Scapolite mineral sample. This sample is not a fixed mineral,but part of a complex group of minerals composed of aluminium,calcium and sodium silicates,with varying admixtures of chlorine,carbonate and sulphate. The crystals,usually yellow to light green in colour,are on an underlying substrate. This sample is from the Arendal in Norway. A pencil tip (bottom right) is shown for scale | |
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 : | - |