AM_Magnesioferrite_121 Formula: (Mg1.04 Fe1.96) O4 Name: Magnesioferrite Unit cell: 8.385 8.385 8.385 90.0 90.0 90.0 , V=589.53 Space group: FD3M (227)

Boiocchi M , Caucia F , Merli M , Prella D , Ungaretti L , European Journal of Mineralogy , 13 (2001) p.871-881, Crystal-chemical reasons for the immiscibility of periclase and wustite, under lithospheric P,T conditions, Sample: after heating to 1100 deg C