Luetheite

General Information: Chemical Formula:Cu2Al2(AsO4)2(OH)4·(H2O) Composition:(Molecular Weight = 544.94 gm)Aluminum 9.90 % AlCopper 23.32 % CuArsenic 27.50 % AsHydrogen 1.11 % H Oxygen 38.17 % O  Empirical Formula: Cu2Al2(AsO4)2(OH)4·(H2O) IMA Status:Approved IMA 1977Physical Properties: Cleavage:[100] Distinct Color:blue, greenish, or light green. Density:4.28 Hardness:3 - CalciteMore details...

C 2Al2(AsO4)2(OH)4 (H2O)