19-3 gyrochoron

The 19-3 gyrochoron, also known as gyrus 19, is a convex isochoric polychoron and member of the gyrochoron family with 19 identical cells. It can also be constructed as the 19-6 gyrochoron.

Each cell of this polychoron has bilateral symmetry, with 2 mirror-symmetric dodecagons, 2 mirror-symmetric hexagons, 6 kites, and 4 isosceles triangles for faces.