Pink calcite crystals. Calcite is the most stable polymorph of calcium carbonate. It is one of the most abundant minerals on Earth with around 300 crystal forms identified. Specimen from Cumberland,UK | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Natural History Museum, London |
Taille de l’image : | 4690 px × 3726 px |
Model Release : | Non requis |
Restrictions : | - |