A specimen of the mineral cinnabar mined in Spain. Cinnabar is the most important ore of mercury,Although it does not alter on contact with air,when heated above a certain temperature it deposits drops of mercury. Cinnabar occurs rarely as rhombohedral,tabular crystals,as here. Normally it is found in scarlet microcrystalline or earthy masses. Once it was used as the mineral pigment vermilion | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Fisher, Arnold |
Taille de l’image : | 3010 px × 3543 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |