AM_Spinel_443 Formula: Al1.937 Mg.996 Zn.004 Cr.061 Fe.002 O4 Name: Spinel Unit cell: 8.0926 8.0926 8.0926 90.0 90.0 90.0 , V=529.99 Space group: FD3M (227)

Carbonin S , Martignago F , Menegazzo G , Dal Negro A , Physics and Chemistry of Minerals , 29 (2002) p.503-514, X-ray single-crystal study of spinels: in situ heating, Sample: NAT, Cooling, T = 25 C