Triangular triswirltegum

The triangular triswirltegum is a convex isochoric polychoron and member of the duoprismatic swirltegum family with 27 identical cells. It is the third in an infinite family of isochoric triangular hosohedral swirlchora.

Each cell of this polychoron has digonal symmetry, with 2 rectangle-symmetric hexagons, 4 tetragons, and 4 triangles for faces.