Basis data mineral & terapi kristalMineralMetahewettiteDavid Hospital·CC BY-SA 4.0·WikimediaMetahewettiteCaV5⁺6O16·3H2OMonoclino IMA grandfatheredKomposisiComposizione (% in peso)OVCaOOxygen75.8%VVanadium12.7%CaCalcium10.0%HHydrogen1.5%EtimologiDinamai dari meta-.