AM_Eudialyte_1 Formula: Ca4.68 Mn1.86 Y.18 Ce.45 La.33 Fe2.28 Nb.62 Ta.04 Ti.06 Si25.12 Na13.02 Nd.12 K.3 Sr.12 Zr3 O78.494 Cl.764 H1.244 Name: Eudialyte Unit cell: 14.2277 14.2277 29.987 90.0 90.0 120.0 , V=5256.94 Space group: R3M (160)

Johnsen O , Grice J D , The Canadian Mineralogist , 37 (1999) p.865-891, The crystal chemistry of the eudialyte group, Locality: Mont Saint-Hilaire, Rouville County, Quebec, Canada, Sample: #2