AM_Spinel_353 Formula: Mn1.193 Cr1.807 O4 Name: Spinel Unit cell: 8.4466 8.4466 8.4466 90.0 90.0 90.0 , V=602.62 Space group: FD3M (227)

Lucchesi S , Russo U , Della Giusta A , European Journal of Mineralogy , 9 (1997) p.31-42, Crystal chemistry and cation distribution in some, Mn-rich natural and synthetic spinels, Sample: SPN255