Citation: Moore, P. B.; Araki, T.; Merlino, S.; Mellini, M.; Zanazzi, P. F. (1981). The arrojadite-dickinsonite series, KNa4Ca(Fe,Mn)14Al(OH)2(PO4)12: Crystal structure and crystal chemistry sample NM. American Mineralogist, 66, pp. 1034-1049.
Formula: Al Ca F2 Fe14 K Na4 O48 P12
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al4 F8 Fe56 Na12 O208 P56 (Al F2 Fe14 Na3 O52 P14)
Multiplicity: 1