Stone Bracelet May Have Been Made by Denisovans – Archaeology Magazine Thursday, May 07, 2015 NOVOSIBIRSK, SIBERIA—A stone bracelet unearthed in Denisova Cave in the Altai Mountains of Siberia in 2008 is being called the oldest-known jewelry of its kind. Anatoly Derevyanko, director of the Russian Academy of Sciences’ Institute of Archaeology and Ethnography, and…