Citation: Meducin, F.; Redfern, S. A. T.; Le Godec, Y.; Stone, H. J.; Tucker, M. G.; Dove, M. T.; Marshall, W. G. (2004). Study of cation order-disorder in MgAl2O4 spinel by in situ neutron diffraction up to 1600 K and 3.2 GPa Sample at T = 549 K and P = 0.4 GPa, inversion parameter x = .262. American Mineralogist, 89, pp. 981-986.