菜篮子兴趣思朗文词典

bastnaesite

B 开头单词

柯林斯词典

    bastnaesite (also bastnasite)

  • 1. 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 氟碳鈰鑛

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