AM_Spessartine_13
Formula: O12 Mn3 Al2 Si3
Name: Spessartine
Unit cell: 11.641 11.641 11.641 90.0 90.0 90.0 , V=1577.51
Space group: IA-3D (230)

Rodehorst U , Geiger C A , Armbruster T , American Mineralogist , 87 (2002) p.542-549, The crystal structures of grossular and spessartine between 100 and 600 K, and the crystal chemistry of grossular-spessartine solid solutions, Sample: T = 598 K