AM_Spinel_159 Formula: (Mg.999 Al2.001) O4 Name: Spinel Unit cell: 8.0844 8.0844 8.0844 90.0 90.0 90.0 , V=528.38 Space group: FD3M (227)

Andreozzi G B , Princivalle F , American Mineralogist , 87 (2002) p.838-844, Kinetics of cation ordering in synthetic MgAl2O4 spinel, Sample: annealed at 1000 deg C for 12h, then isothermally ordered at 800 deg C for 40 min