Citation: Roelofsen, J. N.; Peterson, R. C.; Raudsepp, M. (1992). Structural variation in nickel aluminate spinel (NiAl2O4) sample quench temperature = 1200 C, initially annealed at 800 C. American Mineralogist, 77, pp. 522-528.
Formula: Al2 Ni O4
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al24 Ni24 O32 (Al3 Ni3 O4)
Multiplicity: 1