Chromite 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,as in this specimen from Nye,Montana | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Arem, Joel |
Taille de l’image : | 3781 px × 2550 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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