The Purvanchal Range, or the Eastern Highlands, refers to the northern portion of the Indo-Burman Ranges. It extends through the

northeast India Northeast India, officially the North Eastern Region (NER), is the easternmost region of India representing both a geographic and political Administrative divisions of India, administrative division of the country. It comprises eight States and ...

n states of

Arunachal Pradesh Arunachal Pradesh (; ) is a States and union territories of India, state in northeast India. It was formed from the North-East Frontier Agency (NEFA) region, and India declared it as a state on 20 February 1987. Itanagar is its capital and la ...

Nagaland Nagaland () is a States and union territories of India, state in the northeast India, north-eastern region of India. It is bordered by the Indian states of Arunachal Pradesh to the north, Assam to the west, Manipur to the south, and the Naga Sel ...

Manipur Manipur () is a state in northeastern India with Imphal as its capital. It borders the Indian states of Assam to the west, Mizoram to the south, and Nagaland to the north and shares the international border with Myanmar, specifically t ...

Tripura Tripura () is a States and union territories of India, state in northeastern India. The List of states and union territories of India by area, third-smallest state in the country, it covers ; and the seventh-least populous state with a populat ...

and

Mizoram Mizoram is a states and union territories of India, state in northeastern India, with Aizawl as its Capital city, capital and largest city. It shares 722-kilometres (449 miles) of international borders with Bangladesh to the west, and Myanmar t ...

Geography

The Purvanchal Range or Eastern Mountains covers an area of about 94,800 km² with a population of over four million incorporates Nagaland, Manipur, Tripura and Mizoram Hills,

Cachar district Cachar district is an administrative districts of Assam, district in the state of Assam in India. After independence, the pre-existing undivided Cachar district was split into four districts: Dima Hasao district, Dima Hasao (formerly North Cachar ...

and a fifth of

Haflong Haflong is a town and headquarters of Dima Hasao district (formerly North Cachar Hills) in the state of Assam in India. It is the only hill station in Assam. Etymology Haflong is a Dimasa word meaning '' ant hill''. Geography Haflong has a ...

tahsil in

Assam Assam (, , ) is a state in Northeast India, northeastern India, south of the eastern Himalayas along the Brahmaputra Valley, Brahmaputra and Barak River valleys. Assam covers an area of . It is the second largest state in Northeast India, nor ...

state, and

Tirap district Tirap district (Pron:/tɪˈɹæp/) is a district located in the southeastern part of the state of Arunachal Pradesh in India. It shares a state border with Assam, an international border with Myanmar and a district border with Changlang and ...

as well as part of

Lohit district Lohit () is an administrative district in the state of Arunachal Pradesh in India. The district headquarters is located at Tezu. As of 2011 it is the third most populous district of Arunachal Pradesh, after Papum Pare and Changlang. Etymol ...

. The range is the northern portion of the Indo-Burman Range, 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 Myanmar, officially the Republic of the Union of Myanmar; and also referred to as Burma (the official English name until 1989), is a country in northwest Southeast Asia. It is the largest country by area in Mainland Southeast Asia and has ...

. The Purvanchal includes the hill of the

Patkai The Pat-kai (Pron:pʌtˌkaɪ) or Patkai Bum ( Burmese: ''Patkaing Taungdan'') are a series of mountains on the Indo-Myanmar border falling in the northeastern Indian states of Arunachal Pradesh, Nagaland and Upper Burma region of Myanmar. I ...

hills,

Naga Hills The Naga Hills, reaching a height of around , lie prominently on the border of India and Myanmar. They are part of a complex mountain system, and the parts of the mountain ranges inside the States and territories of India, Indian states of Naga ...

, Mizo Hills and Manipur hills.

Geology

The Purvanchal Mountains are composed largely of strong

sandstone Sandstone is a Clastic rock#Sedimentary clastic rocks, clastic sedimentary rock composed mainly of grain size, sand-sized (0.0625 to 2 mm) silicate mineral, silicate grains, Cementation (geology), cemented together by another mineral. Sand ...

geological formations

Geography

Geology

See also

References

See also