s-net: sqc4420
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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 | 22 |
| Transitivity (vertex,edge) | (4,6) |
| Vertex degrees | {4,3,4,4} |
| Vertex coordination sequence | [(4, 10, 22, 42, 72, 110, 164, 220, 288, 376), (3, 9, 22, 45, 74, 113, 166, 230, 301, 386), (4, 10, 28, 54, 82, 128, 194, 258, 326, 398), (4, 12, 28, 56, 92, 138, 196, 260, 328, 410)] |
| Wells’ vertex symbol | [6^4.8.9, 6.7^2, 6.7^4.10, 6^4.7.8] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 3, -1, -1, 0, 2, 4, 0, 1, 0, 3, 5, 0, 0, 0, 3, 6, 0, 0, 0, 4, 7, 0, 0, 0, 4, 8, 0, 0, 0, 5, 9, 0, 0, 0, 5, 10, 0, 0, 0, 6, 11, 0, 0, 0, 6, 12, 0, 0, 0, 7, 9, -1, -2, 1, 7, 10, 0, 0, 1, 8, 11, -1, -2, -1, 8, 12, 0, 0, -1, 9, 11, 0, 0, -1, 9, 12, 0, 1, -1, 10, 11, -1, -1, -1, 10, 12, 0, 0, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.13363 | 3.20556 | 3.40164 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.14286 | 0 | 0 |
| 0.17857 | 0.25 | 0.16667 |
| 0.25 | 0.25 | 0.5 |
| 0.25 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.48334 | 4.24129 | 2.27833 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.12503 | 0 | 0 |
| 0.13547 | 0.25 | 0.04967 |
| 0.25 | 0.25 | 0.5 |
| 0.25 | 0 | 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 |
|---|---|---|---|---|---|
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hqc1766 | *222222 | (4,6,2) | {4,3,4,4} | {6.8.8.6}{6.8.8}{8.8.8.8}{8.8.8.8} |