s-net: sqc6025
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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 | 26 |
| Transitivity (vertex,edge) | (2,4) |
| Vertex degrees | {4,5} |
| Vertex coordination sequence | [(4, 8, 18, 31, 48, 71, 102, 126, 150, 195), (5, 9, 18, 33, 49, 72, 97, 127, 166, 193)] |
| Wells’ vertex symbol | [3^2.4.8^3, 3^2.4^4.8^4] |
| Systre key | (3, 1, 2, 0, 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, 1, 0, 0, 2, 5, 1, 0, 0, 2, 6, 1, 0, 0, 3, 4, 0, 0, 0, 3, 7, 0, 0, 0, 4, 8, 0, 0, 0, 5, 6, 0, 0, 0, 5, 9, 0, 0, 0, 6, 10, 0, 0, 0, 7, 9, 0, 1, 0, 7, 11, 0, 0, 0, 7, 12, 0, 0, 0, 8, 10, 0, 1, 0, 8, 11, 0, 0, 1, 8, 12, 0, 0, 1, 9, 11, 0, -1, 0, 9, 12, 0, -1, 0, 10, 11, 0, -1, 1, 10, 12, 0, -1, 1, 11, 12, 1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.22392 | 4.22392 | 2.7652 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.14286 | 0.42857 | 0 |
| 0 | 0.5 | 0.16667 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.71992 | 3.71992 | 2.13808 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.1755 | 0.36559 | 0 |
| 0 | 0.5 | 0.26614 |
Edge end points:
