광물 데이터베이스와 크리스탈 테라피광물HoldeniteDavid Hospital·CC BY-SA 4.0·WikimediaHoldenite(Mn2⁺,Mg)6Zn3(AsO4)2(SiO4)(OH)8 IMA grandfathered구성Composizione (% in peso)MnOZnAsMnManganese31.9%OOxygen31.0%ZnZinc19.0%AsArsenic14.5%SiSilicon2.7%HHydrogen0.8%어원명명 유래 Albert F. Holden.