Great ditrigonary dishecatonicosihexacosihecatonicosachoron

The great ditrigonary dishecatonicosihexacosihecatonicosachoron, or giddit dahixhi, is a nonconvex uniform polychoron that consists of 600 octahedra, 120 icosidodecahedra, 120 icosidodecadodecahedra, and 120 small icosicosidodecahedra. Three octahedra, three icosidodecahedra, six icosidodecadodecahedra, and six small icosicosidodecahedra join at each vertex.

Vertex coordinates
Its vertices are the same as those of its regiment colonel, the rectified small ditrigonary hexacosihecatonicosachoron.