AM_Rhodonite_13
Formula: Mn3 Zn Ca Si5 O15
Name: Rhodonite
Unit cell: 9.864 10.5237 12.218 108.727 103.705 82.082 , V=1164.33
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: 15-4028, Note: see samples 15-4029 and 15-4024 for plausible typical fowlerite, and rhodonite cation distributions