AM_Manganpyrosmalite Formula: Mn4.48 Fe3.7 Si5.82 O23.35 Cl1.65 H8.35 Name: Manganpyrosmalite Unit cell: 13.391 13.391 7.139 90.0 90.0 120.0 , V=1108.65 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, Sample 1: Iron-rich manganpyrosmalite, Kyurazawa mine, Japan