Figure 4: Spot the Mesolithic axe: polished and ground stone axes from Northern Ireland. Not to scale.
1 - top left - Group VI from Ballyharry; 2-4 Group IX from Ballyharry after Moore 2003; 5-7 from Newferry and after Woodman 1977. Despite their classic Neolithic shapes, axe 6 has a date of 4965-5535 uncalibrated BC and axe 7 a date of 5680 uncalibrated BC.