Rare-earth element - Wikipedia The rare-earth elements (REE), also called the rare-earth metals or rare earths, and sometimes the lanthanides or lanthanoids (although scandium and yttrium, which do not belong to this series, are usually included as rare earths), [1] are a set of 17 nearly indistinguishable lustrous silvery-white soft heavy metals Compounds containing rare
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What are rare earth elements, and why are they important? The rare earth elements (REE) are a set of seventeen metallic elements These include the fifteen lanthanides on the periodic table plus scandium and yttrium Rare earth elements are an essential part of many high-tech devices
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 only a few locations
Rare Earth Elements – A Subset of Critical Minerals 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, and consumer products (Figure 2)
Rare-earth elements | U. S. Geological Survey - USGS. gov 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 ” Yttrium (atomic number 39) is also commonly regarded as an REE because it shares chemical and physical similarities and has affinities with the lanthanides
Rare earth elements: A review of applications, occurrence, exploration . . . Rare-earth elements (hereinafter referred to as REE) are a group of seventeen chemical elements in the periodic table, in particular the fifteen lanthanides as well as yttrium and scandium as defined by the International Union of Pure and Applied Chemistry (IUPAC)
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