Metal Age or Chalcolithic (copper-stone) period

When copper and bronze came to be used. The new technology developed of smelting metal ore and crafting metal artifacts
But the use of stone tools was not given up. Some of the microlithic tools continued to be essential items
People began to travel for a long distance to obtain metal ores, that’s why Chalcolithic cultures were found in many parts of India
Chalcolithic cultures had grown in river valleys, Harappan culture is considered part of Chalcolithic culture
Several bronze and copper objects, terracotta figurines and pottery were found at Paiyampalli in TN