Tourmaline. Polarised light micrograph of a thin section through tourmaline crystals (purple/green) in a chlorite matrix. Tourmaline is a silicate mineral that can occur in several colours. Magnification: x6 at 4x5ins size | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Wiersma, Dirk |
Bildgröße: | 4705 px × 3743 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |