Isolated dark grey cubic crystals of galenite (or galena) a lead sulphide of wide occurrence, here embedded in a pegmatitic host rock. Origin is Joplin in Missouri, USA. Actual size of sample is 125 mm. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Wiersma, Dirk |
Taille de l’image : | 4246 px × 3648 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |