Amethyst quartz birthstone. Amethyst is a form of quartz that is usually purple in colour. It is the birthstone for the month of March. Natural History Museum specimen number: 84817 | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Natural History Museum, London |
Bildgröße: | 2982 px × 2930 px |
Modell-Rechte: | nicht erforderlich |
Restrictions: | - |