AM_Natisite_1 Formula: Na2 Ti Si O5 Name: Natisite Unit cell: 6.485 6.485 5.0987 90.0 90.0 90.0 , V=214.43 Space group: P4/NMM (129)

Egorov-Tismenko Y K , Simonov M A , Belov N V , Doklady Akademii Nauk SSSR , 240 (1978) p.78-80, The refinement of the crystal structure of the synthetic sodium titanosilicate, Na2(TiO)[SiO4], Note: B11(Na) corrected