s-net: sqc3656
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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 | 20 |
| Transitivity (vertex,edge) | (4,5) |
| Vertex degrees | {4,3,4,3} |
| Vertex coordination sequence | [(4, 9, 22, 38, 62, 104, 132, 188, 238, 296), (3, 7, 14, 27, 50, 80, 126, 172, 231, 290), (4, 11, 26, 47, 78, 104, 146, 185, 234, 301), (3, 6, 12, 24, 48, 79, 122, 181, 236, 284)] |
| Wells’ vertex symbol | [4.7^4.10, 6.7^2, 4.7^4.8, 6^2.7] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 3, 0, 1, 0, 2, 4, 0, 1, 0, 3, 5, 0, 0, 0, 3, 6, 0, 0, 0, 4, 7, 0, 0, 0, 4, 8, 0, 0, 0, 5, 9, 0, 0, 0, 5, 10, 0, 0, 0, 6, 9, 0, -1, 0, 6, 10, 1, 1, 0, 7, 11, 0, 0, 0, 7, 12, 0, 0, 0, 8, 11, 0, -1, 0, 8, 12, 1, 1, 0, 9, 12, 0, 0, 1, 10, 11, -1, -2, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.25481 | 9.20794 | 3.25469 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.91667 | 0 |
| 0 | 0.33333 | 0.33333 |
| 0.16667 | 0 | 0 |
| 0.25 | 0.20833 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.44179 | 10.36991 | 1.94891 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.06401 | 0 |
| 0 | 0.34476 | 0.33382 |
| 0.2173 | 0 | 0 |
| 0.25 | 0.20178 | 0.25 |
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 |
|---|---|---|---|---|---|
 |
hqc1479 | *22222 | (4,5,2) | {3,3,4,4} | {6.7.6}{6.7.7}{7.7.7.7}{7.7.7.7} |