s-net: sqc2218
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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 | 17 |
| Transitivity (vertex,edge) | (2,8) |
| Vertex degrees | {4,9} |
| Vertex coordination sequence | [(4, 12, 57, 205, 432, 766, 1131, 1664, 2157, 2906), (9, 52, 186, 413, 721, 1109, 1585, 2141, 2785, 3509)] |
| Wells’ vertex symbol | [3.4^3.5^2, 3.4^8.5^2.6^17.7^8] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, -2, 1, -2, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 0, 0, 2, 1, 2, 0, 1, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 2, -1, 0, -2, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 4, 0, 0, 0, 3, 5, -1, 1, -1, 3, 6, 0, 1, 0, 4, 5, -2, 1, -2, 4, 6, -1, 1, -1, 5, 6, 0, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.39528 | 2.32044 | 1.22406 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.5 | 0.44828 | 0.3 |
| 0.5 | 0.24138 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.8135 | 1.79578 | 0.67803 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.07045 | 0.60826 | 0.28777 |
| 0.5 | 0.23274 | 0.5 |
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 |
|---|---|---|---|---|---|
 |
hqc2442 | *222222 | (2,8,7) | {9,4} | {4.4.4.4.3.4.4.4.4}{4.4.4.3} |