AM_Namansilite Formula: Na Mn Si2 O6 Name: Namansilite Unit cell: 9.513 8.621 5.354 90.0 105.14 90.0 , V=423.85 Space group: C12/C1 (15)

Ohashi H , Osawa T , Tsukimura K , Acta Crystallographica, Section C , 43 (1987) p.605-607, Refinement of the structure of manganese sodium dimetasilicate, Locality: synthetic, Note: pyroxene, Note: anisoB s from ICSD