irregular: 1.6 cm (5/8 in.)
Terracotta
GreekCeramic
KoreanPorcelain with clear glaze
KoreanPigment on plaster
1st century CERomanBlackened gray earthenware
3rd millennium BCEChineseCeramic
EgyptianCeramic
KoreanPigment on plaster
1st-2nd century CERomanCeramic
JapaneseTerracotta
Roman