As a crystal it is widely used as gemstones or ornamental material. As sand, quartz is used in mortar and concrete, an abrasive, and in the manufacture of glass. Also known as lodestone . It belongs to the Oxide and Hydroxide Class of Minerals. This specimen exhibits a metallic to dull Luster .
Magnetite is a major ore mineral of iron, and as mineral specimens.
It occurs in St. Louis County near Ely. This collection was produced by GSM s Membership Committee as a membership promotion. Additional information regarding the minerals of Minnesota may be obtained by contacting the Minnesota Geological Survey as listed in the Minneapolis phone book. The views and opinions expressed in this page are strictly those of the page author. The contents of this page have not been reviewed or approved by the University of Minnesota.