s-net: sqc879
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 4 |
| Edges per primitive translational unit | 12 |
| Transitivity (vertex,edge) | (2,3) |
| Vertex degrees | {6,6} |
| Vertex coordination sequence | [(6, 22, 52, 106, 176, 262, 370, 490, 626, 778), (6, 20, 52, 106, 164, 262, 352, 490, 614, 778)] |
| Wells’ vertex symbol | [3^2.4^2.5^2.6^8.8, 3^4.4^4.5^4.6^3] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 1, 0, 0, 1, 2, 1, 0, 1, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 2, 2, -1, 0, 0, 3, 4, 0, 0, 0, 3, 4, 0, 0, 1, 3, 4, 1, 0, 0, 3, 4, 1, 0, 1, 4, 4, 0, 0, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P42/mmc
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.18752 | 1.18752 | 2.90737 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.5 | 0.5 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P42/mmc
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.29223 | 1.29223 | 2.1056 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.5 | 0.5 | 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 |
|---|---|---|---|---|---|
 |
hqc267 | *22222 | (2,3,2) | {6,6} | {3.6.3.3.6.3}{3.6.6.3.6.6} |