Galenite. Also known as galena,galenite is a lead sulphide and is the most important ore of lead. It occurs as a compact mass of dense dark grey or glossy crystals. The layers reveal the growth of the crystals over time. The width of the specimen shown here is 80mm | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Wiersma, Dirk |
Taille de l’image : | 4724 px × 3699 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |