▲ Bourse minéraux et fossiles de Sainte Marie aux Mines (Alsace) - 25>29 juin 2025 ▲

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Bourse minéraux Sainte Marie aux Mines 2025, avec fossiles et gemmes.

calcite

https://www.geoforum.fr/gallery/image/1756-calcite/

Détail des cristaux de calcite provenant d'une bulle d'un basalte amygdalaire.
Coiron, 07.

From the album:

· 44 images

https://www.geoforum.fr/gallery/image/1756-calcite/

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