49th International Exhibition of Minerals, Fossils and Jewellery

The Jouy-en-Josas Geological Association invites you to the 49th International Mineral, Fossil and Jewellery Fair, which it is organising on 29 and 30 November 2025 at the Théâtre du Vieux Marché, Place de la Marne in Jouy-en-Josas.

Around forty French and international exhibitors will present a range of their collections of minerals, fossils, cut stones and designer jewellery.

The entertainment area will host the Ile de France micro-assemblers' stand as well as faceting demonstrations using the tools of the Jouy-en-Josas Geological Association.
A raffle will offer visitors the opportunity to enrich their collections, and a game will reward young visitors with numerous minerals and fossils.
A bar and fast food will be available.

• General information
• Openings
• Fares

General information

Spoken languages :

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Openings

From Saturday 29 to Sunday 30 November 2025 between 10 am and 6.30 pm.

Fares

Free entry.