Sea-green nephrite with traces of pigment on the surface
3rd century BCE-3rd century CEChinesePlaster
20th centuryGermanSandstone
14th century BCEEgyptianPlaster
19th centuryItalianPlaster
19th centuryItalianConcrete, steel, and radio antenna
20th centuryGermanPorcelain and trash
21st centuryBrazilianGlass, stainless steel, delrin, gold, collagen and water soluble fluorescent dye
20th centuryAmericanClay, unfired
Central AsianLime stucco with traces of color, from Hadda, Afghanistan
4th-5th century CEAfghanelectric circuits, electric meter and switch, potatoes, ink, paper, paint and wood
20th centuryArgentinianYellow spray paint on sheet aluminum
20th-21st centuryGerman