14-2 gyrochoron

The 14-2 gyrochoron, also known as mobius 14, is a convex isochoric polychoron with 14 ridge-quadritruncated wedges as cells.

Each cell of this polychoron has mirror symmetry, with 2 dodecagons, 9 tetragons, and 2 triangles for faces, and shares a face with every other cell.