Aragonite,a carbonate mineral precipitated from or around hot water sources. It is a polymorph of calcite having the same chemistry (CaCO3) but different structure,symmetry and crystal shapes. From the Erzberg in Austrian Steiermark. Width 145mm | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Wiersma, Dirk |
Taille de l’image : | 4977 px × 3521 px |
Model Release : | Non requis |
Restrictions : | - |