s-net: sqc2581
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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 | 18 |
| Transitivity (vertex,edge) | (2,6) |
| Vertex degrees | {3,6} |
| Vertex coordination sequence | [(3, 12, 42, 86, 150, 227, 323, 432, 560, 701), (6, 22, 53, 103, 167, 249, 345, 459, 587, 733)] |
| Wells’ vertex symbol | [6^3, 4^2.6^11.8^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 4, 0, 1, 0, 2, 5, 0, 0, 0, 2, 5, 1, -1, 0, 2, 6, 0, 0, 0, 3, 6, 0, 0, 0, 3, 6, 1, -1, 0, 3, 6, 1, 0, 0, 3, 7, 0, 0, 0, 3, 7, 0, 0, 1, 4, 7, -1, 0, 1, 5, 8, 0, 0, 0, 6, 8, 0, 0, 1, 6, 8, 1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I212121
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.76924 | 1.95927 | 2.52921 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.16667 | 0.41667 | 0.33333 |
| 0.41667 | 0.08333 | 0.16667 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I212121
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.37665 | 1.47938 | 2.3615 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.07851 | 0.3041 | 0.42243 |
| 0.39966 | 0.29702 | 0.14916 |
Edge end points:
Hyperbolic sources
h-nets with faithful topology
1 record listed.| Image | h-net name | Orbifold symbol | Transitivity (Vert,Edge,Face) | Vertex Degree | 2D Vertex Symbol |
|---|---|---|---|---|---|
 |
hqc992 | *222222 | (2,5,3) | {6,3} | {4.6.8.8.6.4}{6.8.8} |