Tourmaline crystal specimen. Tourmaline has a very complex and variable composition. Clear and pure crystals of green and red tourmaline are highly prized gemstones. This bi-coloured pink and green tourmaline crystal specimen is from California,USA | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Natural History Museum, London |
Bildgröße: | 3024 px × 2636 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |