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Heavy Rare Earths (HREEs)

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Heavy Rare Earths (HREEs)

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There are 17 rare earth elements in the periodic table and they are considered rare because they are not usually found in commercially viable concentrations. REE rich minerals are often byproducts of mining other mineral commodities. The rare earths are divided into light (LREE) and heavy (HREE) rare earths HREEs are important for high tech and energy products: Dysprosium for permanent magnets, Europium for phosphors and fuel cells, Terbium for phosphors and permanent magnets, and Yttrium for red phosphor, fluorescent lamps, ceramics, and metal alloys.

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