Galena (lead sulphide). This mineral usually occurs as compacted masses of cubic grey crystals, although some possess a rarer octahedral form. It is a common mineral found in various types of rocks. It is the most important lead ore and often contain deposits of silver. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / RHYS LEWIS & MINH TAN PHAM, AHS, DECD, UNISA |
Modell-Rechte: | nicht erforderlich |
Länge: | 26 Sekunden |
Seitenverhältnis: | 16:9 |
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