| Vertices: | 28 (28[3]) |
| Faces: | 12 ({6 * 2} nonconvex heptagons) |
| Edges: | 42 (7 different lengths) |
| Symmetry: | 3-fold Dihedral (D3) |
| (values below based on integer coordinates) |
| Edge 1 (6): | 3*sqrt(5) | ≈6.7082039324993690892 |
| Edge 2 (6): | 9 |
| Edge 3 (9): | 2*sqrt(21) | ≈9.1651513899116800132 |
| Edge 4 (6): | 12 |
| Edge 5 (6): | 24 |
| Edge 6 (3): | 12*sqrt(5) | ≈26.832815729997476357 |
| Edge 7 (6): | 30 |
| Volume: | 5256 [EXACT] |
|