Mineral precipitation in agate. The agate forms in layers by the deposition of silica inside a host rock. Impurities in the silica precipitate out,creating the colours and patterns seen here. This relatively common type of pattern,appearing like mountain peaks,is known as a landscape agate | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Wiersma, Dirk |
Bildgröße: | 5073 px × 3770 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |