The magnet is made with dysprosium. Atomic number 66. A rare-earth mineral with a silver metallic luster. More than 90% of refined dysprosium comes from China, and it is used in magnets that power ...

The authors describe it as a 1.61-carat mineral that's reddish orange in color, has a white streak, and features a transparent adamantine luster.

It could be said that minerals are salt-of-the-earth, crystals are organized, and gemstones like to show off. Not very scientific, though, so let’s dive into the details. What is a mineral ...