s-net: sqc3272
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 12 |
| Edges per primitive translational unit | 20 |
| Transitivity (vertex,edge) | (4,5) |
| Vertex degrees | {4,3,3,4} |
| Vertex coordination sequence | [(4, 10, 26, 56, 112, 194, 330, 482, 674, 906), (3, 7, 15, 31, 68, 129, 227, 361, 518, 727), (3, 6, 12, 26, 56, 117, 206, 319, 484, 668), (4, 12, 32, 72, 142, 246, 394, 570, 770, 994)] |
| Wells’ vertex symbol | [7^4.10.12, 6.7^2, 6^2.7, 7^4.10.12] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 2, 4, 0, 0, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 5, 0, 1, 0, 3, 7, 0, 0, 0, 3, 8, 0, 0, 0, 4, 9, 0, 0, 0, 4, 10, 0, 0, 0, 5, 5, 0, 0, -1, 6, 11, 0, 0, 0, 6, 12, 0, 0, 0, 7, 10, -1, 0, 0, 7, 11, 0, 1, 1, 8, 9, 0, 1, -1, 8, 12, 1, 0, 0, 9, 11, 1, 0, 1, 10, 12, 1, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.22638 | 2.22638 | 3.25196 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.25 |
| 0.3 | 0.3 | 0.25 |
| 0.5 | 0.4 | 0 |
| 0 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.09755 | 1.09755 | 3.55592 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.25 |
| 0.38922 | 0.38922 | 0.25 |
| 0.5 | 0.07406 | 0 |
| 0 | 0 | 0 |
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 |
|---|---|---|---|---|---|
 |
hqc1479 | *22222 | (4,5,2) | {3,3,4,4} | {6.7.6}{6.7.7}{7.7.7.7}{7.7.7.7} |