Citation: Essene, E. J.; Peacor, D. R. (1983). Crystal chemistry and petrology of coexisting galaxite and jacobsite and other spinel solution and solvi. American Mineralogist, 68, pp. 449-455.
Formula: Al2.11 Mn0.89 O4
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al24 Mn8 O32 (Al3 Mn O4)
Multiplicity: 1