Amethyst geode. Geode cut open to reveal amethyst crystals inside. Amethyst is a violet variety of quartz. Specimen from Madagascar. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Goetgheluck, Pascal |
Bildgröße: | 4629 px × 7551 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |