Strontianite crystals. Strontianite is a strontium carbonate mineral. It can be white,greenish or yellowish in colour and is an important source of the metal strontium | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Wiersma, Dirk |
Taille de l’image : | 5138 px × 3425 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |