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Mathiasite

(K, Ba, Sr)(Zr, Fe)(Mg,Fe)₂ (Ti,Cr,Fe)₁₈O₃₈

Trigonale crown IMA approved

構成

Composizione (% in peso)

Ti

O

TiTitanium52.3%
OOxygen36.9%
ZrZirconium5.5%
MgMagnesium2.9%
KPotassium2.4%