s-net: sqc1040
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 7 |
| Edges per primitive translational unit | 13 |
| Transitivity (vertex,edge) | (5,7) |
| Vertex degrees | {3,4,4,4,4} |
| Vertex coordination sequence | [(3, 6, 15, 26, 51, 86, 166, 235, 352, 450), (4, 6, 12, 22, 38, 72, 124, 220, 312, 440), (4, 12, 32, 78, 128, 202, 280, 382, 488, 618), (4, 10, 24, 46, 84, 162, 240, 350, 452, 586), (4, 12, 30, 62, 114, 182, 270, 362, 478, 598)] |
| Wells’ vertex symbol | [3.7^2, 3^2.4.7^2.8, 6^4.8^2, 7^4.8.10, 6.7.8^4] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 2, 3, 0, 0, 0, 2, 3, 0, 0, 1, 3, 4, 0, 0, 0, 3, 5, 0, 0, 0, 4, 6, 0, 0, 0, 4, 7, 0, 0, 0, 5, 6, -1, 0, 0, 5, 7, -1, 0, 0, 6, 7, 0, 0, -1, 6, 7, 0, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.30962 | 2.16705 | 2.02689 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.33333 |
| 0 | 0.16667 | 0.5 |
| 0.5 | 0.5 | 0 |
| 0 | 0 | 0 |
| 0 | 0.5 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.04386 | 2.09211 | 0.82689 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.38415 |
| 0 | 0.26218 | 0.5 |
| 0.5 | 0.5 | 0 |
| 0 | 0 | 0 |
| 0 | 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 |
|---|---|---|---|---|---|
 |
hqc2199 | *222222 | (5,7,2) | {4,3,4,4,4} | {3.10.10.3}{3.10.10}{10.10.10.10... |