s-net: sqc5271
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 12 |
| Edges per primitive translational unit | 24 |
| Transitivity (vertex,edge) | (4,7) |
| Vertex degrees | {4,4,4,4} |
| Vertex coordination sequence | [(4, 10, 24, 45, 80, 127, 195, 289, 396, 514), (4, 10, 24, 48, 81, 131, 202, 286, 386, 510), (4, 12, 28, 48, 92, 146, 220, 316, 426, 550), (4, 12, 28, 56, 96, 158, 236, 334, 450, 576)] |
| Wells’ vertex symbol | [4^2.6.8^3, 4^2.6^2.8^2, 6^5.8, 6^4.8^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 5, 0, 0, 0, 2, 6, 0, 0, 0, 3, 5, 0, 0, 0, 3, 7, 0, 0, 0, 3, 8, 0, 0, 0, 4, 6, 0, 0, 0, 4, 7, 0, 1, 0, 4, 9, 0, 0, 0, 5, 9, 0, 0, 1, 5, 10, 0, 0, 0, 6, 8, 0, 1, 1, 6, 10, 0, 1, 0, 7, 10, -1, 0, 0, 7, 10, 0, 0, 0, 8, 11, 0, 0, 0, 8, 11, 1, 0, 0, 9, 12, 0, 0, 0, 9, 12, 1, 0, 0, 11, 12, 0, -1, -1, 11, 12, 0, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.59705 | 4.23145 | 1.95914 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.23077 | 0.25 | 0.16667 |
| 0.19231 | 0 | 0 |
| 0 | 0.5 | 0 |
| 0 | 0.5 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.86418 | 3.72162 | 2.2794 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.27906 | 0.25 | 0.25059 |
| 0.16667 | 0 | 0 |
| 0 | 0.5 | 0 |
| 0 | 0.5 | 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 |
|---|---|---|---|---|---|
 |
hqc2019 | *222222 | (4,7,2) | {4,4,4,4} | {8.4.4.8}{8.8.4.4}{8.8.8.8}{8.8.... |