Citation: Johnsen, O.; Grice, J. D. (1999). The crystal chemistry of the eudialyte group Sample: #1 Note: additional sites with low but unreported occupancies excluded. The Canadian Mineralogist, 37, pp. 865-891.
Formula: Ca5.58 Ce0.234 Cl0.684 Fe1.77 H1.356 K0.3 La0.096 Mn1.38 Na14.19 Nb0.318 O76.256 Si25.68 Sr0.12 Zr3
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Ca36 Ce36 Cl72 Fe9 K18 La36 Mn45 Na72 Nb30 O330 Si102 Sr18 Zr9 (Ca12 Ce12 Cl24 Fe3 K6 La12 Mn15 Na24 Nb10 O110 Si34 Sr6 Zr3)