Following Earth's Magnetic Field: Chemical Reaction In Birds Provides Sense Of Direction During Migratory Flights Date: May 14, 2004 Source: University of California, Irvine Summary: Migrating ...

Magnetite (chemical formula: Fe3O4, also called lodestone, or magnetic iron ore) is a rock mineral and one of the main iron ores. It is one of just a few minerals that are attracted to a common ...