AM_Spinel_535
Formula:
Al1.916 Fe.081 Mg.99 O4
Name:
Spinel
Unit cell:
8.128 8.128 8.128 90.0 90.0 90.0 , V=536.97
Space group:
FD3M (227)
Martignago F , Dal Negro A , Carbonin S , Physics and Chemistry of Minerals , 30 (2003) p.401-408, How Cr3+ and Fe3+ affect Mg-Al order-disorder transformation at high temperature, in natural spinels, Sample: L-Fe, 2nd run, T = 450 C