Lodestone (with Magnet) – Sloan Museum & Longway Planetarium
Rock Science: Magnetite and Lodestone | Rock & Gem Magazine
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Lodestone - Wikipedia
Lodestone - YouTube
Principle Navigation - "LODESTONE" Lodestone, is a naturally magnetized piece of the mineral magnetite. They are naturally-occurring magnets, which can attract iron. The property of magnetism was first discovered in antiquity through
Early illustration of field lines from a piece of lodestone (magnetite)... | Download Scientific Diagram