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bastnaesite

or bast·näs·ite

[ bast-nuh-sahyt ]

noun

  1. a rare-earth mineral, fluorocarbonate of lanthanum and cerium, with a waxy-yellow to reddish-brown color, commonly associated with zinc ores.

bastnaesite

/ ˈbæstnəˌsaɪt /

noun

  1. 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: LaFCO 3
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word History and Origins

Origin of bastnaesite1

Named after Bastnäs, mine in Sweden; -ite 1
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Word History and Origins

Origin of bastnaesite1

C19: from Swedish bastnäsit , after Bastnäs , Sweden, where it was found

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bastionBastogne

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