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Inca Child Sacrifice on Llullaillaco Volcano Narrowly Dated by Scientists

Дослідження жертвоприношень інків на вулкані Ллульяйяко: нові історичні відкриття. Photo: НВ — Техно

New Insights into the Capacocha Ritual

An international research team has refined the timeline for the Inca capacocha ceremony on Llullaillaco Volcano, placing it between 1462 and 1507 CE. By applying radiocarbon dating to plant remains, the scientists linked the burial of three mummies—first uncovered in 1999—to the reigns of Emperors Topa Inca and Huayna Capac. This finding suggests the ritual was likely a tool of state policy for the Inca Empire.

Located on the border between Argentina and Chile, the 6,715-meter Llullaillaco Volcano summit yielded three mummies in 1999: a 14-year-old girl, a 6-year-old girl, and a 7-year-old boy. Earlier estimates had placed the burial between 1430 and 1520 CE, but the new study narrows the window to 1462–1507 CE, with the most probable date around 1489 CE. This precision helps contextualize the Inca Empire’s expansion and consolidation during the late 15th century.

Study Findings

The research results were published in the journal Archaeometry. For the analysis, scientists examined various plant remains, including:

  • coca leaves
  • manioc seeds
  • maize grains

Notably, no evidence of volcanic eruption or climate catastrophe was found, indicating stable environmental conditions during that period.

These discoveries offer fresh perspectives on Inca ritual practices and governance. The capacocha ceremony, according to the findings, may have served as a critical instrument of imperial policy under Topa Inca and Huayna Capac.

The study of the capacocha ritual opens new avenues for exploring the socio-political dimensions of the Inca Empire. Its connection to the reigns of key emperors underscores the role of ceremonies in consolidating power and legitimizing rule. This has implications for regional history and cultural studies, as rituals were pivotal in shaping identity and social structures in ancient civilizations.