The Sulaiman Mountains, also known as Kōh-e Sulaymān ( Balochi/

Urdu Urdu (;"Urdu"
'' Solomon") or Da Kasē Ghrūna ( ps, د كسې غرونه; "Mountains of Kasi"), are a north–south extension of the southern

Hindu Kush The Hindu Kush is an mountain range in Central and South Asia to the west of the Himalayas. It stretches from central and western Afghanistan, Quote: "The Hindu Kush mountains run along the Afghan border with the North-West Frontier Province ...

mountain system in

Pakistan Pakistan ( ur, ), officially the Islamic Republic of Pakistan ( ur, , label=none), is a country in South Asia. It is the world's fifth-most populous country, with a population of almost 243 million people, and has the world's second-lar ...

and

Afghanistan Afghanistan, officially the Islamic Emirate of Afghanistan,; prs, امارت اسلامی افغانستان is a landlocked country located at the crossroads of Central Asia and South Asia. Referred to as the Heart of Asia, it is bordere ...

. They rise to form the eastern edge of the

Iranian plateau The Iranian plateau or Persian plateau is a geological feature in Western Asia, Central Asia, and South Asia. It comprises part of the Eurasian Plate and is wedged between the Arabian Plate and the Indian Plate; situated between the Zagros ...

. They are located in the

Kandahar Kandahar (; Kandahār, , Qandahār) is a city in Afghanistan, located in the south of the country on the Arghandab River, at an elevation of . It is Afghanistan's second largest city after Kabul, with a population of about 614,118. It is the c ...

Zabul Zabul (Pashto/Dari: ) is one of the 34 provinces of Afghanistan, located in the south of the country. It has a population of 249,000. Zabul became an independent province from neighbouring Kandahar in 1963. Historically, it was part of the Zabu ...

Paktika Paktika (Pashto/Dari: ) is one of the 34 provinces of Afghanistan, located in the eastern part of the country. Forming part of the larger Loya Paktia region, Paktika has a population of about 789,000, mostly ethnic Pashtuns. The town of Sharana ...

and

Paktia Paktia (Pashto/Dari: – ''Paktyā'') is one of the 34 provinces of Afghanistan, located in the east of the country. Forming part of the larger Loya Paktia region, Paktia Province is divided into 15 districts and has a population of roughly 6 ...

provinces of Afghanistan, and in Pakistan they extend over the northern part of

Balochistan Balochistan ( ; bal, بلۏچستان; also romanised as Baluchistan and Baluchestan) is a historical region in Western and South Asia, located in the Iranian plateau's far southeast and bordering the Indian Plate and the Arabian Sea coastline. ...

and some southern parts of

Khyber Pakhtunkhwa Khyber Pakhtunkhwa (; ps, خېبر پښتونخوا; Urdu, Hindko: خیبر پختونخوا) commonly abbreviated as KP or KPK, is one of the Administrative units of Pakistan, four provinces of Pakistan. Located in the Geography of Pakistan, ...

. In southwestern

Punjab Punjab (; Punjabi: پنجاب ; ਪੰਜਾਬ ; ; also romanised as ''Panjāb'' or ''Panj-Āb'') is a geopolitical, cultural, and historical region in South Asia, specifically in the northern part of the Indian subcontinent, comprising a ...

, the mountains extend into the two districts of

Dera Ghazi Khan Dera Ghazi Khan (), abbreviated as D.G. Khan, is a city in the southwestern part of Punjab, Pakistan. It is the 19th largest city of Pakistan by population. Lying west of the Indus River, it is the headquarters of Dera Ghazi Khan District and ...

and

Rajanpur Rajanpur ( ur, ), is a city and the headquarters of Rajanpur District in the far southwestern part of Punjab, Pakistan. The district lies entirely west of the Indus River. it is a narrow, to wide strip of land sandwiched between the Indus Riv ...

, which are located west of the Indus River on the boundary with Balochistan. Bordering the mountains to the east are the plains of the Indus River valley, and to the north are the arid highlands of the Central Hindu Kush whose heights extend up to . Together with the

Kirthar Mountains The Kirthar Mountains ( ur, كوه کھیرتھر; sd, کير ٿر جبل) are a mountain range that mark the boundary between the Pakistani provinces of Balochistan and Sindh, and which comprise much of the Kirthar National Park. The mountain ra ...

on the border between Balochistan and Sindh, the Sulaiman Mountains form what is known as the Sulaiman-Kirthar geologic province. The most well-known peak of the Sulaimans is the twin-peaked

Takht-e-Sulaiman Takht-e-Sulaiman ( ps, تخت سليمان; "Throne of Solomon") is a peak of the Sulaiman Mountains, located near the town of Darazinda in the Dera Ismail Khan Subdivision of Khyber Pakhtunkhwa, Pakistan. It is close to Dera Ismail Khan Subdiv ...

or "Throne of Solomon" at , located near

Darazinda Drazanda (also spelled Darazinda or Drazinda) is a main village or small town in Dera Ismail Khan District, Khyber Pakhtunkhwa province, Pakistan. The population is 8,842 according to the 2017 Census of Pakistan The 2017 Census of Pakistan was ...

Dera Ismail Khan Subdivision Dera Ismail Khan Subdivision formerly Frontier Region Dera Ismail Khan is a subdivision in Khyber Pakhtunkhwa province of Pakistan. The region is named after Dera Ismail Khan District which lies to the east and also borders South Waziristan to ...

, close to the border with both

South Waziristan South Waziristan District ( ps, سويلي وزیرستان ولسوالۍ, ur, ) was a district in Dera Ismail Khan Division of Khyber Pakhtunkhwa before splitting in to Lower South Waziristan District and Upper South Waziristan District and ...

and the

Zhob District Zhob District ( ps, ږوب ولسوالۍ, ur, ) is a district in the north west of Balochistan province of Pakistan. The population of Zhob District is estimated to 310,544 in 2017. Zhob River is used for irrigation in the Zhob District. Adm ...

of neighboring Balochistan province. The highest peak, however, is

Zarghun Ghar Zarghun Ghar ( ps, زرغون غر, lit. "Green Mountain"), or Zarghoon Mountains, is a mountain range located in the east of the Quetta District, in Balochistan Province, western Pakistan. It contains the tallest mountain in the Balochistan r ...

at near

Quetta Quetta (; ur, ; ; ps, کوټه‎) is the tenth most populous city in Pakistan with a population of over 1.1 million. It is situated in south-west of the country close to the International border with Afghanistan. It is the capital of ...

, Pakistan. The next highest peak in Balochistan province is Khilafat Hill at , which is located in the

Ziarat District Ziarat ( ur, ) is a district in the north of Balochistan province of Pakistan. Ziarat town (situated at an altitude of about 2,400 meters) is headquarters of the district of the Sub division, and also of the tehsil. Khalifat Hills have the highe ...

of Pakistan and is famous for the

Ziarat Juniper Forest The Ziarat Juniper Forest is a juniper forest in Ziarat, Balochistan, Pakistan. Geography These forests are spread around mountainous area of Ziarat and Mount Zarghoon. The mountains range from 1,181 to 3,488 meters elevation. The forests cover ...

, where ''

Juniperus macropoda Junipers are coniferous trees and shrubs in the genus ''Juniperus'' () of the cypress family Cupressaceae. Depending on the taxonomy, between 50 and 67 species of junipers are widely distributed throughout the Northern Hemisphere, from the Arc ...

'' trees grow.

Geography

The eastern edge of the Sulaiman range runs from the

Gomal Pass Gomal Pass ( ps, ګومل) is a mountain pass on the Durand Line border between Afghanistan and the southeastern portion of South Waziristan in Pakistan's Federally Administered Tribal Areas. It takes its name from the Gomal River and is midw ...

in Pakistan's

province to near the city of

Jacobabad Jacobabad ( ur, and sd, جيڪب آباد; formerly Khanger or Khangarh) is a city in Sindh, Pakistan, serving as both the capital city of Jacobabad District and the administrative center of Jacobabad Taluka, an administrative tehsil, subdi ...

in Sindh province, and further stretches into south-west

. In Afghanistan, the western edge of the range starts just beyond the northern

Loya Paktia Lōya Paktiā ( ps, لويه پکتيا; lit. Greater Paktia) is a historical and cultural region of Afghanistan, comprising the modern Afghan provinces of Khost, Paktia, and Paktika, as well as parts of Logar

province where they meet the

Koh-i-Baba The Baba Mountain range ( ps, بابا غر Bâbâ Ǧar; fa, کوه بابا Kōh-i Bābā; or Kūh-e Bābā; ''Kōh'' or ''Kūh'' meaning ′mountain′, ''Bābā'' meaning ′father′) is the western extension of the Hindu Kush, and the ori ...

range. South from there, they meet the

Spin Ghar Spin or spinning most often refers to: * Spinning (textiles), the creation of yarn or thread by twisting fibers together, traditionally by hand spinning * Spin, the rotation of an object around a central axis * Spin (propaganda), an intentionally ...

range northeast of

Gardez , settlement_type =City , image_skyline =gardez_paktya.jpg , imagesize = , image_caption =The Bala Hesar fortress in the center of Gardez City , image_flag = , flag_size = , image_sea ...

Paktia province Paktia (Pashto/Dari: – ''Paktyā'') is one of the 34 provinces of Afghanistan, located in the east of the country. Forming part of the larger Loya Paktia region, Paktia Province is divided into 15 districts and has a population of roughly ...

, but towards west, the mountain range drops gradually in

southwest into

Helmand Helmand (Pashto/Dari: ; ), also known as Hillmand, in ancient times, as Hermand and Hethumand, is one of the 34 provinces of Afghanistan, in the south of the country. It is the largest province by area, covering area. The province contains 13 ...

and the

Sistan Basin The Sistan Basin is an inland endorheic basin encompassing large parts of southwestern Afghanistan and minor parts of southeastern Iran, one of the driest regions in the world and an area subjected to prolonged droughts. Its watershed is a syst ...

. The Sulaiman Range, and the high plateaus to the west of it, helps form a natural barrier against the humid winds that blow from the

Indian Ocean The Indian Ocean is the third-largest of the world's five oceanic divisions, covering or ~19.8% of the water on Earth's surface. It is bounded by Asia to the north, Africa to the west and Australia to the east. To the south it is bounded by t ...

, creating arid conditions across southern and central Afghanistan to the west and north. In contrast, the relatively flat and low-lying Indus

delta Delta commonly refers to: * Delta (letter) (Δ or δ), a letter of the Greek alphabet * River delta, at a river mouth * D ( NATO phonetic alphabet: "Delta") * Delta Air Lines, US * Delta variant of SARS-CoV-2 that causes COVID-19 Delta may also ...

is situated due east and south of the Sulaimans. Rivers that drain the Sulaimans include the

Gomal River Gomal River ( ur, , ps, ګومل سیند، ګومل دریاب) is a river in Afghanistan and Pakistan. It rises in the northern part of Afghanistan's Paktika Province. It joins the Indus River 20 miles south of Dera Ismail Khan, Khyber Pakh ...

which flows eastward into the Indus River, and the

Dori River The Dori, also called the Lora and Kadanai, is a river of Afghanistan and Pakistan. It runs for from Balochistan in Pakistan through Kandahar Province in Afghanistan, then flows into the Arghandab River. The Dori begins north of the city of Qu ...

and other small tributaries of the

Arghandab River Arghandab is a river in Afghanistan, about in length. It rises in Ghazni Province, west of the city of Ghazni, and flows southwest passing near the city of Kandahar, and then joins the Helmand River below Grishk. In its lower course, it is mu ...

, which flow southwestward into the

Helmand River The Helmand River (also spelled Helmend, or Helmund, Hirmand; Pashto/ Persian: ; Greek: ' (''Etýmandros''); Latin: ') is the longest river in Afghanistan and the primary watershed for the endorheic Sistan Basin. It emerges in the Sanglak ...

Geology

The Sulaimans were formed as a

fold and thrust belt A fold and thrust belt (FTB) is a series of mountainous foothills adjacent to an orogenic belt, which forms due to contractional tectonics. Fold and thrust belts commonly form in the forelands adjacent to major orogens as deformation propagates o ...

as the

Indian Plate The Indian Plate (or India Plate) is a minor tectonic plate straddling the equator in the Eastern Hemisphere. Originally a part of the ancient continent of Gondwana, the Indian Plate broke away from the other fragments of Gondwana , began ...

collided into

Eurasian Plate The Eurasian Plate is a tectonic plate that includes most of the continent of Eurasia (a landmass consisting of the traditional continents of Europe and Asia), with the notable exceptions of the Indian subcontinent, the Arabian subcontinent and ...

beginning about 30 million year ago. The Indian Plate's counter-clockwise rotation as it collided with the Eurasian Plate resulted in the Sulaiman's having some of the most complex tectonic structures in the world, including "stacking" of thrust faults. The complex fault-system is capable of producing

doublet earthquakes Doublet is a word derived from the Latin ''duplus'', "twofold, twice as much",