Hassi R'Mel (,

Berber language The Berber languages, also known as the Amazigh languages or Tamazight, are a branch of the Afroasiatic language family. They comprise a group of closely related but mostly mutually unintelligible languages spoken by Berber communities, who ar ...

: Ḥasi Eṛṛmel) is a town in

Algeria Algeria, officially the People's Democratic Republic of Algeria, is a country in the Maghreb region of North Africa. It is bordered to Algeria–Tunisia border, the northeast by Tunisia; to Algeria–Libya border, the east by Libya; to Alger ...

located near the 18th largest gas field worldwide. Hassi R'Mel is located in Laghouat Province northwest of

Ghardaïa Ghardaïa (, ) is the capital city of Ghardaïa Province, Algeria. The commune of Ghardaïa has a population of 93,423 according to the 2008 census, up from 87,599 in 1998, with an annual growth rate of 0.7%. It is located in northern-central A ...

. It is the capital of Hassi R'Mel District. Hassi R'Mel has an

airport An airport is an aerodrome with extended facilities, mostly for commercial Aviation, air transport. They usually consist of a landing area, which comprises an aerially accessible open space including at least one operationally active surf ...

. Hassi R'Mel is a hub for natural gas and oil pipelines running to coastal cities of

Arzew Arzew or Arzeu (, ) is a seaport, port city in Algeria, 25 miles (40 km) from Oran. It is the capital of Arzew District, Oran Province. History Antiquity Like the rest of the Maghreb, the site of modern-day Arzew was originally in ...

Algiers Algiers is the capital city of Algeria as well as the capital of the Algiers Province; it extends over many Communes of Algeria, communes without having its own separate governing body. With 2,988,145 residents in 2008Census 14 April 2008: Offi ...

, and

Skikda Skikda (; formerly Philippeville from 1838 to 1962 and Rusicade in ancient times) is a city in northeastern Algeria and a port on the Mediterranean. It is the capital of Skikda Province and Skikda District. History The Phoenicians and Carthagi ...

. The National Centre For Dispatching Gas is also the starting point for the Maghreb-Europe, Trans-Mediterranean, Medgaz and Galsi gas export pipelines supplying Southern Europe. The town is the planned final destination of the Trans-Saharan gas pipeline. Hassi R'Mel is also home to an integrated solar combined cycle power station, the first of its kind in Algeria.

Geology

The Hassi R'Mel gas field is a

Triassic The Triassic ( ; sometimes symbolized 🝈) is a geologic period and system which spans 50.5 million years from the end of the Permian Period 251.902 million years ago ( Mya), to the beginning of the Jurassic Period 201.4 Mya. The Triassic is t ...

gas field discovered in 1956 with the HR-1 well and located in a

Cretaceous The Cretaceous ( ) is a geological period that lasted from about 143.1 to 66 mya (unit), million years ago (Mya). It is the third and final period of the Mesozoic Era (geology), Era, as well as the longest. At around 77.1 million years, it is the ...

anticline In structural geology, an anticline is a type of Fold (geology), fold that is an arch-like shape and has its oldest Bed (geology), beds at its core, whereas a syncline is the inverse of an anticline. A typical anticline is convex curve, c ...

of the M'zab dorsal structure separating the Western Org

Paleozoic The Paleozoic ( , , ; or Palaeozoic) Era is the first of three Era (geology), geological eras of the Phanerozoic Eon. Beginning 538.8 million years ago (Ma), it succeeds the Neoproterozoic (the last era of the Proterozoic Eon) and ends 251.9 Ma a ...

basin to the west and the Oued Mya basin to the east.

Cambrian The Cambrian ( ) is the first geological period of the Paleozoic Era, and the Phanerozoic Eon. The Cambrian lasted 51.95 million years from the end of the preceding Ediacaran period 538.8 Ma (million years ago) to the beginning of the Ordov ...

rhyolite Rhyolite ( ) is the most silica-rich of volcanic rocks. It is generally glassy or fine-grained (aphanitic) in texture (geology), texture, but may be porphyritic, containing larger mineral crystals (phenocrysts) in an otherwise fine-grained matri ...

forms the basement which is overlain by the Tassili Cambro-

Ordovician The Ordovician ( ) is a geologic period and System (geology), system, the second of six periods of the Paleozoic Era (geology), Era, and the second of twelve periods of the Phanerozoic Eon (geology), Eon. The Ordovician spans 41.6 million years f ...

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 ...

group, a Siluro-

Devonian The Devonian ( ) is a period (geology), geologic period and system (stratigraphy), system of the Paleozoic era (geology), era during the Phanerozoic eon (geology), eon, spanning 60.3 million years from the end of the preceding Silurian per ...

shale Shale is a fine-grained, clastic sedimentary rock formed from mud that is a mix of flakes of Clay mineral, clay minerals (hydrous aluminium phyllosilicates, e.g., Kaolinite, kaolin, aluminium, Al2Silicon, Si2Oxygen, O5(hydroxide, OH)4) and tiny f ...

and then

Mesozoic The Mesozoic Era is the Era (geology), era of Earth's Geologic time scale, geological history, lasting from about , comprising the Triassic, Jurassic and Cretaceous Period (geology), Periods. It is characterized by the dominance of archosaurian r ...

sediment Sediment is a solid material that is transported to a new location where it is deposited. It occurs naturally and, through the processes of weathering and erosion, is broken down and subsequently sediment transport, transported by the action of ...

s. The A, B and C reservoir sandstones are Permo-

with a total thickness of about 115 m and sealed by

Late Triassic The Late Triassic is the third and final epoch (geology), epoch of the Triassic geologic time scale, Period in the geologic time scale, spanning the time between annum, Ma and Ma (million years ago). It is preceded by the Middle Triassic Epoch a ...

salt In common usage, salt is a mineral composed primarily of sodium chloride (NaCl). When used in food, especially in granulated form, it is more formally called table salt. In the form of a natural crystalline mineral, salt is also known as r ...

and shale.Magloire, P. R., 1970, Triassic Gas Field of Hassi er R'Mel, Algeria, AAPG Memoir 14: Geology of Giant Petroleum Fields, Tulsa: AAPG, pp. 495-497.

References

{{DEFAULTSORT:Hassi R'mel Communes of Laghouat Province