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.

Rare earth elements (REEs)—a subset of critical minerals and materials (Figure 1)—are essential materials in a broad range of technologies significant to national security, energy systems, medicine, …

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 …

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 (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 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.

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.

Dec 21, 2025 · Rare earth elements (REEs) are a group of 17 metallic elements essential for modern technology, found in everyday devices like smartphones, electric vehicles, and wind turbines.

Dec 29, 2025 · Rare-earth elements are critical for green tech, electronics and defence. Learn their properties, global distribution and strategic importance.

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.”