Cascade Peaks

This article is about the peaks in the Pyrenees. For the North American mountain range, see Cascade Range.

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.

Cascade Peaks
looking south: the eastern, central and western Cascade peaks (second, third and fourth from left respectively)
Highest point
Elevation	3095, 3106, 3095[1]
Listing	List of Pyrenean three-thousanders
Coordinates	42°41′12″N 0°00′08″E
Geography
Cascade Peaks Location in the Pyrenees
Location	France — Spain
Région Communauté	Midi-Pyrénées Aragon
Département Province	Hautes-Pyrénées Huesca
Parent range	Pyrenees
Geology
Age of rock	Sélandien-Thanétien pour les roches[2]
Type of rock	calcaires 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 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.