Sphalerite,a zinc-sulphide with varying content of iron (Zn,Fe)S. When low in iron the often well-formed crystals (euhedral) have a yellow to brown lustre,as seen here. From Kapich in Romania | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Wiersma, Dirk |
Taille de l’image : | 5019 px × 3481 px |
Model Release : | Non requis |
Restrictions : | - |