Polished basalt axe Polished basalt axe found in North Africa, dating from the Neolithic Period 4300 2000 BC. The tool measures 13.1 cm in length., by PASCAL GOETGHELUCKSCIENCE PHOTO LIBRARY Stock Photo - Afloimages
Polished basalt axe found in North Africa, dating from the Neolithic Period (4300 -2000 BC). The tool measures 13.1 cm in length., by PASCAL GOETGHELUCK/SCIENCE PHOTO LIBRARY