The Chalcolithic (English: / ˌ k æ l k ə ˈ l ɪ θ ɪ k /), 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 that researchers now regard as part of the broader Neolithic.Earlier scholars defined it as a transitional period ...

The Castro of Monte Castelo (Portuguese: Povoado fortificado do Monte Castelo de Guifões/Monte Castelo) is a Calcolithic fortified settlement, situated in the civil parish of Custóias, Leça do Balio e Guifões, in the municipality of Matosinhos in the northern Portuguese district of Porto History. The oldest ...