Basis data mineral & terapi kristalMineralPotassic-arfvedsonitePotassic-arfvedsoniteKNa2(Fe2⁺4Fe3⁺)Si8O22(OH)2Monoclino root IMA redefinedKomposisiComposizione (% in peso)OSiFeOOxygen47.6%SiSilicon27.8%FeIron13.8%NaSodium5.7%KPotassium4.8%HHydrogen0.2%EtimologiDinamai dari potassium.Chakra sekunderthird eye