Small icosicosidodecahedron

Small icosicosidodecahedron
TypeUniform star polyhedron
ElementsF = 52, E = 120
V = 60 (χ = 8)
Faces by sides20{3}+12{5/2}+20{6}
Coxeter diagram
Wythoff symbol5/2 3 | 3
Symmetry groupIh, [5,3], *532
Index referencesU31, C40, W71
Dual polyhedronSmall icosacronic hexecontahedron
Vertex figure
6.5/2.6.3
Bowers acronymSiid

In geometry, the small icosicosidodecahedron (or small icosified icosidodecahedron) is a nonconvex uniform polyhedron, indexed as U31. It has 52 faces (20 triangles, 12 pentagrams, and 20 hexagons), 120 edges, and 60 vertices.