+Rare Earth Elements are a group of 17 metallic [Chemical Element](/wiki/chemical_element)s, vital to modern technology. These [Metal](/wiki/metal)s, though not truly rare, are difficult to extract and process, making them geopolitically significant.
+## See also
+- [Periodic Table](/wiki/periodic_table)
+- [Magnet](/wiki/magnet)
+- [Mineral](/wiki/mineral)