Compound of two inverted snub dodecadodecahedra

The compound of two inverted snub dodecadodecahedra is a uniform polyhedron compound. It's composed of the 2 enantiomers of the inverted snub dodecadodecahedron.

Compound of two inverted snub dodecadodecahedra
Type	Uniform compound
Index	UC74
Polyhedra	2 inverted snub dodecadodecahedra
Faces	120 triangles, 24 pentagons, 24 pentagrams
Edges	300
Vertices	120
Symmetry group	icosahedral (Ih)
Subgroup restricting to one constituent	chiral icosahedral (I)

3D model of the compound of two inverted snub dodecadodecahedra

References

• Skilling, John (1976), "Uniform Compounds of Uniform Polyhedra", Mathematical Proceedings of the Cambridge Philosophical Society, 79 (3): 447–457, doi:10.1017/S0305004100052440, MR 0397554.