This flake, detached using a stone striker as hard as the flint, contains marks that are characteristic of this method of detachment.
After Pelegrin, 2000
After Pelegrin, 2000
Vist the site : Étiolles, Palaeolithic encampments
The point where the striker hit the striking platform.
Visible protrusion on the underside of the flake, the starting point of the shock wave that passed through the stone.
Ripples created by the undulations of the shock waves when they passed through the stone.