The Deccan plateau is located in India. The Deccan Traps formed between 60 and 68 million years ago, at the end of the Cretaceous period. Deccan, the entire southern peninsula of India south of the Narmada River, marked centrally by a high triangular tableland. Plateau is very rich in minerals and precious stones. It was formed by lava flows. Over 300 million people live in the greater area of the Deccan Plateau.