bastnasite

Noun
  1. A yellow-to-brown mineral that is a source of rare earth elements (synset 114692226)
    is a type of: mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition
    substance holonym:
    • atomic number 58, ce, cerium - a ductile grey metallic element of the lanthanide series; used in lighter flints; the most abundant of the rare-earth group
    • atomic number 60, nd, neodymium - a yellow trivalent metallic element of the rare earth group; occurs in monazite and bastnasite in association with cerium and lanthanum and praseodymium
    • atomic number 59, pr, praseodymium - a soft yellowish-white trivalent metallic element of the rare earth group; can be recovered from bastnasite or monazite by an ion-exchange process
    • atomic number 62, samarium, sm - a grey lustrous metallic element of the rare earth group; is used in special alloys; occurs in monazite and bastnasite
    same as: bastnaesite

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