Guan ware: dark gray stoneware body with a misfired or degraded bluish green celadon glaze on the interior and with lightly crackled, grayish green celadon glaze on the exterior. From the Guan kilns near Hangzhou, Zhejiang province
12th-13th centuryChineseBlackened gray earthenware
3rd millennium BCEChinesePigment on Plaster
2nd-3rd century CESyrianTerracotta
5th century BCEGreekPorcelain with clear glaze
KoreanTerracotta
5th century BCEGreekTerracotta
GreekTerracotta