Polarised light micrograph of a thin section of agate,which is a form of fine grained microcrystaline quartz. Although agate can be found in a range of rock types it is predominantly associated with metamorphic rock. It is a brightly coloured,banded,semi-precious gemstone which is the birth stone for Gemini. Magnification: x68 at 10cm wide | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Lowry, Steve |
Taille de l’image : | 3961 px × 2652 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |