Mineralape

Písekite-(Y)

(Y,As,Ca,Fe,U)(Nb,Ti,Ta)O4
root IMA questionable

Skład

Composizione (% in peso)
Nb
Y
O
  • NbNiobium37.8%
  • YYttrium36.2%
  • OOxygen26.0%

Czakry wtórne

third eye