s-net: sqc4180
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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 | {3,4,4,4} |
| Vertex coordination sequence | [(3, 9, 20, 43, 77, 127, 192, 273, 369, 487), (4, 12, 24, 48, 76, 138, 212, 298, 404, 530), (4, 10, 22, 44, 76, 128, 193, 267, 368, 484), (4, 10, 22, 46, 84, 136, 206, 298, 398, 508)] |
| Wells’ vertex symbol | [5.6^2, 5^4.8^2, 5^2.6^2.8^2, 6^4.10^2] |
| 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, 4, -1, 0, 0, 3, 6, 1, 0, 0, 3, 7, 0, 0, 0, 4, 8, 0, 0, 0, 5, 9, 0, 0, 0, 5, 10, 0, 0, 0, 5, 11, 0, 0, 0, 6, 12, 0, 0, 0, 7, 9, 0, 1, 0, 7, 10, 1, 1, 0, 7, 11, 2, 1, 0, 8, 11, 0, 0, 1, 8, 12, -1, -1, 1, 8, 12, 0, 0, 1, 9, 12, -1, -1, 1, 10, 10, -1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.23571 | 7.09038 | 1.44682 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.08333 | 0 |
| 0.25 | 0 | 0.5 |
| 0.15 | 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 |
|---|---|---|---|---|---|
| 2.98691 | 7.61093 | 1.264 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.10382 | 0 |
| 0.25 | 0 | 0.5 |
| 0.08082 | 0 | 0.5 |
| 0.25 | 0.25 | 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 |
|---|---|---|---|---|---|
 |
hqc1777 | *22222 | (4,6,2) | {4,4,3,4} | {5.5.5.5}{5.6.6.5}{5.6.6}{6.6.6.6} |