Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A radioactive mineral in the pyrochlore group, having chemical formula (Ca,U)2(Ti,Nb,Ta)2O6(OH).

Etymologies

Betafo +‎ -ite, after Betafo in the Malagasy Republic, where it was discovered. (Wiktionary)

Examples

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