Gold rush of the 21st century: Governments fall because of them - What are rare elements?

This refers to a broad category that includes dozens of materials such as cobalt, nickel, manganese, graphite, and lithium, as well as the "rare earth elements," a group of 17 elements crucial for many high-tech devices, in whose production China leads. We are witnessing a true "21st-century gold rush," but it is linked to names like neodymium, praseodymium, dysprosium, and terbium. These minerals, lying deep underground, are key components of the 21st-century