Citation: Johnsen, O.; Grice, J. D. (1999). The crystal chemistry of the eudialyte group Sample: #6. The Canadian Mineralogist, 37, pp. 865-891.
Formula: Ca6.39 Ce0.039 Cl0.636 Fe2.1 H1.362 K0.36 La0.036 Mn0.81 Na11.37 Nb0.31 O77.092 Si25 Sr2.745 W0.52 Zr2.97
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Ca9 Ce9 Cl18 Fe18 K9 La9 Mn9 Na9 Nb3 O246 Si78 Sr9 W3 Zr9 (Ca3 Ce3 Cl6 Fe6 K3 La3 Mn3 Na3 Nb O82 Si26 Sr3 W Zr3)
Multiplicity: 1