Prehistory (Stone Ages)
1. Archaeolite: abyssal stone 2.7 - 1.44 million years ago)
2. Paleolithic: Old Stone (1,440,000 - 12,000 BC)
Lower Paleolith (1,440,000 - 100,0000 BC)
Middle Paleolithic (100,000 - 35,000 BC)
Upper Paleolithic (35,000 - 12,000 BC)
3. Mesolithic: Mesolithic (12,000-8,000 BC)
4. Neolithic: Neolithic (8,000-5,000 BC)
5. Chalculite: Copperstone (5,000 - 3,200 BC)
Source: Dr. Khazal Al-Majidi, prehistoric civilizations