On the boulder of "La Dent", in the South part of the sector, near the crest. Sitstart on a stone, traverse to the left on a ledge of slopers and exit by a mantle in a vague gully.
From the asphalted road, follow La Route Marie-Thérèse for 300m, and go up the thalweg by a small path. The boulder is on the right, near the top of the slope.
