| Vertices: | 28 (28[3]) |
| Faces: | 12 ({3 * 4} nonconvex heptagons) |
| Edges: | 42 (12 different lengths) |
| Symmetry: | 3-fold Cyclic (C3) |
| (values below based on integer coordinates) |
| Edge 1 (3): | sqrt(2) | ≈1.4142135623730950488 |
| Edge 2 (3): | sqrt(3) | ≈1.73205080756887729353 |
| Edge 3 (3): | sqrt(5) | ≈2.2360679774997896964 |
| Edge 4 (6): | 2*sqrt(2) | ≈2.8284271247461900976 |
| Edge 5 (6): | 4 |
| Edge 6 (3): | 3*sqrt(2) | ≈4.2426406871192851464 |
| Edge 7 (3): | 2*sqrt(6) | ≈4.8989794855663561964 |
| Edge 8 (3): | 5 |
| Edge 9 (3): | 3*sqrt(3) | ≈5.1961524227066318806 |
| Edge 10 (3): | sqrt(35) | ≈5.9160797830996160426 |
| Edge 11 (3): | 7*sqrt(2) | ≈9.8994949366116653416 |
| Edge 12 (3): | 12*sqrt(2) | ≈16.970562748477140586 |
| Volume: | 575/2 | 287.5 |
|