s-net: sqc5347
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 9 |
| Edges per primitive translational unit | 24 |
| Transitivity (vertex,edge) | (2,3) |
| Vertex degrees | {4,8} |
| Vertex coordination sequence | [(4, 15, 51, 100, 180, 273, 386, 507, 662, 813), (8, 30, 68, 132, 212, 308, 420, 556, 700, 876)] |
| Wells’ vertex symbol | [3^2.4.5^2.6, 3^2.4^6.5^10.6^4.7^4.8^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 4, 0, 1, 0, 1, 5, 0, 0, 0, 1, 5, 1, 0, 0, 1, 6, 0, 0, 0, 1, 7, 0, 0, 0, 2, 3, 0, 0, 0, 2, 5, 0, 0, 1, 2, 8, 0, 0, 0, 3, 4, -1, 1, 1, 3, 9, 0, 0, 0, 4, 5, 0, 0, 1, 4, 5, 1, -1, -1, 4, 6, -1, 0, 1, 4, 8, 0, -1, -1, 4, 9, 1, -1, -1, 5, 7, -1, 0, 1, 5, 8, 0, 0, -1, 5, 9, 0, -1, -1, 6, 7, 0, 0, 0, 6, 8, 1, -1, -2, 7, 9, 1, -1, -2) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.11775 | 4.11775 | 2.05887 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.16667 | 0.5 |
| 0 | 0.5 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.81702 | 2.81702 | 2.49719 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.32997 | 0.5 |
| 0 | 0.5 | 0.5 |
Edge end points:
Hyperbolic sources
h-nets with faithful topology
1 record listed.| Image | h-net name | Orbifold symbol | Transitivity (Vert,Edge,Face) | Vertex Degree | 2D Vertex Symbol |
|---|---|---|---|---|---|
 |
hqc697 | *2626 | (2,3,4) | {4,8} | {6.3.6.3}{3.6.6.6.3.6.6.6} |