17-3 gyrochoron

The 17-3 gyrochoron, also known as gyrus 17, is a convex isochoric polychoron and member of the gyrochoron family with 17 identical cells. It can also be constructed as the 17-6 gyrochoron.

Each cell of this polychoron has bilateral symmetry, with 2 mirror-symmetric decagons, 2 mirror-symmetric pentagons, 6 kites, and 2 isosceles triangles for faces.