Chromite. This mineral is iron chromium oxide, and the only significant ore of chromium, a valuable strategic metal. Chromium deposits worldwide are not common, although chromium appears as an impurity in a large number of minerals. Chromite is always black and occurs both as sharp octahedral crystals and as granular masses. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / RHYS LEWIS & MINH TAN PHAM, AHS, DECD, UNISA |
Modell-Rechte: | nicht erforderlich |
Länge: | 21 Sekunden |
Seitenverhältnis: | 16:9 |
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