Great tritrigonary hexacosihecatonicosidishecatonicosachoron

The great tritrigonary hexacosihecatonicosidishecatonicosachoron, or getit xhidy, is a nonconvex uniform polychoron that consists of 600 tetrahedra, 120 great dodecicosidodecahedra, 120 truncated great icosahedra, and 120 great dodecicosahedra. One tetrahedron, three great dodecicosidodecahedra, three truncated great icosahedra, and three great dodecicosahedra join at each vertex.

Vertex coordinates
Its vertices are the same as those of its regiment colonel, the great tritrigonary hexacositrishecatonicosachoron.