at the kiln site). From the Ru kilns, Henan province
12th centuryChineseTerracotta
RomanLight gray stoneware with celadon glaze
KoreanCeramic
KoreanBlackened gray earthenware
3rd millennium BCEChinese