s-net: sqc2538
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 6 |
| Edges per primitive translational unit | 18 |
| Transitivity (vertex,edge) | (2,2) |
| Vertex degrees | {4,8} |
| Vertex coordination sequence | [(4, 22, 52, 118, 166, 292, 332, 542, 554, 868), (8, 26, 70, 122, 200, 284, 394, 514, 652, 812)] |
| Wells’ vertex symbol | [3^2.4^2.5^2, 3^4.4^6.5^8.6^6.7^4] |
| Systre key | (3, 1, 2, -1, 1, 1, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 3, 0, 0, 1, 1, 4, 0, 0, 0, 1, 4, 0, 1, 0, 1, 5, 0, 0, 0, 1, 5, 1, 0, 0, 2, 3, 0, 0, 0, 2, 3, 1, -1, 0, 3, 4, -1, 1, 0, 3, 4, 1, 0, -1, 3, 6, 0, 0, 0, 3, 6, 1, 0, 0, 4, 5, 0, 0, 0, 4, 5, 1, -1, 0, 4, 6, 0, 0, 1, 4, 6, 1, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.84707 | 2.84707 | 2.4654 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0.5 |
| 0 | 0.5 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.37356 | 3.37356 | 0.96678 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0.5 |
| 0 | 0.5 | 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 |
|---|---|---|---|---|---|
 |
hqc245 | *2626 | (2,2,3) | {8,4} | {6.3.12.3.6.3.12.3}{3.12.3.12} |