s-net: sqc637
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 6 |
| Edges per primitive translational unit | 11 |
| Transitivity (vertex,edge) | (4,6) |
| Vertex degrees | {3,4,4,4} |
| Vertex coordination sequence | [(3, 6, 15, 25, 57, 84, 156, 196, 306, 360), (4, 6, 12, 24, 50, 90, 148, 218, 302, 394), (4, 10, 22, 46, 66, 128, 162, 264, 314, 448), (4, 12, 28, 44, 84, 120, 198, 248, 358, 424)] |
| Wells’ vertex symbol | [3.7^2, 3^2.4.10^2.11, 6.7^4.10, 6^4.8.10] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 2, 3, 0, 0, 0, 2, 4, 0, 0, 0, 3, 5, 0, 0, 0, 3, 6, 0, 0, 0, 4, 5, -1, 0, 0, 4, 6, -1, 0, 0, 5, 6, 0, 0, 0, 5, 6, 0, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.06138 | 2.65095 | 1.87402 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0.33333 |
| 0 | 0.33333 | 0.5 |
| 0 | 0.5 | 1 |
| 0.5 | 0.5 | 1 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.05003 | 2.14628 | 0.8349 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0.37253 |
| 0 | 0.23878 | 0.5 |
| 0 | 0.5 | 0 |
| 0.5 | 0.5 | 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 |
|---|---|---|---|---|---|
 |
hqc1765 | *222222 | (4,6,2) | {4,3,4,4} | {3.16.16.3}{3.16.16}{16.16.16.16... |