s-net: sqc1451
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 7 |
| Edges per primitive translational unit | 15 |
| Transitivity (vertex,edge) | (2,3) |
| Vertex degrees | {3,12} |
| Vertex coordination sequence | [(3, 15, 73, 191, 333, 513, 728, 963, 1250, 1562), (12, 60, 144, 252, 408, 582, 792, 1056, 1316, 1632)] |
| Wells’ vertex symbol | [5^3, 3^6.4^6.5^15.6^18.7^12.8^6.10^3] |
| Systre key | (3, 1, 1, -1, -1, 0, 1, 1, -1, 0, 0, 1, 1, 0, -1, 0, 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, 2, 5, -1, 0, 1, 2, 6, 0, 0, 1, 3, 5, -1, -1, 1, 3, 7, 0, 0, 1, 4, 6, -1, -1, 1, 4, 7, -1, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.69053 | 1.69053 | 6.54656 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0.3 |
| 0 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.10914 | 1.10914 | 3.46513 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.28911 | 0.14456 | 0.21264 |
| 0 | 0 | 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 |
|---|---|---|---|---|---|
 |
hqc179 | 2*26 | (2,3,1) | {12,3} | {5.5.5.5.5.5.5.5.5.5.5.5}{5.5.5} |