광물 데이터베이스와 크리스탈 테라피광물Magnesio-arfvedsoniteHenk Smeets – tomeikminerals.com·CC BY 4.0·WikimediaMagnesio-arfvedsoniteNaNa2(Mg4Fe3⁺)Si8O22(OH)2Monoclino IMA approved구성Composizione (% in peso)OSiMgNaFeOOxygen46.1%SiSilicon27.0%MgMagnesium11.7%NaSodium8.3%FeIron6.7%HHydrogen0.2%어원명명 유래 magnesium.