Small rhombated heptapeton

The small rhombated heptapeton or sril, also called the cantellated heptapeton or cantellated 6-simplex, is a convex uniform polypeton. It consists of 7 rectified hexatera, 7 small rhombated hexatera, and 21 pentachoric prisms. 1 rectified hexateron, 4 small rhombated hexatera, and 2 pentachoric prisms join at each vertex. As the name suggests, it is the cantellation of the heptapeton.