bastnäsite

bastnaesite

[bast-nuh-sahyt]
noun
a rare-earth mineral, fluorocarbonate of lanthanum and cerium, with a waxy-yellow to reddish-brown color, commonly associated with zinc ores.
Also, bastnäsite.


Origin:
named after Bastnäs, mine in Sweden; see -ite1

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World English Dictionary
bastnaesite or bastnasite (ˈbæstnəˌsaɪt)
 
n
a rare yellow to reddish-brown mineral consisting of a carbonate of fluorine and several lanthanide metals. It occurs in association with zinc and is a source of the lanthanides. Formula: LaFCO3
 
[C19: from Swedish bastnäsit, after Bastnäs, Sweden, where it was found]
 
bastnasite or bastnasite
 
n
 
[C19: from Swedish bastnäsit, after Bastnäs, Sweden, where it was found]

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