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Figure 5C

Objects in the ice

Archaeological survey of ice patches in the Mount Edziza Provincial Park, Tahltan Territory, British Columbia, Canada, has identified an array of perishable artefacts associated with ancient obsidian mining dating back thousands of years. Exploitation and trade of Mount Edziza obsidian…

Shark-tooth blades

What are they?  Each of these two modified tiger shark teeth was once part of a handled knife. They were found in contexts dated to 7,000-5,000 years ago, associated with the Toalean culture, hunter-gatherers who lived in south-western Sulawesi, Indonesia,…