Rare-earth element - Wikipedia
The rare-earth elements (REE), also called rare-earth metals, or rare earths, are a set of 17 nearly indistinguishable lustrous silvery-white soft heavy metals. The 15 lanthanides (or lanthanoids), [a] …
REE - Rare Earth Elements - Metals, Minerals, Mining, Uses
Rare Earth Elements (REE) are becoming increasingly important in electronic devices used in the defense, alternative energy, and communications industries. Minable deposits of REEs are found in …
Rare Earth Elements – A Subset of Critical Minerals
REE-bearing mineral deposits are relatively rich in either light rare earth elements (LREEs) or heavy rare earth elements (HREEs), with LREEs generally more abundant.
What are rare earth elements, and why are they important?
"Rare-earth elements (REE) are necessary components of more than 200 products across a wide range of applications, especially high-tech consumer products, such as cellular telephones, computer hard …
Rare-earth element | Uses, Properties, & Facts | Britannica
Dec 4, 2025 · rare-earth element, any member of the group of chemical elements consisting of three elements in Group 3 (scandium [Sc], yttrium [Y], and lanthanum [La]) and the first extended row of …
Rare earth elements: Of peptides and the origins of life
6 hours ago · The group of rare earth elements (REEs) comprises a total of 17 elements, all of which possess similar chemical properties. In addition to the two lightest elements, scandium and yttrium, …
Rare Earth Elements - Department of Energy
Rare earth elements (REEs), which comprise of only 17 elements from the entire periodic table, play a critical role to our national security, energy independence, environmental future, and economic growth.
What Are Rare Earth Elements? A Beginner’s Guide to Their Uses, …
Nov 17, 2025 · Discover what rare earth elements are and why they're essential in everyday tech, from smartphones to electric cars. This beginner’s guide explores how REEs power innovation, where …
Rare-earth elements | U.S. Geological Survey - USGS.gov
Dec 19, 2017 · The rare-earth elements (REEs) are 15 elements that range in atomic number from 57 (lanthanum) to 71 (lutetium); they are commonly referred to as the “lanthanides.”
Rare Earth – REIA
Rare Earths The rare-earth elements (REE) are a group of 17 elements on the periodic table, consisting of the lanthanoid series, and scandium and yttrium.