SALON INTERNATIONAL DE ROUEN - FOSSILES, MINÉRAUX, GEMMES & BIJOUX 2026 will be held 2027/10/01, at the Halle aux Toiles, Rouen in Rouen (France). DescriptionFossil, mineral, gem and jewelry fair and exhibition in Rouen. Numerous demonstration workshops: fossil preparation and cleaning, opal jewelry making, gold panning, etc. The following is the detailed information of this exhibition. Since the exhibition time may change, please be sure to confirm it before participating.