Bastnaesite Definition
noun
A yellowish to reddish-brown mineral, (Ce,La)CO3 (F,OH), that is a source of rare-earth elements, including gadolinium, samarium, and neodymium.
American Heritage
(mineralogy) A yellow-brown mineral that is a source of several rare earth metals, especially gadolinium, samarium, and neodymium.
Wiktionary
Synonyms:
Other Word Forms of Bastnaesite
Noun
Singular:
bastnaesite
Plural:
bastnaesitesOrigin of Bastnaesite
After Bastnäs , a mine in south-central Sweden
From American Heritage Dictionary of the English Language, 5th Edition
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