s-net: sqc2843
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 10 |
| Edges per primitive translational unit | 18 |
| Transitivity (vertex,edge) | (4,5) |
| Vertex degrees | {3,4,4,3} |
| Vertex coordination sequence | [(3, 8, 14, 29, 52, 79, 108, 129, 168, 211), (4, 9, 20, 31, 56, 79, 106, 139, 170, 212), (4, 10, 16, 35, 53, 82, 104, 134, 179, 213), (3, 8, 20, 41, 52, 73, 108, 142, 173, 218)] |
| Wells’ vertex symbol | [5^2.8, 4.5^2.8^3, 4^2.8^4, 8.10^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 5, 0, 0, 0, 2, 5, 1, 0, 0, 3, 5, 0, 1, 0, 3, 6, 0, 0, 0, 4, 7, 0, 0, 0, 4, 8, 0, 0, 0, 5, 7, -1, 0, 0, 6, 8, 0, 0, 1, 6, 9, 0, 0, 0, 7, 9, 1, -1, -1, 8, 10, 0, 0, 0, 8, 10, 1, 0, 0, 9, 10, -1, 1, 1, 9, 10, 0, 1, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.78442 | 2.98606 | 4.37282 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.42857 | 0 |
| 0 | 0.35714 | 0.16667 |
| 0.5 | 0.5 | 0.16667 |
| 0 | 0 | 0.33333 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.70098 | 2.72292 | 4.09844 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.31638 | 0 |
| 0 | 0.30683 | 0.24391 |
| 0.5 | 0.5 | 0.24424 |
| 0 | 1 | 0.378 |
Edge end points:
