Basis data mineral & terapi kristalMineralUsturiteUsturiteCa3(SbZr)(FeO4)3Cubico IMA renamedKomposisiComposizione (% in peso)OFeSbCaZrOOxygen27.7%FeIron24.2%SbAntimony17.6%CaCalcium17.4%ZrZirconium13.2%EtimologiDinamai dari Ustur.