AM_Ullmannite_3 Formula: Ni Sb S Name: Ullmannite Unit cell: 5.9341 5.9341 5.9341 90.0 90.0 90.0 , V=208.96 Space group: P213 (198)

Foecker A J , Jeitschko W , Journal of Solid State Chemistry , 162 (2001) p.69-78, The atomic order of the pnictogen and chalcogen atoms in equiatomic ternary