s-net: sqc5161
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 12 |
| Edges per primitive translational unit | 24 |
| Transitivity (vertex,edge) | (2,6) |
| Vertex degrees | {6,3} |
| Vertex coordination sequence | [(6, 20, 43, 74, 118, 178, 244, 308, 385, 490), (3, 8, 25, 60, 101, 147, 209, 290, 377, 457)] |
| Wells’ vertex symbol | [4^4.6^7.8^4, 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, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 3, -1, -1, 0, 2, 4, 0, 1, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 4, 0, 1, 0, 3, 4, 1, 1, 0, 3, 9, 0, 0, 0, 3, 10, 0, 0, 0, 4, 11, 0, 0, 0, 4, 12, 0, 0, 0, 5, 8, 0, 0, 1, 5, 11, 0, 0, 1, 6, 7, 1, 0, 1, 6, 12, 0, 0, 1, 7, 9, -1, -1, -1, 8, 10, -1, -1, -1, 9, 12, 0, 1, 1, 10, 11, 1, 1, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.60545 | 5.37946 | 2.67707 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.09375 | 0.39474 |
| 0.16667 | 0.03125 | 0.07895 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.94181 | 3.94196 | 2.99256 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.12315 | 0.45993 |
| 0.13167 | 0.05829 | 0.14838 |
Edge end points:
