Sand grain. Polarised light micrograph of a section through a grain of sand, showing the different minerals (colourful) inside. Specimen from Pramousquier, France. Magnification: x140 when printed 10 centimetres wide. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Mis, Marek |
Bildgröße: | 7237 px × 4830 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |