Heterogenite mineral. This hydrated oxide of cobalt (formula: Co.O.OH),has hexagonal crystal symmetry. It is black to metallic grey-black and amorphous,here forming a botryoidal (grape-like) glossy mass. This sample,12 centimetres across,is from the Kabolela mine in Katanga,Democratic Republic of the Congo. As an ore,it is a major source of cobalt. Photographed at the Royal Museum for Central Africa,Tervuren,Belgium | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Wiersma, Dirk |
Bildgröße: | 5197 px × 3465 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |