The Mallos de Riglos (English: Mallets of Riglos) are a set of conglomerate

rock formations A rock formation is an isolated, scenic, or spectacular surface rock outcrop. Rock formations are usually the result of weathering and erosion sculpting the existing rock. The term ''rock formation'' can also refer to specific sedimen ...

, located in the municipality of

Las Peñas de Riglos Las Peñas de Riglos is a municipality located in the Hoya de Huesca comarca, province of Huesca, in Aragon, Spain. It is formed by the merger of several towns and whose capital city is Riglos. According to the 2004 census ( INE), the municipality ...

, in the

Hoya de Huesca Hoya de Huesca/Plana de Uesca is a comarca (county) in the province of Huesca (Spain). * Capital city: Huesca, also the biggest of the 40 municipalities of the comarca. * Surface: 2,525.60 km². * Population: 60,525 (2002). It occupies the ...

comarca, in Aragon,

Spain , image_flag = Bandera de España.svg , image_coat = Escudo de España (mazonado).svg , national_motto = ''Plus ultra'' (Latin)(English: "Further Beyond") , national_anthem = (English: "Royal March") , i ...

. They are located near

some 45 km (28 mi) to the northwest of the city of

Huesca Huesca (; an, Uesca) is a city in north-eastern Spain, within the autonomous community of Aragon. It is also the capital of the Spanish province of the same name and of the comarca of Hoya de Huesca. In 2009 it had a population of 52,059, almo ...

. Rising to some 300 metres (980 ft) high (c. 1000 metres or above

sea level Mean sea level (MSL, often shortened to sea level) is an average surface level of one or more among Earth's coastal bodies of water from which heights such as elevation may be measured. The global MSL is a type of vertical datuma standardise ...

), they form part of the foothills of the

Pyrenees The Pyrenees (; es, Pirineos ; french: Pyrénées ; ca, Pirineu ; eu, Pirinioak ; oc, Pirenèus ; an, Pirineus) is a mountain range straddling the border of France and Spain. It extends nearly from its union with the Cantabrian Mountains to ...

. The Mallos were formed when eroded material washed down from the slopes of the Pyrenees and became cemented together by

limestone Limestone ( calcium carbonate ) is a type of carbonate sedimentary rock which is the main source of the material lime. It is composed mostly of the minerals calcite and aragonite, which are different crystal forms of . Limestone forms whe ...

. Over time, this mixture became compacted into a large mass of

conglomerate rock Conglomerate () is a clastic sedimentary rock that is composed of a substantial fraction of rounded to subangular gravel-size clasts. A conglomerate typically contains a matrix of finer-grained sediments, such as sand, silt, or clay, which fill ...

. Eventually, erosion wore away the softer, more porous parts of the conglomerate. The more resistant rock remained, and became the formations known as the Mallos de Riglos. Because of their relatively vertical sides, the Mallos de Riglos are a popular destination for climbers.

Gallery

File:Los Mallos de Riglos.jpg,

References

External links

Visitor information
fro
InfoAragón

Satellite view of the Mallos de Riglos
from

Google Maps Google Maps is a web mapping platform and consumer application offered by Google. It offers satellite imagery, aerial photography, street maps, 360° interactive panoramic views of streets ( Street View), real-time traffic conditions, and rou ...

Rock-climbing guide to Riglos

Landforms of Aragon Rock formations of Spain Climbing areas of Spain {{aragon-geo-stub