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- 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)
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- 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
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