Calcite crystals. These crystals form the scalenohedric variant of the mineral calcite (calcium carbonate). Scalenohedron crystals form the jagged pyramidal shapes seen. Calcium carbonate is a very common mineral that occurs naturally in many rocks,such as limestone and chalk. This sample is from France | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Goetgheluck, Pascal |
Taille de l’image : | 5967 px × 2953 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |