Marks left by the fracturing of flint

3131

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

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The impact point

The point where the striker hit the striking platform.

1284,930
Bulb

Visible protrusion on the underside of the flake, the starting point of the shock wave that passed through the stone.

1100,1750
Waves

Ripples created by the undulations of the shock waves when they passed through the stone.

1447,1276