s-net: sqc4847
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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 | 24 |
| Transitivity (vertex,edge) | (2,7) |
| Vertex degrees | {8,4} |
| Vertex coordination sequence | [(8, 26, 56, 98, 152, 218, 296, 386, 488, 602), (4, 16, 41, 85, 140, 206, 284, 374, 476, 590)] |
| Wells’ vertex symbol | [3^6.4^10.5^9.6^3, 4^4.5.6] |
| 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, -2, 0, 0, 1, 5, -1, 0, 0, 1, 5, 0, 0, 0, 2, 2, -1, 0, 0, 2, 6, -2, 0, 0, 2, 6, -1, 0, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 6, 0, 1, 0, 3, 8, 0, 1, 0, 3, 8, 1, 1, 0, 4, 6, 0, 0, 1, 4, 7, 1, 0, 1, 4, 7, 2, 0, 1, 5, 5, -1, 0, 0, 5, 6, 2, 1, 1, 5, 7, 2, 0, 1, 5, 8, 2, 1, 0, 6, 6, -1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.6055 | 4.2945 | 1.00273 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.19643 | 0 | 0 |
| 0.26786 | 0.25 | 0.16667 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.51539 | 3.99239 | 0.88912 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.14616 | 0 | 0 |
| 0.3817 | 0.25 | 0.24995 |
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 |
|---|---|---|---|---|---|
 |
hqc1959 | *222222 | (2,7,4) | {8,4} | {4.4.4.4.4.4.4.4}{4.4.4.4} |