Snub blended truncated hexadecachoron

Vertex coordinates
The vertices of a snub blended truncated hexadecachoron of edge length 1 are given by all permutations of:


 * $$\left(\frac{\sqrt6}{2},\,\frac{\sqrt6}{3},\,\frac{\sqrt6}{6},\,\frac{\sqrt6}{6}\right).$$