s-net: sqc7230
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 15 |
| Edges per primitive translational unit | 30 |
| Transitivity (vertex,edge) | (2,4) |
| Vertex degrees | {8,3} |
| Vertex coordination sequence | [(8, 28, 66, 128, 208, 300, 412, 546, 690, 862), (3, 9, 33, 83, 161, 252, 363, 485, 633, 792)] |
| Wells’ vertex symbol | [3^2.4^4.5^4.6^2.7^8.8^4.9^2.10^2, 4^2.6] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 4, 0, 1, 0, 1, 5, 0, 0, 0, 1, 5, 1, 0, 0, 1, 6, 0, 0, 0, 1, 7, 0, 0, 0, 2, 8, 0, 0, 0, 2, 9, 0, 0, 0, 3, 10, 0, 0, 0, 3, 11, 0, 0, 0, 4, 5, 0, -1, 0, 4, 5, 1, 0, 0, 4, 8, 0, 0, 1, 4, 9, 0, 0, 0, 4, 12, 0, 0, 0, 4, 13, 0, 0, 0, 5, 10, -1, 0, 1, 5, 11, -1, 0, 0, 5, 14, 0, 0, 0, 5, 15, 0, 0, 0, 6, 10, -1, 0, 1, 6, 11, -1, 0, 1, 7, 8, 0, 1, 1, 7, 9, 0, 1, 1, 12, 14, 1, 0, 0, 12, 15, 1, -1, -1, 13, 14, 0, 0, 1, 13, 15, 0, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.21818 | 3.21818 | 7.1041 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0.5 |
| 0.05556 | 0.27778 | 0.27778 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.00101 | 2.00101 | 8.75722 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0.5 |
| 0.25247 | 0.00457 | 0.05708 |
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 |
|---|---|---|---|---|---|
 |
hqc1373 | *2626 | (2,4,4) | {3,8} | {4.4.18}{18.4.6.4.18.4.6.4} |