| Vertices: | 30 (30[4]) |
| Faces: | 24 (12 regular pentagons + 12 regular pentagrams) |
| Edges: | 60 |
| Symmetry: | Full Icosahedral (Ih) |
| Dihedral Angle: | acos(-sqrt(5)/5) | ≈116.565051177 degrees |
| Dual Solid: | Medial Rhombic Triacontahedron |
| (values below based on edge length = 1) |
| Circumscribed Radius: | 1 |
| Midscribed Radius: | sqrt(3)/2 | ≈0.86602540378443864676 |
| Pentagon Center Radius: | sqrt(10*(5-sqrt(5)))/10 | ≈0.52573111211913360603 |
| Pentagram Center Radius: | sqrt(10*(5+sqrt(5)))/10 | ≈0.85065080835203993218 |
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