s-net: sqc2257
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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 | {4,4,5} |
| Vertex coordination sequence | [(4, 12, 28, 54, 88, 138, 184, 250, 312, 394), (4, 12, 26, 54, 86, 130, 182, 240, 310, 384), (5, 12, 28, 52, 88, 130, 183, 246, 311, 388)] |
| Wells’ vertex symbol | [5^4.8^2, 4^2.5^2.6.7, 4^4.5^2.6^4] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 3, 0, 0, 0, 1, 3, 1, 0, 0, 1, 4, 0, 0, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 7, 0, 0, 0, 3, 8, 0, 0, 0, 4, 6, 0, 0, 0, 4, 6, 0, 1, 0, 4, 8, 0, 0, 0, 4, 8, 1, 0, 0, 5, 7, 0, -1, 0, 5, 7, 1, 0, 0, 5, 8, 0, 0, 1, 6, 7, 1, -1, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.4105 | 5.65818 | 2.41101 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.25 | 0.25 |
| 0.25 | 0.06818 | 0.25 |
| 0 | 0.45455 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.46404 | 5.99993 | 2.00011 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.25 | 0.25 |
| 0.25 | 0.08333 | 0.25 |
| 0 | 0.41667 | 0 |
Edge end points:
