Amethyst quartz birthstone. Amethyst is a form of quartz that is usually purple in colour,but here is red. It is the birthstone for the month of March. Natural History Museum specimen number: 84818 | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Natural History Museum, London |
Bildgröße: | 3035 px × 2879 px |
Modell-Rechte: | nicht erforderlich |
Restrictions: | - |