Stone NameFancy AgateSize2 InchesWeight10 GramAVAILABLES STONESAll Agate Stones ArrowheadsDescription and Definition of Arrowheads: Arrowheads or Arrowpoints are the pointed head or striking tip of an arrow. An arrowhead point or tip made of stone, bone or horn which in general is less than 1 inches (25 mm) in length  and weighs under 15 ..