Crystals of pink tourmaline (variety rubellite) growing on a substrate of lepidolite,a type of mica. Tourmaline is a complex silicate of aluminium and boron which occurs in many colours including black,brown,blue,green,red and pink. This specimen measures 4 x 2 cm and was found in Jonas' Mine,Conselheiro Pena,Brazil | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / De Gugliemo, Roberto |
Bildgröße: | 2724 px × 3543 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |