Tourmaline schorl specimen. Tourmaline has a very complex and variable composition. The most common form is schorl or schorlite,shown here. This is a composite,doubly-terminated crystal,9 centimetres across and 8 centimetres long. It includes a little limonite and crystals of apatite. This specimen is from Woolley Farm,near Bovey Tracey,Devon,UK | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Natural History Museum, London |
Bildgröße: | 3201 px × 2729 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |