20th century
Arsenical bronze
3rd millennium BCECycladicBronze inlaid with turquoise
16th-11th century BCEChineseIron
JapaneseSpearhead: steel; Sheath: wood, leather
17th-20th centuryIndianBronze
1st millennium BCEChineseCopper-lead-arsenic alloy
2nd millennium BCEAnatolianMetal
19th centuryJapaneseLead
Cast copper
3rd millennium BCEIndianArsenical copper
3rd millennium BCESyro-HittiteStone
20th centuryChineseStone
20th centuryChinese