a short note on the purvanchal plateau
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Purvanchal is a geographic region of northern India, which comprises the eastern end of Uttar Pradesh and western end of Bihar, where Hindi-Urdu, and its dialects Awadhi and Bhojpuri are the predominant language. It is bounded by Nepal to the north, Indian state Bihar to the east, Bagelkhand region of Madhya Pradesh state to the south, the Awadh region of Uttar Pradesh to the west and the end of Lower Doab (the Kanpur-Fatehpur-Allahabad region) in Uttar Pradesh To its southwest.
The Purvanchal Mountains, or Eastern Mountains, are a sub-mountain range of the Himalayas in north-east India. It lies south of the Brahmaputra valley.The Purvanchal Mountains cover the states of Assam, Arunachal Pradesh, Manipur, Tripura, Nagaland, Meghalaya and Mizoram.
The range is an eastern extension of the Himalayan Range System, in north eastern India. It bends sharply to the south beyond the Dihang River gorge, and spreads along the eastern boundary of India with Myanmar. The Purvanchal range includes the hill ranges of the Patkai, Barail range, Manipur, Mizoram Mizo, and Naga Hills.
The Purvanchal Mountains are of composed largely of strong sandstone geological formations.