Ojuelaite

General Information: Chemical Formula:ZnFe+++2(AsO4)2(OH)2·4(H2O) Composition:(Molecular Weight = 561.00 gm)Zinc 11.66 % ZnIron 19.91 % FeArsenic 26.71 % AsHydrogen 1.80 % H Oxygen 39.93 % O  Empirical Formula: ZnFe3+2(AsO4)2(OH)2·4(H2O) IMA Status:Approved IMA 1979Physical Properties: Cleavage:[???] Good Color:greenish yellow. Density:2.39 Diaphaniety:Transparent Hardness:3 - Calcite Luster:Vitreous (Glassy) Streak:light yellowMore details...