| Vertices: | 12 (12[5]) |
| Faces: | 12 (regular pentagrams) |
| Edges: | 30 |
| Symmetry: | Full Icosahedral (Ih) |
| Dihedral Angle: | acos(-sqrt(5)/5) | ≈116.565051177 degrees |
| Dual Solid: | Great Dodecahedron |
| (values below based on edge length = 1) |
| Circumscribed Radius: | sqrt(2*(5-sqrt(5)))/4 | ≈0.58778525229247312917 |
| Midscribed Radius: | (sqrt(5)-1)/4 | ≈0.30901699437494742410 |
| Inscribed Radius: | sqrt(10*(5-sqrt(5)))/20 | ≈0.26286555605956680301 |
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