Arrowhead or Arrowpoint
A weapon point or tip made of stone, bone, metal or other material which in general is less than 2 1/2 inches in length (63 mm) and attributed no earlier than the Woodland phase of North American Aborigine prehistory. Larger points are regarded as spear points or knife blades and are associated with spear and dart atlatl or hand thrown delivery systems or hafted cutting.
Source: LITHICS-Net, Glossary of Lithics Terminology
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