AM_Kapustinite
Formula: Na5.29 Nd.1 Zr.91 Mn.24 Ti.05 Si6 O18 H3
Name: Kapustinite
Unit cell: 10.69 10.31 7.407 90.0 92.4 90.0 , V=815.64
Space group: C12/M1 (12)

Yamnova N A , Egorov-Tismenko Y K , Pekov I V , Shchegol kova L V , Doklady Akademii Nauk SSSR , 396 (2004) p.680-685, Crystal structure of kapustinite Na5.5Mn0.25Zr[Si6O16(OH)2] - a new mineral of, the lovozerite group