AM_Kentbrooksite_3 Formula: Ca4.95 Mn2.49 Ce.582 La.408 Nd.15 Fe1.05 Nb.95 Si24.93 Na13.05 K.33 Sr.72 Y.24 Zr2.97 O77.549 Cl.45 H1.549 Name: Kentbrooksite Unit cell: 14.2784 14.2784 30.089 90.0 90.0 120.0 , V=5312.48 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: #16