A sample of golden needles of Rutile (TiO2) in quartz crystal (SiO2). Photographed at Focus Terra, the Earth Science Research and Information Centre of ETH, the Swiss Federal Institute of Technology, Zurich. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Williamson, Mark |
Taille de l’image : | 3408 px × 5128 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |