Zincobotryogen

General Information: Chemical Formula:(Zn,Mg,Mn)Fe+++(SO4)2(OH)·7(H2O) Composition:(Molecular Weight = 443.11 gm)Magnesium 1.65 % MgManganese 1.24 % MnZinc 8.85 % ZnIron 12.60 % FeHydrogen 3.41 % H Sulfur 14.47 % S Oxygen 57.77 % O  Empirical Formula: Zn0.6Mg0.3Mn2+0.1Fe3+(SO4)2(OH)·7(H2O) IMA Status:Approved IMA 1964Physical Properties: Color:orange red. Density:2.201 Diaphaniety:Transparent to Translucent Hardness:2.5 - Finger Nail Luster:Vitreous - Greasy Streak:light yellowMore details...