betafite

贝塔石, 铌钛铀矿, 钛酸铌酸铀矿

词形变化

betafites 复数 betafites

释义与例句

n.
  1. 1.

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

    可数 不可数 化学 地质

词源

From Betafo + -ite, after Betafo in the Malagasy Republic, where it was discovered.

来源：wiktionary