knap

It was easy to knap, or to flake off, pieces into utilitarian shapes and didn’t need to be tempered or treated with heat as some tool stones do.

By that time, toolmakers were already skilled at knapping.

Our Paleolithic ancestors learned to knap delicate blades from round stone cobbles, hunt large game and cook their food.

The course was jointly led by Ojibwe elders, who taught him how to knap flint, tan hides and build wigwams.

It was there that he learned flint knapping, the shaping of stone to make tools.