There's also an article at Wikipedia: Tutankhamun's meteoric iron dagger blade, which is the source of this image:
Yesterday's Twitter: King Tut and the Meteorite
From yesterday's Twitter, I learned that "Daggers, axes and jewelry made from rare iron during the Bronze Age are literally out of this world, according to new research finding that ancient artisans crafted these metal artifacts with iron from outer space carried to Earth by meteorites. The finding upends the idea that a few artisans during the Bronze Age in the ancient Near East knew how to make iron by smelting it from Earth's crust." How cool! Read more at Scientific American: King Tut’s Dagger Is Out of This World.