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Choses à Savoir PLANETE

Science:Nature

Où trouve-t-on les terres rares ?

2021-03-22

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Scandium, yttrium, lanthane, cérium, praséodyme, erbium... Ces métaux ne vous disent probablement rien mais vous en avez sûrement déjà entendu parler sous le nom de terres rares. Cette expression désigne une famille de métaux qui comprend 17 éléments chimiques.

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