Goethite. Goethite is an iron-bearing hydroxide mineral. It has been used since antiquity as a brown pigment (brown ochre). This specimen is from the Czech Republic | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / PETR JAN JURACKA |
Bildgröße: | 5118 px × 3417 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |