s-net: sqc2251
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 8 |
| Edges per primitive translational unit | 17 |
| Transitivity (vertex,edge) | (3,5) |
| Vertex degrees | {3,3,8} |
| Vertex coordination sequence | [(3, 13, 34, 67, 114, 170, 235, 310, 395, 490), (3, 6, 22, 58, 105, 160, 226, 302, 386, 480), (8, 24, 48, 82, 128, 184, 248, 322, 408, 504)] |
| Wells’ vertex symbol | [3.6^2, 6^2.8, 3^4.4^6.5^8.6^2.7^4.8^4] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 2, 1, 0, 0, 1, 2, 1, 1, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 3, -1, 0, 0, 2, 4, 0, -1, 0, 2, 5, 0, -1, 0, 2, 6, -1, 0, 0, 3, 7, 0, 0, 0, 4, 7, 0, 0, 1, 5, 8, 0, 0, 0, 6, 8, 1, -1, 1, 7, 8, 0, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.46573 | 3.18406 | 6.03751 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.3 | 0.16667 |
| 0 | 0.4 | 0 |
| 0.25 | 0.25 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.00026 | 2.0004 | 7.46358 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.74963 | 0.13398 |
| 0.5 | 0.24992 | 0 |
| 0.25 | 0.25 | 0.25 |
Edge end points:
