Rare Earth Elements (REE)

Rare Earth Elements (REE) is the collective name for 17 chemically similar metallic elements (the lanthanides (15 elements), Scandium and Yttrium), and used in many devices including computer memory, rechargeable batteries, cell phones, catalytic converters, magnets, fluorescent lighting and much more. The REE's are not especially rare, but they tend to occur together in nature and are difficult to separate from one another.
The 17 Rare Earth Element (REE) are Cerium (Ce), Dysprosium (Dy), Erbium (Er), Europium (Eu), Gadolinium (Gd), Holmium (Ho), Lanthanum (La), Lutetium (Lu), Neodymium (Nd), Praseodymium (Pr), Promethium (Pm), Samarium (Sm), Scandium (Sc), Terbium (Tb), Thulium (Tm), Ytterbium (Yb), and Yttrium (Y).

Related Definitions in the Project: The Element and Substance 

Example Article of Rare Earth Elements (REE)

Rare Earths Supply Is About To Get Much Tighter (Source: Oil Price on 5 May 2022): There’s something afoot on the rare earths front in China. Specifically, the country recently decided that it wants to tighten its export control laws. The regulation passed about two years ago to stop importing countries from diverting “Chinese products for non-intended use.” In most cases, the “products” refer to rare earth elements, of which China is the world’s biggest producer. The announcement comes just a few days after news that an American company may have found the largest reserves of rare earth elements in the US. In fact, US-China relations experts are still trying to connect the “geopolitical” dots around China’s latest move and its implications. ...

U.S. Strengthens Its Rare Earth Supply Chain With New Processing Plant (Source: Oil Price): USA Rare Earth, the funding and development partner of the Round Top heavy rare earth project and Texas Mineral Resources announced Thursday that its rare earths pilot plant processing facility in Wheat Ridge, Colorado has received the required permits and officially opened. Once fully commissioned, the plant will be focused on group separation of rare earths into heavy (dysprosium, terbium), middle, and light (neodymium, praseodymium) rare earths (REE’s) and will be the first facility to separate the full range of rare earth elements in the US since 1999. USA Rare Earth’s pilot plant is the second link in a 100% US-based rare earth oxide supply chain, drawing on feedstock from its Round Top deposit. The final phase of the pilot work will be the further separation of high-purity individual REE compounds. The pilot plant will also be focused on the recovery of non-REEs focusing on lithium, uranium, beryllium, gallium, zirconium, hafnium, and aluminum, all of which are on the US Government Critical Minerals List. ...

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