The Rock Shelters of Bhimbetka are located about 45 km south east of Bhopal on the road to Hoshangabad. The site spread over 10 km in length and about 3 km in width has more than 700 rock shelters, of which over 400 have paintings. The earliest human activities are known from the numerous stone tools including hand axes, cleavers and also the pebble tools. The latter pertinently was found in primary contexts. The continuity of human evolution from the Lower Paleolithic Period is noticed by the smaller size of stone tools in the following Middle Paleolithic Period besides new tools like scrapers. During the Upper Paleolithic Period newer tool types like: blades, borers and bruins had also emerged. However, it is in the Mesolithic Period that there is a clear change in the materials and tool typology. Earlier, the tools were largely made of quartzite and sandstone, whereas the tools being made in the Mesolithic Period were most often of chalcedony. The stone tools