AM_Saneroite Formula: Na2.291 Mn10 Si11 V O38 H2 Name: Saneroite Unit cell: 9.741 9.974 9.108 92.7 117.11 105.3 , V=745.19 Space group: P-1 (2)

Basso R , Giusta A D , Neues Jahrbuch fur Mineralogie, Abhandlungen , 138 (1980) p.332-342, The crystal structure of a new manganese silicate, Locality: Liguria, Italy