s-net: sqc489
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 3 |
| Edges per primitive translational unit | 10 |
| Transitivity (vertex,edge) | (2,2) |
| Vertex degrees | {6,8} |
| Vertex coordination sequence | [(6, 26, 46, 98, 126, 218, 246, 386, 406, 602), (8, 20, 58, 80, 154, 180, 298, 320, 490, 500)] |
| Wells’ vertex symbol | [3^4.4^6.5^4.6, 3^4.4^8.5^8.6^4.7^4] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 2, 1, 0, 0, 1, 2, 1, 1, 1, 1, 3, 0, 0, 0, 1, 3, 0, 0, 1, 2, 3, -1, -1, 0, 2, 3, -1, 0, 0, 2, 3, 0, -1, 0, 2, 3, 0, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.82738 | 1.82738 | 1.82755 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0.25 |
| 0 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I4/mmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.7321 | 1.7321 | 1.99991 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.5 | 0.25 |
| 0 | 0 | 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 |
|---|---|---|---|---|---|
 |
hqc149 | *2224 | (2,2,2) | {6,8} | {3.4.3.3.4.3}{3.4.3.4.3.4.3.4} |