Answer: he Chalcolithic (English: /ˌkælkəˈlɪθɪk/), a name derived from the Greek: χαλκός khalkós, "copper" and from λίθος líthos, "stone" or Copper Age, also known as the Eneolithic or Aeneolithic (from Latin aeneus "of copper") is an archaeological period which researchers usually regard as part of the broader Neolithic Explanation: