K3Na7W20Ni[SiO4]2O62[H2O]20 aP254 2

• H-K-Na-Ni-O-Si-W
• magnetic properties
• magnetic susceptibility
• optical properties
• values of magnetic susceptibility
• Curie-Weiss paramagnetism
• oxide
• chalcogen
• alkali
• metalloid
• multinary
• triclinic