Calcite crystals. Calcite (calcium carbonate) is the most important and widespread carbonate mineral on earth. In this sample it appears as a group of white intertwined scalenohedral crystals. Actual width is 160 mm | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Wiersma, Dirk |
Taille de l’image : | 5197 px × 3465 px |
Model Release : | Non requis |
Restrictions : | - |