Citation: Johnsen, O.; Grice, J. D. (1999). The crystal chemistry of the eudialyte group Sample: #4 Note: additional sites with low but unreported occupancies excluded. The Canadian Mineralogist, 37, pp. 865-891.
Formula: Ca3.72 Ce0.39 Cl0.4 Fe1.05 H1.58 K0.24 La0.24 Mn3.42 Na13.35 Nb0.79 Nd0.09 O76.7 Si25.33 Sr0.12 Ti0.12 Y0.12 Zr2.76
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Ca18 Ce36 Cl24 Fe18 K9 La36 Mn27 Na36 Nb12 Nd9 O252 Si81 Sr9 Ti9 Y18 Zr9 (Ca6 Ce12 Cl8 Fe6 K3 La12 Mn9 Na12 Nb4 Nd3 O84 Si27 Sr3 Ti3 Y6 Zr3)