Sentences with phrase «wet volcanic ash»

The tracks are thought to have been made when the ancient hominins walked across wet volcanic ash.

Not exact matches

Others asserted the prints were indistinct and did not establish the characteristics of a fully extended stride, a deep heel strike and a nearly as deep (as when impressed on wet sand or moistened volcanic ash) «toe off», the impression left by the ball of the foot and toes when one, while walking, pushes off and shifts weight to the other leg.