Light micrograph in incident illumination of an etched sample of Lewis coal. The yellow areas are remnants of fossilised leaves contained within darker areas of vegetative matter. Coal is formed by the compaction of peat and other decayed plant material. Magnification x40 at 35mm size | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Power And Syred |
Bildgröße: | 4657 px × 3061 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |