Projectile or spear point. Elongated triangular shape with tip broken off. Serrated edges. Contracting stem. [Appear this point was possibly still under construction when broken and therefore not completed.]
Lexicon
Nomenclature 4.0
Nomenclature Primary Object Term
Point, Projectile
Nomenclature Sub-Class
Edged Weapons
Nomenclature Class
Armaments
Nomenclature Category
Category 05: Tools & Equipment for Science & Technology