Faceted rectified great grand stellated hecatonicosachoron

The facetorectified great grand stellated hecatonicosachoron, or firgogishi, is a nonconvex uniform polychoron that consists of 600 regular tetrahedra and 120 quasitruncated great stellated dodecahedra. Two tetrahedra and six quasitruncated great stellated dodecahedra join at each vertex.

It also has 120 great icosihemidodecahedra as pseudofacets.

Vertex coordinates
The vertices are the same as those of the regiment colonel, the rectified great grand stellated hecatonicosachoron.