the.com/magnetite
the original compass, forged in volcanoes and stuffed inside the brains of migrating birds.
first magnetAncient lodestones were naturally magnetized magnetite chunks
in your skullHuman brains contain trace magnetite crystals
bird GPSPigeons navigate using magnetite-based magnetic sensing
iron crownRichest natural iron ore, up to 72 percent iron
lightning madeStrikes can magnetize magnetite into natural lodestones