s-net: sqc4551
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 8 |
| Edges per primitive translational unit | 22 |
| Transitivity (vertex,edge) | (4,5) |
| Vertex degrees | {4,8,4,6} |
| Vertex coordination sequence | [(4, 16, 44, 114, 206, 364, 484, 764, 880, 1306), (8, 20, 70, 124, 276, 350, 628, 686, 1126, 1134), (4, 20, 52, 138, 224, 418, 516, 850, 920, 1426), (6, 22, 54, 146, 214, 426, 484, 852, 868, 1420)] |
| Wells’ vertex symbol | [3^4.4^2, 3^4.4^2.5^4.6^5.7^4.8^8.9, 5^4.7.8, 3^4.4^2.5^2.6^4.7^3] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 4, 0, 0, 0, 1, 4, 2, 0, -1, 1, 5, 0, 0, 0, 2, 3, 0, 0, 0, 2, 4, 0, 0, 0, 2, 6, 0, 0, 0, 3, 5, 0, -1, 0, 3, 6, 0, 0, 0, 3, 6, 0, 0, 1, 3, 7, 0, 0, 0, 3, 8, 0, 0, 0, 4, 5, -2, 0, 1, 4, 6, -2, 1, 2, 4, 6, 0, 0, 0, 4, 7, -1, 1, 1, 4, 8, -1, 0, 0, 5, 6, 0, 1, 1, 7, 7, -1, 0, 1, 8, 8, -1, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.79044 | 3.22157 | 1.31475 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25 | 0.25 |
| 0 | 0 | 0.5 |
| 0.25 | 0 | 0.5 |
| 0.25 | 0.25 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.56468 | 1.20509 | 0.96914 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25 | 0.51547 |
| 0 | 0 | 0.5 |
| 0.25 | 0 | 0.5 |
| 0.25 | 0.25 | 1 |
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 |
|---|---|---|---|---|---|
 |
hqc1848 | *22222 | (4,5,2) | {4,8,6,4} | {5.5.5.5}{5.3.3.5.5.3.3.5}{5.3.3... |