Great snub rhombatotetrahedral hecatonicosachoron

The great snub rhombatotetrahedral hecatonicosachoron or giserthi is a convex isogonal polychoron that consists of 120 small rhombitetratetrahedra, 120 snub tetrahedra, 480 triangular antipodiums, 720 digonal-rectangular gyrowedges, 1440 phyllic disphenoids of two kinds and 1440 irregular tetrahedra. However, it cannot be made scaliform.