Smithsonite mineral sample. This mineral is a form of zinc carbonate,and is also called zinc-spar. It is most often found in its botryoidal form (seen here),but also forms crystals. It is usually green,but other colours are possible,including pink and off-white | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Wiersma, Dirk |
Taille de l’image : | 3449 px × 5173 px |
Model Release : | Non requis |
Restrictions : | - |