광물 데이터베이스와 크리스탈 테라피광물Magnesionigerite-6N6SMagnesionigerite-6N6S(Mg,Al,Zn)3(Al,Sn,Fe)8O15(OH) root IMA renamed구성Composizione (% in peso)OAlMgOOxygen46.9%AlAluminium39.5%MgMagnesium13.4%HHydrogen0.2%어원명명 유래 nigerite series.