Sample of Magnetite also known as lodestone. Magnetite is a strong magnetic mineral. It is composed of ferric oxyde and it commonly occurs either in granular,as seen here,or in laminated forms. It is a common mineral in igneous magmatic rocks but is also found in many metamorphic types. Magnetite is an important ore of iron being composed of 72% of metallic iron | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Stammers, Sinclair |
Taille de l’image : | 4631 px × 3510 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |