1/5/2023 0 Comments Otzi the iceman killer![]() Ötzi’s bone and tissue have yielded comparable radiocarbon age estimates ( SN: 5/27/17, p. Other chemical components identified in the copper implement also point to a Southern Tuscan origin.Įarlier radiocarbon measurements of a wooden shaft, originally found attached to the copper blade by leather straps and birch tar, date the tool to roughly 5,300 years ago. ![]() But comparing the mix of different forms of lead, or isotopes, in the ax with that in copper ore from present-day deposits across much of Europe indicated that the ancient man’s blade came from Southern Tuscany. Researchers previously suspected the copper came from known ore deposits 100 kilometers or less from the site of the Iceman’s demise. While mostly copper, the blade contains small concentrations of lead, arsenic, silver and more than a dozen other chemical elements. ![]()
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