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substances (en) > elements (en) > metals (en) > σπάνια γαία

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Creado: 2020-08-14T16:49:31.77+02:00

σπάνια γαία  

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  • Information A rare-earth element or rare-earth metal, as defined by IUPAC is one of a set of seventeen chemical elements in the periodic table, specifically the fifteen lanthanides, as well as scandium and yttrium. (en)

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http://aims.fao.org/aos/agrovoc/c_24889

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