Cordillera Negra is a

mountain range A mountain range or hill range is a series of mountains or hills arranged in a line and connected by high ground. A mountain system or mountain belt is a group of mountain ranges with similarity in form, structure, and alignment that have arise ...

in the

Andes The Andes, Andes Mountains or Andean Mountains (; ) are the longest continental mountain range in the world, forming a continuous highland along the western edge of South America. The range is long, wide (widest between 18°S – 20°S ...

. It runs perpendicular to the Andes in an east-west direction from Mocho-Choshuenco volcano to

Cerros de Quimán Cerros de Quimán is a forest-covered mountain group between Riñihue Lake and Ranco Lake in Chile. The mountain group runs east–west from Cordillera Negra and Mocho-Choshuenco Volcano in the east and forms part of the border between Futrono ...

. The range has several features of the

Quaternary glaciation The Quaternary glaciation, also known as the Pleistocene glaciation, is an alternating series of glacial and interglacial periods during the Quaternary period that began 2.58 Ma (million years ago) and is ongoing. Although geologists describe ...

periods including

cirque A (; from the Latin word ') is an amphitheatre-like valley formed by glacial erosion. Alternative names for this landform are corrie (from Scottish Gaelic , meaning a pot or cauldron) and (; ). A cirque may also be a similarly shaped landform ...

s and arêtes.

References

Landforms of Los Ríos Region Mountain ranges of Chile {{LosRíos-geo-stub