Cascade Peaks

The Cascade Peaks are three summits in the Monte Perdido Range of the Pyrenees, culminating at 3,161 m (10,371 ft) on the eastern peak. The central peak, known as Brulle, and the western peak are 3,106 m (10,190 ft)[3] and 3,095 m (10,154 ft) high, respectively. The peaks are located on the 3,000 m French-Spanish borderline crest.

This article is about the peaks in the Pyrenees. For the North American mountain range, see Cascade Range.
Cascade Peaks
looking south:
the eastern, central and western Cascade peaks
(second, third and fourth from left respectively)
Highest point
Elevation3095, 3106, 3095 [1]
ListingList of Pyrenean three-thousanders
Coordinates42°41′12″N 0°00′08″E 
Geography
Cascade Peaks
Location in the Pyrenees
LocationFrance — Spain
Région
Communauté		Midi-Pyrénées
Aragon
Département
Province		Hautes-Pyrénées
Huesca
Parent rangePyrenees
Geology
Age of rockSélandien-Thanétien pour les roches[2]
Type of rockcalcaires massifs à algues, calcaires à milioles, calcaires grèseux[2]

Toponymy

The central summit was named in honor of Henri Brulle.

Geography

The peaks are part of the Monte Perdido Range above the Cirque de Gavarnie. The peaks are located in the Hautes-Pyrénées department, in the Midi-Pyrénées region of France, and in [Province of Huesca|[Huesca]] province, in the Aragon region of Spain.

Geology

The summit is composed of massive algae sediments, miliolitic sediments (eolianite) and sandstone sediments from the Eocene and Oligocene periods.[4]

References
  1. Géoportail (site en ligne)
  2. Source : cartes géologiques à l'échelle 1:50000 du Bureau de recherches géologiques et minières (site en ligne).
  3. Géoportail
  4. "Geologic map @ 42.686667, 0.002222". Bureau des recherches géologiques et minières.
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