s-net: sqc3990
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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) | (2,5) |
| Vertex degrees | {4,5} |
| Vertex coordination sequence | [(4, 10, 22, 40, 63, 92, 124, 160, 205, 252), (5, 12, 22, 42, 67, 88, 125, 170, 197, 246)] |
| Wells’ vertex symbol | [4^3.6^3, 4^4.6^6] |
| 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, 6, 1, 0, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 4, 0, 1, 0, 3, 7, 0, 0, 1, 3, 8, -1, 1, -1, 4, 9, 0, 0, 0, 4, 10, 0, 0, 0, 5, 7, 0, 0, 1, 5, 8, 0, 0, 0, 5, 9, 0, 0, 1, 5, 10, 0, 0, 0, 6, 9, 0, 0, 1, 6, 10, -1, 1, -1, 7, 10, 0, 1, -1, 8, 9, 1, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.23986 | 3.65256 | 4.64368 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.3 | 0.11538 | 0.16667 |
| 0 | 0.42308 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.92012 | 3.77396 | 4.42371 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.3089 | 0.13249 | 0.14975 |
| 0 | 0.36752 | 0 |
Edge end points:
