The Marrah Mountains or Marra Mountains (

Fur Fur is a thick growth of hair that covers the skin of mammals. It consists of a combination of oily guard hair on top and thick underfur beneath. The guard hair keeps moisture from reaching the skin; the underfur acts as an insulating blanket t ...

, Fugo Marra; ar, جبل مرة, Jebel Marra are a range of volcanic peaks in a

massif In geology, a massif ( or ) is a section of a planet's crust that is demarcated by faults or flexures. In the movement of the crust, a massif tends to retain its internal structure while being displaced as a whole. The term also refers to a ...

that rises up to . They are the highest mountains in Sudan.

Geography

The mountains are located in the center of the Darfur region of Sudan on the border of the states of

South Darfur South Darfur State ( ar, ولاية جنوب دارفور Wilāyat Ǧanūb Dārfūr; Janob Darfor) is one of the wilayat or states of Sudan. It is one of the five states that compose the region of Darfur in western Sudan. Overview Prior to the ...

and

Central Darfur Central Darfur State () is one of the states of Sudan, and one of five comprising the Darfur region. It was created in January 2012 as a result of the ongoing peace process for the wider Darfur region. The state capital is Zalingei. The state w ...

, with a smaller part of the range in the state of

North Darfur North Darfur State ( ar, ولاية شمال دارفور Wilāyat Šamāl Dārfūr; ''Shamal Darfor'') is one of the wilayat or states of Sudan. It is one of the five states composing the Darfur region. It has an area of 296,420 km2 and a ...

. The highest point is Deriba Caldera. The upper reaches of the massif is a small area of temperate climate with high rainfall and permanent springs of water amidst the dry savanna and scrub of the Sahel below. Apart from the

Aïr Mountains The Aïr Mountains or Aïr Massif ( tmh, Ayăr; Hausa: Eastern ''Azbin'', Western ''Abzin'') is a triangular massif, located in northern Niger, within the Sahara. Part of the West Saharan montane xeric woodlands ecoregion, the ...

in Niger which are on the border of the Sahara proper, the Marrah Mountains are the only major mountain range in the otherwise flat Sahel, rising up to above the plain, but are relatively unknown owing to lack of development and political conflict in the region. The last eruption occurred around

1500 BC The 1500s BC was a decade lasting from January 1, 1509 BC to December 31, 1500 BC. Events and trends *1506 BC — Cecrops, legendary King of Athens, dies after a reign of 50 years. Having survived his own son, he is succeeded by Cranaus. *c. 150 ...

. The centre of activity was Deriba Caldera, and involved

caldera A caldera ( ) is a large cauldron-like hollow that forms shortly after the emptying of a magma chamber in a volcano eruption. When large volumes of magma are erupted over a short time, structural support for the rock above the magma chamber is ...

collapse following the eruption of

pumice Pumice (), called pumicite in its powdered or dust form, is a volcanic rock that consists of highly vesicular rough-textured volcanic glass, which may or may not contain crystals. It is typically light-colored. Scoria is another vesicular v ...

and

pyroclastic flow A pyroclastic flow (also known as a pyroclastic density current or a pyroclastic cloud) is a fast-moving current of hot gas and volcanic matter (collectively known as tephra) that flows along the ground away from a volcano at average speeds of b ...

s which travelled over from the volcano. The vegetation was described by

Gerald Wickens Gerald is a male Germanic given name meaning "rule of the spear" from the prefix ''ger-'' ("spear") and suffix ''-wald'' ("rule"). Variants include the English given name Jerrold, the feminine nickname Jeri and the Welsh language Gerallt and Iri ...

History

In course of the

War in Darfur The War in Darfur, also nicknamed the Land Cruiser War, is a major armed conflict in the Darfur region of Sudan that began in February 2003 when the Sudan Liberation Movement (SLM) and the Justice and Equality Movement (JEM) rebel groups bega ...

, the Marrah Mountains fell under control of the rebel

Sudan Liberation Movement/Army The Sudan Liberation Movement/Army ( ar, حركة تحرير السودان ''Ḥarakat Taḥrīr Al-Sūdān''; abbreviated SLM, SLA, or SLM/A) is a Sudanese rebel group active in Darfur, Sudan. It was founded as the Darfur Liberation FrontFlint ...

faction loyal to

Abdul Wahid al Nur Abdul Wahid Mohamed al Nur (also Abdel Wahid el-Nur or Abdulwahid Mohammed Nour; ar, عبد الواحد محمد نور, ''ʿAbd al-Wāḥid Muḥammad Nūr''; born in 1968) is the leader of the rebel Sudan Liberation Movement (al Nur) faction ...

. The mountains remained one of the group's most important strongholds, housing several of its bases, as of 2021.

Footnotes

References

* Mountain ranges of Sudan Volcanoes of Sudan Volcanic fields Sahel Darfur {{Sudan-geo-stub