s-net: sqc3550
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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 | 20 |
| Transitivity (vertex,edge) | (4,6) |
| Vertex degrees | {3,8,3,3} |
| Vertex coordination sequence | [(3, 15, 26, 51, 94, 130, 171, 242, 297, 352), (8, 12, 32, 70, 86, 132, 206, 220, 298, 412), (3, 15, 26, 50, 106, 128, 162, 268, 290, 344), (3, 15, 28, 53, 99, 132, 173, 249, 302, 359)] |
| Wells’ vertex symbol | [4.6^2, 4^4.5^4.6^6.7^4.8^6.9^4, 4.5^2, 4.6^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 4, 1, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 1, 7, 0, 0, 0, 2, 4, 0, 1, 0, 3, 5, 0, 1, 0, 3, 8, 0, 0, 0, 5, 8, 0, 0, 0, 6, 7, -1, 0, 0, 6, 8, 0, 0, 1, 7, 8, 0, 0, 1, 8, 9, 0, 0, 0, 8, 9, 1, 0, 0, 8, 10, 0, 0, 0, 8, 10, 1, 0, 0, 9, 10, 0, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.11099 | 3.65668 | 1.63589 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.25 | 0 |
| 0 | 0.25 | 0.5 |
| 0 | 0.5 | 0.25 |
| 0.25 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.06776 | 3.56795 | 1.6911 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25819 | 0.23683 | 0 |
| 0 | 0.23699 | 0.5 |
| 0 | 0.5 | 0.29565 |
| 0.25819 | 0 | 0.5 |
Edge end points:
