bgcolor=#e7dcc3 colspan=3 | Icosahedral bipyramid | |
---|---|---|
align=center colspan=3 | Orthogonal projection Central icosahedron with 30 blue edges and 20 red vertices, apex vertices in yellow, connecting to icosahedron with 24 black edges. | |
Type | Polyhedral bipyramid | |
Schläfli symbol | + dt | |
Coxeter-Dynkin | ||
Cells | ||
Faces | 80 | |
Edges | 54 (30+12+12) | |
Vertices | 14 (12+2) | |
Dual | Dodecahedral prism | |
Symmetry group | [2,3,5], order 240 | |
Properties | convex, regular-celled, Blind polytope |
It is the dual of a dodecahedral prism, Coxeter-Dynkin diagram, so the bipyramid can be described as . Both have Coxeter notation symmetry [2,3,5], order 240.
Having all regular cells (tetrahedra), it is a Blind polytope.