s-net: sqc226
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 4 |
| Edges per primitive translational unit | 9 |
| Transitivity (vertex,edge) | (3,5) |
| Vertex degrees | {3,8,4} |
| Vertex coordination sequence | [(3, 14, 37, 70, 115, 170, 235, 310, 395, 490), (8, 24, 48, 82, 128, 184, 248, 322, 408, 504), (4, 10, 28, 62, 106, 160, 226, 302, 386, 480)] |
| Wells’ vertex symbol | [3.6^2, 3^4.4^6.5^8.6^2.7^4.8^4, 6^4.8^2] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 1, 0, -1, 0, 1, 2, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, -1, 0, 0, 1, 3, 0, 0, 0, 2, 4, 0, 0, 0, 3, 4, 0, 0, 1, 4, 4, 0, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.24704 | 3.05634 | 1.24733 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.33333 | 0.5 |
| 0 | 0.5 | 0 |
| 0 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.00005 | 3.73177 | 1.00018 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.26796 | 0.5 |
| 0 | 0.5 | 0 |
| 0 | 0 | 0.5 |
Edge end points:
Hyperbolic sources
h-nets with faithful topology
2 records listed.| Image | h-net name | Orbifold symbol | Transitivity (Vert,Edge,Face) | Vertex Degree | 2D Vertex Symbol |
|---|---|---|---|---|---|
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hqc1103 | *22222 | (3,5,2) | {8,3,4} | {3.6.6.3.3.6.6.3}{3.6.6}{6.6.6.6} |
 |
hqc1107 | *222222 | (3,5,2) | {8,3,4} | {3.12.12.3.3.12.12.3}{3.12.12}{1... |