Sample of muscovite. Muscovite,a variety of mica,is a silicate mineral of aluminium and potassium. It is found in metamorphic rocks,like gneiss,and plutonic rocks (igneous rocks that solidify slowly under high pressure deep in the Earth's crust),like granite | |
Licence : | Droits gérés |
Crédit: | Science Photo Library |
Taille de l’image : | 4200 px × 4200 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |