Triangular double gyroantitegmoid

The triangular double gyroantitegmoid is a convex isochoric polychoron and member of the double gyroantitegmoid family with 36 order-8 truncated digonal-octagonal gyronotches as cells. It is the second in an infinite family of isochoric triangular tegmatic swirlchora.

Each cell of this polychoron has rectangular pyramidal symmetry, with 1 tetrambus, 2 mirror-symmetric pentagons, and 8 kites for faces.