Formula: Ca8.04 Y.66 Ce.15 La.09 Fe1.53 Mn.72 Si25.708 Nb.288 Na11.82 K.18 Zr3 O75.776 Cl.972 H1.036
Name: Eudialyte
Unit cell: 14.256 14.256 30.351 90.0 90.0 120.0 , V=5341.94
Space group: R-3M (166)

Johnsen O , Grice J D , The Canadian Mineralogist , 37 (1999) p.865-891, The crystal chemistry of the eudialyte group, Locality: Kipawa alkaline complex, Villedieu township, Temiscaminque County, Quebec, Canada, Sample: #7, Note: additional sites with low but unreported occupancies excluded