When did the copper age begin and end?

The Copper Age – Eneolithic began 5500 BC, and ended approximately in the middle of 4 thousand BC. During that period of time, a person for the first time was able to learn how to work metal. Then after that came the Bronze Age, when the formation of a civilized way of life took place, and with it the first civilizations. Then a person made his tools of labor from bronze. The Bronze Age itself lasted until the 12th century BC.