s-net: sqc9144
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 18 |
| Edges per primitive translational unit | 36 |
| Transitivity (vertex,edge) | (3,6) |
| Vertex degrees | {4,4,4} |
| Vertex coordination sequence | [(4, 10, 22, 43, 71, 113, 153, 206, 257, 321), (4, 9, 21, 46, 73, 115, 156, 207, 266, 324), (4, 9, 21, 45, 72, 117, 153, 208, 255, 339)] |
| Wells’ vertex symbol | [3.6.8^3.9, 3.4.5.8^2.9, 3.4.5.8^2.9] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 3, 0, 0, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 3, 8, 0, 0, 0, 3, 9, 0, 0, 0, 4, 7, 0, 0, 0, 4, 10, 0, 0, 0, 4, 11, 0, 0, 0, 5, 12, 0, 0, 0, 5, 13, 0, 0, 0, 5, 14, 0, 0, 0, 6, 15, 0, 0, 0, 6, 16, 0, 0, 0, 6, 17, 0, 0, 0, 7, 10, 0, 0, 0, 7, 18, 0, 0, 0, 8, 11, 1, 0, 0, 8, 14, 0, 1, 0, 8, 17, 0, 0, 1, 9, 12, -1, 1, 0, 9, 16, -1, 1, 1, 9, 18, 0, 0, 1, 10, 14, 0, 0, -1, 10, 16, -1, 0, 0, 11, 15, -1, 0, 1, 11, 17, -1, 0, 1, 12, 17, 0, -1, 0, 12, 18, 1, -1, 1, 13, 14, 0, 0, 0, 13, 15, 0, 0, 2, 13, 18, 1, -1, 1, 15, 16, 0, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: R-3
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 6.70791 | 6.70791 | 2.71467 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.0614 | 0.20175 | 0.45833 |
| 0 | 0.44737 | 0.175 |
| 0.07018 | 0.27193 | 0.24167 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: R-3
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 6.27907 | 6.27907 | 2.33549 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.04989 | 0.17754 | 0.48051 |
| 0.22633 | 0.31074 | 0.12805 |
| 0.05447 | 0.2809 | 0.14979 |
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 |
|---|---|---|---|---|---|
 |
hqc1957 | *2626 | (2,5,5) | {4,4} | {12.8.3.4}{3.8.6.8} |