AM_Vesuvianite_9 Formula: Si8.67 Al4.74 Mn1.76 Ca9.5 O39.2 B.24 Name: Vesuvianite Unit cell: 15.571 15.571 11.789 90.0 90.0 90.0 , V=2858.31 Space group: P14/N1 (1)

Armbruster T , Gnos E , American Mineralogist , 85 (2000) p.570-577, Tetrahedral vacancies and cation ordering in low-temperature Mn-bearing, vesuvianites: Indication of a hydrogarnet-like substitution, Sample: NC14-2