AM_Manganpyrosmalite_1 Formula: Mn6 Fe1.6 Si6 O23.53 Cl1.47 H8.53 Name: Manganpyrosmalite Unit cell: 13.422 13.422 7.165 90.0 90.0 120.0 , V=1117.84 Space group: P-3M1 (164)

Kato T , Takeuchi Y , The Canadian Mineralogist , 21 (1983) p.1-6, The pyrosmalite group of minerals I. Structure refinement of, Manganpyrosmalite, Note: sample 2, Note: z-coordinate for AlM4 changed, Locality: Kyurazawa mine, Japan