Bornite. Bornite, a copper iron sulphide mineral, has a brown to copper-red colour on fresh surfaces that tarnishes to various iridescent shades of blue to purple in places. Its striking iridescence on tarnishing gives it the nickname peacock copper or peacock ore. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / RHYS LEWIS & MINH TAN PHAM, AHS, DECD, UNISA |
Modell-Rechte: | nicht erforderlich |
Länge: | 31 Sekunden |
Seitenverhältnis: | 16:9 |
Restrictions: | - |