s-net: sqc918
 |
|
| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 6 |
| Edges per primitive translational unit | 12 |
| Transitivity (vertex,edge) | (2,3) |
| Vertex degrees | {3,6} |
| Vertex coordination sequence | [(3, 11, 34, 57, 99, 136, 193, 247, 322, 392), (6, 16, 36, 64, 98, 142, 194, 254, 322, 398)] |
| Wells’ vertex symbol | [4.6^2, 4^2.6^2.7^8.8^3] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 4, 0, 0, 0, 1, 4, 1, 0, 0, 2, 4, 0, 0, 1, 3, 5, 0, 0, -1, 3, 5, 0, 0, 0, 3, 6, 0, 0, -1, 3, 6, 0, 0, 0, 5, 6, -1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P42/mmc
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.66568 | 1.66568 | 2.88516 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.5 | 0 |
| 0 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P42/mmc
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.82285 | 1.82285 | 2.00016 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.22571 | 0.5 | 0 |
| 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 |
|---|---|---|---|---|---|
 |
hqc291 | *22222 | (2,3,2) | {3,6} | {8.4.8}{8.8.4.8.8.4} |