bast•nas•ite
We found 2 definitions of bastnasite from 2 different sources.
NounPlural: bastnasites |
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bastnasite - a yellow-to-brown mineral that is a source of rare earth elements | ||
bastnaesite | ||
mineral solid homogeneous inorganic substances occurring in nature having a definite chemical composition | ||
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, neodymium, nd 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, praseodymium, pr a soft yellowish-white trivalent metallic element of the rare earth group; can be recovered from bastnasite or monazite by an ion-exchange process |