Citation: Lucchesi, S.; Russo, U.; Della Giusta, A. (1997). Crystal chemistry and cation distribution in some Mn-rich natural and synthetic spinels Sample: FRK1b. European Journal of Mineralogy, 9, pp. 31-42.
Formula: Al0.057 Fe2.266 Mg0.019 Mn0.339 O4 Ti0.025 Zn0.298
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al16 Fe24 Mg16 Mn24 O32 Ti16 Zn8 (Al2 Fe3 Mg2 Mn3 O4 Ti2 Zn)
Multiplicity: 1