An adze blade in dark green stone with an asymmetrical outline and a quadrangular cross-section. The butt is undifferentiated, the surface polished. The bevel is convex, the chin curved and oblique. The cutting edge is curved and oblique. The front profile is convex, the back slightly concave. The cutting edge is slightly blunt, the poll broken obliquely and rounded off. There are fractures on the butt side/ front edge.