Lead and galena. Lead (Pb) metal chunks (left) and galena specimen (right) in watch glasses. Galena is a mineral composed of lead sulphide (PbS) and is the main ore of lead. These specimen are from Sweetwater Mine, Missouri, USA. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Turtle Rock Scientific |
Bildgröße: | 5116 px × 3417 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |