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What are some facts about magnetite?

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Quick Answer

Magnetite is more commonly known as lodestone and is considered to be the only mineral that acts as a natural magnet. According to Mineral Miners, the name magnetite comes from the Latin, magnesia, when a shepherd named Magnes found the mineral stuck to his shoes while tending to his flock.

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Magnetite is an iron oxide appearing in various rock forms, such as igneous, metamorphic and sedimentary. Magnetite is usually dark gray or black in color, but it can gain a yellow-brown coat of rust if it is washed frequently or kept in a damp environment. Magnetie has a specific gravity of 4.9 to 5.2 and a hardness of 5.5 to 6.5.

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