Geology trek

Tuesday 21 July 2026

09:00 to 12:00

Duration 3h

Tuesday 04 August 2026

09:00 to 12:00

Duration 3h

Location : Maison de l'Environnement
Geology stone gabbros ChamrousseGeology serpentinized peridotite rock ChamrousseGeology trek_Chamrousse
Maison du Patrimoine et de l'Environnement
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Location
Maison de l'Environnement
680 routes des Trolles
Chamrousse 1650
38410
Chamrousse
  • Location :
    • Chamrousse 1650 - Recoin

Presentation

Geology excursion at Chamrousse, appointment at Heritage and Environment House.
Come and discover Chamrousse's geological heritage during a morning hike, accompanied by the Club de Géologie de l'Oisans (CGO).
Discover the wonderful world of minerals, crystals and other mountain treasures.
But why are crystals so beautiful? Why do they come in so many shapes and colors? How do they form? These are just some of the questions we'll be answering as we search for crystals in the field during this hike.

Technical details:

Meeting point: le Recoin. Maison des Patrimoines et de l'environnement de Chamrousse. Bus access.
Ages: from 7
Theme: crystals, rocks
Height difference: 350 m
Distance: 7 km
Departure: 9:00am-12:00pm

Bring water, good walking shoes and poles if necessary.
The July outing will start at the bottom of the resort.
The August outing will take place at the top of the resort, using the gondola (pedestrian pass extra).

Registration required, maximum 16 people.
Charge: €8 per person; €4 per person for a family of more than 3 in a single payment.
Please register with the Environment and heritage centre the day before at the latest.

Opening day(s)

Opening periodTuesday 21 July 2026 between 9 am and 12 pm.
Duration 3h.

Tuesday 4 August 2026 between 9 am and 12 pm.
Duration 3h.
    General informations
    • Services :
      • 9 Years maximum
      • 16 People maximum per group

    Prices

    Full price: 8 € (or 4€ per person for a family of 3 or more - one payment only).
    Destination
    680 routes des Trolles
    Chamrousse 1650
    38410
    Chamrousse
    GPS coordinates
    Latitude : 45.123958
    Longitude : 5.877446
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