AM_Rhodonite_16 Formula: Mn3 Zn Ca Si5 O15 Name: Rhodonite Unit cell: 9.8905 10.5423 12.2294 108.739 103.773 82.05 , V=1170.18 Space group: C-1 (2)

Nelson W R , Griffen D T , American Mineralogist , 90 (2005) p.969-983, Crystal chemistry of Zn-rich rhodonite ( fowlerite ), Sample: 15-4041, Note: see samples 15-4029 and 15-4024 for plausible typical fowlerite, and rhodonite cation distributions