광물 데이터베이스와 크리스탈 테라피광물RibbeiteErik Vercammen·CC BY 3.0·WikimediaRibbeiteMn2⁺5(SiO4)2(OH)2 IMA approved구성Composizione (% in peso)OSiMnOOxygen58.6%SiSilicon20.6%MnManganese20.1%HHydrogen0.7%