| NN | Card | Specie | Formula | Space Group |
|---|---|---|---|---|
| 1. | 1877 | [1], DF | [Na5KCa2]Al6Si6O24[SO4]1.5 | P 4(-)3n |
| 2. | 1878 | [2], at 293oK, DF | Na4.5KCa2]Al6Si6O24[SO4]1.5 | P 4(-)3n |
| 3. | 1879 | [3], at 153oK, DF | Na4.5KCa2]Al6Si6O24[SO4]1.5 | P 4(-)3n |
| 4. | 1880 | [4], DF | [Na5KCa2]Al6Si6O24[SO4]1.5 | P 4(-)3n |
| 5. | 5890 | [5], DF | (Na,K,Ca)8Al6Si6O24[SO4]2 | P ba2 |