AM_Lemmleinite-Ba Formula: Ti4 Si8 O32.986 Ba.906 Mn.493 K1.708 Na2.196 H11.6 Name: Lemmleinite-Ba Unit cell: 14.2147 13.764 7.7574 90.0 116.653 90.0 , V=1356.47 Space group: C12/M1 (12)

Armbruster T , Krivovichev S V , Weber T , Gnos E , Organova N N , Yakovenchuk V N , American Mineralogist , 89 (2004) p.1655-1666, Origin of diffuse superstructure reflections in labuntsovite-group minerals, Sample A2 at T = -160 deg C, Locality: Khibiny alkaline complex, Kola peninsula, Russia