AM_Tetrataenite Formula: Fe Ni Name: Tetrataenite Unit cell: 2.533 2.533 3.582 90.0 90.0 90.0 , V=22.98 Space group: P4/MMM (123)

Clarke R S , Scott E R D , American Mineralogist , 65 (1980) p.624-630, Tetrataenite - ordered FeNi, a new mineral in meteorites, Locality: Cape Town iron meteorite