s-net: sqc549
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 3 |
| Edges per primitive translational unit | 11 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {9,4} |
| Vertex coordination sequence | [(9, 31, 68, 120, 187, 269, 366, 478, 605, 747), (4, 20, 58, 108, 174, 254, 350, 460, 586, 726)] |
| Wells’ vertex symbol | [3^7.4^17.5^11.6, 3^4.4^2] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 1, 0, -1, 0, 1, 2, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 3, -1, 0, 0, 1, 3, 0, 0, 0, 2, 2, -1, 0, 0, 2, 2, 0, -1, 0, 2, 3, -1, 0, -1, 2, 3, 0, 0, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.94266 | 1.05322 | 1.39393 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.375 | 0 | 0 |
| 0 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.19289 | 1.13538 | 1.04321 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.35434 | 0 | 0 |
| 0 | 0 | 0 |
Edge end points:
