rare earth element in Spanish
rare earth element in Spanish
elemento terrestre insólito
(chemistry) Any of a group of seventeen soft, lustrous, sometimes magnetic metals that form trivalent salts, which includes the lanthanides plus yttrium, scandium.
tierras raras
(chemistry) Any of a group of seventeen soft, lustrous, sometimes magnetic metals that form trivalent salts, which includes the lanthanides plus yttrium, scandium.