Anhydrite specimen. Anhydrite (calcium sulphate) is a mineral that forms an orthorhombic crystal system | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Wiersma, Dirk |
Taille de l’image : | 4941 px × 3626 px |
Model Release : | Non requis |
Restrictions : | - |