• Definition for "bastnasite"
    • A light brown mineral that's a source of…
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  • Sentence for "bastnasite"
    • This underlines the need for new…
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  • Hypernym for "bastnasite"

bastnasite definition

  • noun:
    • A light brown mineral that's a source of many rare earth elements
    • A fluocarbonate of cerium, lanthanum, and didymium through the Bastnäs my own, Sweden. It happens as an alteration product of tysonite near Pike's Peak, Colorado.
    • a yellow-to-brown mineral that's a source of rare earth elements
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