s-net: sqc266
 |
|
| 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 | 9 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {6,6} |
| Vertex coordination sequence | [(6, 20, 56, 110, 188, 282, 396, 526, 676, 842), (6, 20, 50, 106, 178, 272, 384, 514, 662, 828)] |
| Wells’ vertex symbol | [3^2.4^2.5^2.6^8.8, 3^2.4^7.5^3.6^3] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 2, 3, 0, 0, 0, 2, 3, 0, 0, 1, 2, 3, 0, 1, 1, 2, 3, 0, 2, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.68671 | 1.06694 | 1.84744 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.3 | 0.5 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.16429 | 0.92242 | 1.10544 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.31141 | 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 |
|---|---|---|---|---|---|
 |
hqc1056 | *222222 | (2,5,3) | {6,6} | {4.8.3.3.8.4}{8.8.3.8.8.3} |