광물 데이터베이스와 크리스탈 테라피광물EcandrewsiteDavid Hospital·CC BY-SA 4.0·WikimediaEcandrewsite(Zn,Fe2⁺,Mn2⁺)TiO3Trigonale IMA approved구성Composizione (% in peso)ZnOTiZnZinc40.5%OOxygen29.8%TiTitanium29.7%