Hunting and feasting in the pre-Columbian Andes: Exploring the nature and scale of early ceremonial aggregations in Tulan Ravine (5300 to 2400 yr cal. BP) through the circulation of obsidian artefacts

Journal of Anthropological Archaeology(2021)

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摘要
•Ceremonial centres of Tulan Ravine housed large social aggregations from early periods.•Compositional studies reveal the circulation of local obsidian and extra-local sources.•Projectile points made of obsidian were used in collective hunts and feasts.
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关键词
Obsidian circulation,Early ceremonialism,South-Central Andes,Compositional analysis,Lithic technology
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