Ancient bone arrow points reveal organized craft production in prehistoric Argentina

For decades, research and understanding of the diversity of bone raw materials used by the Late Pre-Hispanic Period (~1,220 to 330 cal BP) inhabitants of the Sierras de Córdoba was scarce. However, Dr. Matías Medina and his colleagues Sebastián Pastor and Gisela Sario have published a technological analysis of the manufacturing technique used to create one of the most numerous types of bone tools, bone arrowheads.