Pyrolusite specimen. Pyrolusite is a mineral composed of manganese dioxide (MnO2). It is an ore of manganese. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Turtle Rock Scientific |
Bildgröße: | 5162 px × 3430 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |