bastnaesite
English Thesaurus
1. a yellow-to-brown mineral that is a source of rare earth elements (noun.substance)
| hypernym | : | mineral, |
| definition | : | solid homogeneous inorganic substances occurring in nature having a definite chemical composition (noun.substance) |
| substance holonym | : | atomic number 58, ce, cerium, |
| definition | : | a ductile grey metallic element of the lanthanide series; used in lighter flints; the most abundant of the rare-earth group (noun.substance) |
| substance holonym | : | atomic number 60, nd, neodymium, |
| definition | : | a yellow trivalent metallic element of the rare earth group; occurs in monazite and bastnasite in association with cerium and lanthanum and praseodymium (noun.substance) |
| substance holonym | : | atomic number 59, pr, praseodymium, |
| definition | : | a soft yellowish-white trivalent metallic element of the rare earth group; can be recovered from bastnasite or monazite by an ion-exchange process (noun.substance) |
| substance holonym | : | atomic number 62, samarium, sm, |
| definition | : | a grey lustrous metallic element of the rare earth group; is used in special alloys; occurs in monazite and bastnasite (noun.substance) |
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