s-net: sqc3456
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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 | 20 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {5,5} |
| Vertex coordination sequence | [(5, 15, 40, 85, 143, 212, 293, 387, 496, 617), (5, 15, 40, 86, 142, 208, 290, 386, 492, 614)] |
| Wells’ vertex symbol | [4^5.6^5, 4^5.6^5] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 2, 2, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 5, 0, 0, 0, 3, 5, 0, 0, 1, 3, 6, 0, 1, 0, 3, 7, 0, 0, 0, 4, 5, 2, -1, 1, 4, 6, 2, 0, 0, 4, 6, 2, 0, 1, 4, 7, 0, 0, 0, 5, 8, 0, 0, 0, 6, 8, 0, 0, 0, 7, 8, 0, 0, 1, 7, 8, 1, 0, 1, 7, 8, 2, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.29302 | 5.37901 | 1.16425 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.125 | 0.66667 |
| 0.3125 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.78299 | 3.95951 | 0.55097 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.62251 | 0.09252 |
| 0.00367 | 0 | 0 |
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 |
|---|---|---|---|---|---|
 |
hqc4 | *245 | (1,1,1) | {5} | {4.4.4.4.4} |