Terracotta
4th century BCEGreekBlack terracotta
EtruscanYellow nephrite with brown markings
18th centuryChineseNickel silver and ebony
20th centuryGermanTerracotta, polished black ware
3rd millennium BCEAnatolianSilver
EuropeanSilver
20th centuryDanishCeramic
18th-19th centuryGermanCeramic
JapaneseOff white (or very light gray) stoneware with ash coating and natural ash glaze
21st centuryJapanese