s-net: sqc1291
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 7 |
| Edges per primitive translational unit | 14 |
| Transitivity (vertex,edge) | (4,4) |
| Vertex degrees | {3,6,6,4} |
| Vertex coordination sequence | [(3, 8, 25, 48, 93, 150, 238, 327, 452, 560), (6, 18, 34, 78, 126, 218, 274, 434, 466, 706), (6, 18, 54, 90, 166, 210, 342, 378, 582, 594), (4, 16, 52, 98, 148, 242, 292, 450, 484, 722)] |
| Wells’ vertex symbol | [4.6^2, 6^4.7^8.8.10^2, 4^4.6^2.7^8.10, 4^4.6^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 1, 0, 0, 1, 2, 1, 0, 1, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 3, 4, 0, 0, 0, 3, 5, 0, 0, 0, 3, 6, 0, 0, 0, 3, 7, 0, 0, 0, 4, 5, -1, 0, 0, 4, 6, 0, 0, -1, 5, 7, 0, 0, -1, 6, 7, -1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.77808 | 1.77808 | 3.24726 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.33333 | 0.33333 | 0 |
| 0 | 0 | 0 |
| 0 | 0 | 0.5 |
| 0.5 | 0.5 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.88464 | 1.88464 | 2.27517 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25913 | 0.25913 | 0 |
| 0 | 1 | 0 |
| 0 | 1 | 0.5 |
| 0.5 | 0.5 | 0.5 |
Edge end points:
