s-net: sqc3974
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Barycentric geometry maximising unit cell volume
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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 | 21 |
| Transitivity (vertex,edge) | (4,5) |
| Vertex degrees | {3,4,6,4} |
| Vertex coordination sequence | [(3, 8, 20, 26, 34, 54, 86, 114, 125, 148), (4, 9, 12, 27, 40, 61, 84, 91, 130, 158), (6, 6, 14, 24, 48, 66, 70, 96, 122, 176), (4, 8, 10, 24, 40, 68, 76, 88, 124, 168)] |
| Wells’ vertex symbol | [8.10^2, 3^2.4.8^2.9, 3^4.4^2.8^2.9^4.10^3, 3^4.4^2] |
| 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, 1, 7, 0, 0, 0, 2, 5, 0, 0, 0, 2, 8, 0, 0, 0, 2, 9, 0, 0, 0, 3, 4, 0, 0, 0, 3, 8, 1, 0, 0, 3, 9, 0, 1, 0, 4, 6, 0, 0, 0, 4, 9, 0, 1, 0, 5, 7, 0, 0, 0, 5, 9, 0, 0, 0, 6, 9, 0, 1, 0, 6, 10, 0, 0, 0, 7, 9, 0, 0, 0, 7, 10, 1, -1, 0, 8, 10, 0, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 8.63219 | 6.52726 | 3.26435 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.10714 | 0 | 0 |
| 0.28571 | 0.3125 | 0 |
| 0.25 | 0.25 | 0.25 |
| 0.25 | 0.25 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 6.89344 | 5.72184 | 3.26117 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.07621 | 0 | 0 |
| 0.17469 | 0.14011 | 0 |
| 0.25 | 0.25 | 0.25 |
| 0.25 | 0.25 | 0 |
Edge end points:
