s-net: sqc7265
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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 | 30 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {7,3} |
| Vertex coordination sequence | [(7, 22, 49, 88, 139, 202, 277, 364, 463, 574), (3, 10, 30, 64, 109, 166, 235, 316, 409, 514)] |
| Wells’ vertex symbol | [3^2.4^8.5^4.6^6.7, 3.4^2] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 1, 7, 0, 0, 0, 1, 8, 0, 0, 0, 2, 3, 1, 0, 0, 2, 4, 0, 1, 0, 2, 7, 0, 1, 0, 2, 8, 1, 0, 0, 2, 9, 0, 0, 0, 2, 10, 0, 0, 0, 3, 4, 0, 1, 0, 3, 5, 0, 0, 0, 3, 7, 0, 0, 1, 3, 8, 1, -1, 1, 3, 11, 0, 0, 0, 4, 7, 1, -1, 1, 4, 8, 1, -1, 1, 4, 9, 0, -1, 0, 4, 12, 0, 0, 0, 5, 10, -1, 0, 0, 6, 7, 0, 0, 0, 6, 9, 0, -1, 0, 7, 8, 1, 0, 0, 7, 11, 0, 0, -1, 8, 10, -1, 0, 0, 8, 12, -1, 1, -1, 11, 12, 0, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.39828 | 4.39828 | 3.35165 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.32258 | 0.5 |
| 0 | 0.41935 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.9246 | 2.9246 | 2.94494 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.32796 | 0.5 |
| 0 | 0.34575 | 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 |
|---|---|---|---|---|---|
 |
hqc1403 | *2626 | (2,5,4) | {7,3} | {12.3.4.6.4.3.12}{3.4.4} |