s-net: sqc2253
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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 | {7,3,4} |
| Vertex coordination sequence | [(7, 18, 41, 70, 115, 170, 233, 308, 394, 490), (3, 12, 31, 60, 107, 152, 227, 294, 387, 474), (4, 10, 28, 62, 106, 160, 226, 302, 386, 480)] |
| Wells’ vertex symbol | [3^4.4^2.6^7.7^4.8^4, 3.6^2, 6^4.8.9] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 1, 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, 0, 0, 2, 4, 0, -1, 0, 2, 5, -1, 0, 0, 2, 6, 0, -1, 0, 3, 7, 0, 0, 0, 4, 8, 0, 0, 0, 5, 8, 0, 0, 1, 6, 7, -1, 1, 1, 7, 8, 0, -1, 0, 7, 8, 1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.91951 | 5.98352 | 2.44185 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.3 | 0 | 0 |
| 0.25 | 0.08333 | 0.25 |
| 0.25 | 0.25 | 0.25 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.00039 | 7.46359 | 2.00028 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25008 | 0 | 0 |
| 0.25 | 0.11602 | 0.25 |
| 0.25 | 0.25 | 0.25 |
Edge end points:
