French Alps
The French Alps are the portions of the Alps mountain range that stand within France, located in the Auvergne-Rhône-Alpes and Provence-Alpes-Côte d'Azur regions. While some of the ranges of the French Alps are entirely in France, others, such a ...
Dévoluy massif
Dévoluy is a Communes of France, commune in the Hautes-Alpes Departments of France, department in Provence-Alpes-Côte d'Azur Regions of France, region in southeastern France. It is the result of the merger, on 1 January 2013, of the four commu ...
, and east of the Vercors. It is bordered by the Drac,
Romanche
The Romanche () is a mountain river in southeastern France. It is a right tributary of the Drac, itself a tributary of the Isère. Its drainage basin is .plateau Matheysin, along with the surrounding peaks, occupies the western half. The northeastern part, known as Plateau des Lacs, is dotted with mountain lakes such as Veche, Agneau, Noir, Culasson, and Fourchu. The northeastern fringe, encompassing the Lignarre and Romanche watersheds, belongs to the Oisans region.
The massif is classified as a
Natura 2000
Natura 2000 is a network of nature protection areas in the territory of the European Union. It is made up of Special Areas of Conservation and Special Protection Areas designated under the Habitats Directive and the Birds Directive, respectiv ...
The massif consists of three parallel chains oriented north-south and arranged from east to west.
In the eastern chain (east of the Roizonne), which is the highest with ten peaks exceeding 2,500 meters, notable peaks include:
*
Le Taillefer
Le Taillefer is a mountain in the Dauphiné Alps, culminating at a height of . It is located south-east of Grenoble
Grenoble ( ; ; or ; or ) is the Prefectures in France, prefecture and List of communes in France with over 20,000 inhabitant ...
, the highest point, 2,857 m
* La Pyramide, 2,838 m
* Le Grand Armet, 2,792 m
* Pointe de l'Armet, 2,780 m
* Rocher du Lac, 2,776 m
* Les Mayes, 2,695 m
* Le Coiro, 2,607 m
* Le Grand Vent, 2,601 m
* Le Grand Galbert, 2,561 m
* Tête de la Grisonnière, 2,545 m
* Le Cornillon, 2,475 m
* La Cime Chalvine, 2,285 m
* Pointe de l'Aiguille, 2,283 m
* L'Étillier, 2,196 m
* Le Grand Serre, 2,141 m
* Le Pérollier, 2,183 m
* Le Grand Vent, 2,149 m
* L'Oreille du Loup, 2,291 m
*
Le Tabor
Le Tabor is a mountain in the Isère department of France
France, officially the French Republic, is a country located primarily in Western Europe. Overseas France, Its overseas regions and territories include French Guiana in South Ameri ...
, the highest point of the central chain, 2,389 m
Geology
The Taillefer massif is predominantly a crystalline massif, similar to the Belledonne, to which it serves as an extension. In contrast, the western chain of Sénépy and the Conest mountain consists of slightly clayey limestones from the
Lower Lias
The Lias Group or Lias is a lithostratigraphic unit (a sequence of rock strata) found in a large area of western Europe, including the British Isles, the North Sea, the Low Countries and the north of Germany. It consists of marine limestones, sh ...
period. Additionally, the western flank features outcrops of calcschists from the
Upper Lias
The Lias Group or Lias is a lithostratigraphic unit (a sequence of rock strata) found in a large area of western Europe, including the British Isles, the North Sea, the Low Countries and the north of Germany. It consists of marine limestones, sh ...