Small hexacosidishecatonicosachoron

The small hexacosidishecatonicosachoron, or sixady, is a nonconvex uniform polychoron that consists of 120 truncated dodecahedra, 120 small dodecicosahedra, and 600 truncated tetrahedra. 2 of each type of cell join at each vertex.

Vertex coordinates
The vertices are the same as those of the regiment colonel, the small sphenoverted hexacosidishecatonicosachoron.