s-net: sqc8225
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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 | 33 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {7,4} |
| Vertex coordination sequence | [(7, 24, 53, 94, 147, 212, 289, 378, 479, 592), (4, 13, 37, 84, 129, 186, 280, 356, 439, 583)] |
| Wells’ vertex symbol | [3^2.4^9.5^4.6^6, 3.4^2.5^3] |
| 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, 6, 0, 1, 0, 2, 8, 1, 0, 0, 2, 9, 0, 0, 0, 2, 10, 0, 0, 0, 3, 4, 0, 1, 0, 3, 6, 0, 0, 1, 3, 8, 1, -1, 1, 3, 11, 0, 0, 0, 3, 12, 0, 0, 0, 4, 6, 1, -1, 1, 4, 8, 1, -1, 1, 4, 11, 0, -1, 0, 4, 12, 0, -1, 0, 5, 8, 0, 0, 0, 5, 9, -1, 0, 0, 5, 12, 0, 0, 0, 6, 8, 1, 0, 0, 6, 9, 0, -1, 0, 6, 10, 0, -1, 0, 7, 8, 0, 0, 0, 7, 10, 0, -1, 0, 7, 11, -1, 0, -1, 9, 11, 0, 1, -1, 10, 12, 0, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.87144 | 3.87144 | 3.6529 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.375 | 0 |
| 0.11111 | 0.22222 | 0.44444 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: R-3m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.97722 | 2.97722 | 3.04087 | 90.0 | 90.0 | 120.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.33326 | 0 |
| 0.19459 | 0.38918 | 0.05204 |
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 |
|---|---|---|---|---|---|
 |
hqc1687 | *2626 | (2,5,5) | {7,4} | {6.4.4.3.3.4.4}{4.6.4.3} |