Ironstone, from Grenville, Quebec.Ironstone is a sedimentary rock, either deposited directly as a ferruginous sediment or created by chemical replacement, that contains a substantial proportion of an iron compound. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Degginger, Phil |
Bildgröße: | 6436 px × 4907 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |