Dendritic precipitation in an agate. The precipitated crystals (brown),which have formed a dendritic (branched) pattern,are either iron or manganese oxide. The surrounding mineral is a thinly cut and polished slab of white chalcedony (silica). Agates with patterns like this are sometimes called landscape agates | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Wiersma, Dirk |
Bildgröße: | 3646 px × 5085 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |