Steel with gold overlay
19th centuryPersianMarble
20th centuryItalianGray limestone with traces of polychromy
3rd-7th centuryMexicanCopper alloy
2nd millennium BCESyro-HittiteWood and concrete
21st centuryAmericanBronze
18th centuryThaiTerracotta, mold made
5th century BCEGreekPlaster
19th centuryItalianSancai ("three-color") ware: molded white earthenware with variegated, lead-fluxed clear, emerald-green, and caramel-brown glazes. Probably from kilns at Luoyang or Gongxian, Henan province.
9th centuryChinesePlaster
19th centuryFrenchTerracotta
GreekClay, unfired
Central Asian