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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 ...
Metal production, in particular iron and steel industry, is the dominant heavy industry in Ukraine. Ukraine is the world's eighth largest producer and third largest exporter of iron and steel (2007). [ 1 ]
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Artemivsk Factory of non-Ferrous Metals; Mykytivsky Mercury Factory; Ukrtsynk; Toreztverdosplav; Dokuchaevsk Dolomite-Sintering Factory; Bilokamiansky Refractory; Nikopol Ferroalloy Plant; Zaporizhzhia Ferroalloy Plant; Zaporizhzhia Aluminum; Zaporizhzhya Titanium-Magnesium Plant; Vilnohirsk non-Ferrous Metallurgy; Ukrainian Chemical Products ...
This category lists scientists, particularly chemists, geologists, mineralogists, physicists, and people in related disciplines who are or were involved in the discovery and study of the rare earth elements
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Rare-earth ore, shown with a United States penny for size comparison. A rare-earth mineral contains one or more rare-earth elements as major metal constituents. Rare-earth minerals are usually found in association with alkaline to peralkaline igneous complexes in pegmatites. This would be associated with alkaline magmas or with carbonatite ...