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Lozere geology
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1 day discovery tours

Geology and landscapes

Registration deadlines and conditions

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Margeride moors and hercynian granites

9:15: Reception of the participants. Interactive slideshow: Geology and landscapes in Margeride. 10:30: Departure to the Col du Cheval Mort. The « horseteeth granite » and granite chaos around Signal de Randon and Truc de Fortunio, panorama on the Massif Central. Meal at Hotel de la Poste (L’Habitarelle). The Charpal Lake and sandstones. The Laubert "vaugnerite". Chateauneuf de Randon, the town of Du Guesclin, panorama on the Margeride. End of the tour around 18:00.

Leaving from Chasserades

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Old metamorphic rocks in Ardeche and Cevennes, a balcony above the Mediterranean Sea

9:00: Reception of the participants. Interactive slideshow: Geology and landscapes in the Cevennes area. 9:45: Departure to the Tanargue Massif. The Borne spot and Ardeche metamorphic rocks. Picnic in Loubaresse. Panorama from the Col de Meyrand. The Cevennes schists and the Borne granite, the Villefort fault, the sandstones and medieval village of La Garde-Guerin, the pink granite quarries and the Chassezac canyon panorama. The "migmatites" of Prevencheres. Back in La Bastide around 18:45.

Leaving from Chasserades

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The Montbel plain and causse, the watertank of France

10:00: Reception of the participants. Interactive slideshow: Geology and landscapes in the Goulet and Montbel plain area. 11:15: Departure to the Goulet mountain. Panorama on the upper Chassezac valley and Moure de la Gardille. Picnic on the Goulet mountain. Panorama on the Montbel plain and Margeride. The “crozes” and limestones of the Montbel Causse, the metamorphic rocks of the Gardille Massif. The Goulet fault and the Mas quarry. Back in Chasserades around 18:30.

Leaving from Chasserades

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In the land of limestones and megaliths, the Causses of Mende and Les Bondons

9:00: Accueil des participants. Reception of the participants. Interactive slideshow: Geology and landscapes in the Causses area. 10:00: Departure to the Causse de Sauveterre. The rounded « dolines » of la Baraque des Gendarmes. The Rûnes granite chaos. The Cevennes schists and ancient uranium mine of Les Bondons. Picnic in the village. The "cham", “puechs”, megaliths and fossiliferous limestones around Les Bondons. The Valdonnez and Mende Causse. Back in Mende around 17:30.

Leaving from Chasserades

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Between Loire and Allier, the Deves volcanoes and lava flows

9:30: Reception of the participants. Interactive slideshow: volcanic activity in the Massif Central. 10:30: Departure to the Deves plateau. Lava flows and basltic columns in the Espezonette valley. Panorma on the Deves and Velay volcanoes. Picnic in Arlempdes. The La Sauvetat, Landos and Praclaux « maars ». The Naussac lake, graben and fossil tropical soils. Back in Langogne around 18:00.

Leaving from Chasserades

 

 

 

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