🛠️ Invention or technique

Igbo-Ukwu lost-wax bronzes

Bronces de Igbo-Ukwu a la cera perdida

Date
c. 900 · confidence medium
Place
Igbo-Ukwu, Anambra, Nigeria
Credited to
Igbo people (Nri society)
Field
Matter & energy

⚠️ Disputed: the sources disagree.

What it is

Leaded-bronze vessels and ornaments cast by the lost-wax method with extraordinary filigree detail, alongside some 165,000 glass beads. They are the oldest bronzes of West Africa and use local minerals.

Excavated by Thurstan Shaw (1959-1964). The 9th-10th century radiocarbon dates were disputed for decades; Chikwendu's analyses showed alloys with local lead.

What it led to

  • the metal-casting tradition of southern Nigeria
  • evidence of long-distance trade with the Sahel
  • complex societies without a large centralised state
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Sources✓ verified 2026-09-25