AM_Spinel_315 Formula: Mg.899 Al1.75 Mn.351 O4 Name: Spinel Unit cell: 8.1413 8.1413 8.1413 90.0 90.0 90.0 , V=539.61 Space group: FD3M (227)

Bosi F , Halenius U , Andreozzi G B , Skogby H , Lucchesi S , American Mineralogist , 92 (2007) p.27-33, Structural refinement and crystal chemistry of Mn-doped spinel: A case for, tetrahedrally coordinated Mn3+ in an oxygen-based structure, Sample: MgMn20