Chemical Formula: Cu+Mn++14Fe+++(As+++O3)5(SiO4)2(As+++++O4)(OH)6
Help on Composition: Composition: Molecular Weight = 1928.25 g
 
Manganese 39.89 % Mn 51.50 % MnO 0.00 %
Iron 2.90 % Fe 4.14 % Fe2O3 0.00 %
Copper 3.30 % Cu 3.71 % Cu2O 0.00 %
Silicon 2.91 % Si 6.23 % SiO2 0.00 %
Arsenic 23.31 % As 25.65 % As2O3 5.96 % As2O
Hydrogen 0.31 % H 2.80 % H2O 0.00 %
Oxygen 27.38 % O 0.00 % 0.00 %



100.00 % 94.03 % 5.96 %
 
Help on Empirical Formula: Empirical Formula: CuMn2+14Fe3+(AsO3)5(SiO4)2(AsO4)(OH)6
Help on Environment: Environment:
Help on Locality: Locality: Langbanshyttan, Vermland, Sweden.. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin:
Help on Synonym: Synonym: