s-net: sqc2441
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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) | (2,7) |
| Vertex degrees | {6,3} |
| Vertex coordination sequence | [(6, 19, 43, 78, 123, 179, 246, 323, 411, 510), (3, 7, 21, 50, 91, 142, 203, 275, 358, 451)] |
| Wells’ vertex symbol | [4^8.6^7, 4^2.6] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 2, -1, 0, 0, 2, 3, 0, 1, 0, 2, 5, 0, 1, 0, 2, 6, 0, 0, 0, 3, 3, -1, 0, 0, 3, 5, 0, 0, 1, 3, 7, 0, 0, 0, 4, 7, 0, 1, -1, 4, 8, 0, 0, 0, 5, 5, -1, 0, 0, 5, 8, 0, 0, 0, 6, 7, 0, 1, 0, 6, 8, 0, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.83242 | 3.41635 | 1.29198 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.10714 | 0.32143 | 0 |
| 0.03571 | 0.10714 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.95671 | 3.95159 | 0.99891 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.32897 | 0.13024 | 0 |
| 0.33367 | 0.37687 | 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 |
|---|---|---|---|---|---|
 |
hqc2448 | *222222 | (2,8,7) | {6,3} | {4.8.4.4.4.4}{4.4.8} |