| 单词 | bastnaesite |
| 释义 | Word Frequency bastnaesite or bastnasite (ˈbæstnəˌsaɪt) noun 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 Word origin C19: from Swedish bastnäsit, after Bastnäs, Sweden, where it was found |
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