s-net: sqc4306
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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 | 22 |
| Transitivity (vertex,edge) | (2,6) |
| Vertex degrees | {8,3} |
| Vertex coordination sequence | [(8, 30, 76, 146, 240, 358, 500, 666, 856, 1070), (3, 12, 44, 102, 186, 290, 422, 574, 754, 954)] |
| Wells’ vertex symbol | [3^2.4^12.5^4.6^9.7, 3.4^2] |
| 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, 1, 4, 0, 1, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 3, 0, 0, 0, 2, 4, 0, 0, 1, 2, 5, -2, 0, 0, 2, 6, 0, -1, 1, 2, 6, 0, 0, 1, 3, 7, 0, 0, 0, 4, 6, 0, -1, 1, 4, 6, 1, -1, 1, 4, 6, 2, -1, 1, 4, 7, 0, -1, 0, 4, 8, 0, 0, 0, 5, 8, 0, 0, 0, 6, 7, 0, 0, -1, 6, 8, -2, 1, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.61668 | 2.61108 | 1.19218 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.2 | 0 | 0.5 |
| 0.25 | 0.125 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.82219 | 1.92807 | 0.51563 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.36698 | 0 | 0.5 |
| 0.25 | 0.02276 | 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 |
|---|---|---|---|---|---|
 |
hqc1733 | *22222 | (2,6,4) | {8,3} | {4.3.4.4.4.4.3.4}{3.4.4} |