AM_Rhodonite_8 Formula: Mn5 Si5 O15 Name: Rhodonite Unit cell: 9.7648 10.4912 12.2228 108.671 103.177 82.284 , V=1152.47 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: 15-4034, Note: see samples 15-4029 and 15-4024 for plausible typical fowlerite, and rhodonite cation distributions