▲ Bourse minéraux et fossiles de Sainte Marie aux Mines (Alsace) - 24>28 juin 2026 ▲

Principaux sujets de Géoforum.

Bourse minéraux Sainte Marie aux Mines 2026, avec fossiles et gemmes.

Onnia seunesi (Ecalgrain - Manche)

Fragment de limbe et pointe génale (remarquer la structure creuse de la pointe génale) Caradocien de la formation d'Ecalgrain (x 3,5 env.)

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