A Geoscience Digital Image Library

DescriptionMagnetite is a lustrous black, magnetic mineral, Fe3O4. It occurs in crystals of the cubic system, in masses, and as a loose sand. It is one of the important ores of iron (magnetic iron ore) and is a common constituent of igneous and metamorphic rocks. A variety of magnetite, lodestone (or loadstone) exhibits polarity and is especially interesting for its natural magnetism.
PhotographerDarla Sondrol. 2001-07-30.
CollectionUniversity of North Dakota Mineralogy Collection #474.
Key wordsMagnetite
Tech details231 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens.
GeoDIL number1393