s-net: sqc4539
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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, 20, 36, 76, 134, 206, 292, 386, 504), (3, 6, 15, 36, 63, 108, 178, 259, 353, 463), (4, 12, 24, 40, 76, 126, 194, 280, 382, 504), (4, 6, 18, 42, 68, 111, 182, 269, 357, 479)] |
| Wells’ vertex symbol | [8^4.11.12, 3.8^2, 8^4.10.11, 3^2.4.8^3] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 2, -1, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 7, 0, 0, 0, 3, 8, 0, 0, 0, 4, 9, 0, 0, 0, 4, 10, 0, 0, 0, 5, 9, 0, 1, 1, 5, 10, 0, 1, 1, 6, 7, 0, 0, 1, 6, 8, 0, 0, 1, 7, 8, 0, 0, 0, 7, 11, 0, 0, 0, 8, 12, 0, 0, 0, 9, 10, 0, 0, 0, 9, 12, -1, 0, 0, 10, 11, 1, -1, 0, 11, 11, -1, 0, -1, 12, 12, -1, 0, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 7.41823 | 3.62108 | 1.91589 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25 | 0.625 |
| 0.33333 | 0.25 | 0.125 |
| 0.25 | 0 | 0 |
| 0.25 | 0.2 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 6.79874 | 0.8038 | 1.02612 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.75 | 0.07127 |
| 0.35581 | 0.25 | 0.04916 |
| 0.25 | 0 | 0 |
| 0.25 | 0.08838 | 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 |
|---|---|---|---|---|---|
 |
hqc1772 | *22222 | (4,6,2) | {4,3,4,4} | {3.8.8.3}{3.8.8}{8.8.8.8}{8.8.8.8} |