Chota Nagpur plateau, plateau in eastern India, in northwestern Chhattisgarh and central Jharkhand states. The plateau is composed of Precambrian rocks (i.e., rocks more than about 540 million years old). The Chota Nagpur Plateau (IPA: [t͡ʃʰoːʈaː naːɡpʊɾ]) is a plateau in eastern India, which covers much of Jharkhand state as well as adjacent parts of Chhattisgarh, Odisha, West Bengal and Bihar. The Chota Nagpur Plateau is a huge region that includes numerous significant mountain ranges, including the Hazaribagh Range, the Ranchi Plateau, and the Singhbhum hills, and is mostly found in the states of Jharkhand, Bihar, and Chhattisgarh. The Chota Nagpur Plateau is a plateau in eastern India, which covers much of Jharkhand state as well as adjacent parts of Bihar, Odisha, West Bengal and Chhattisgarh. The Indo-Gangetic plain lies to the...