s-net: sqc198
 |
|
| 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 | {12,3} |
| Vertex coordination sequence | [(12, 60, 156, 300, 492, 732, 1020, 1356, 1740, 2172), (3, 22, 101, 226, 398, 618, 886, 1202, 1566, 1978)] |
| Wells’ vertex symbol | [3^4.4^25.5^24.6^7.7^6, 3.5^2] |
| Systre key | (3, 1, 1, -1, -2, 0, 1, 1, -1, 0, 0, 1, 1, 0, -1, 0, 1, 1, 0, 0, -1, 1, 2, -1, -2, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 3, 1, 0, 0, 2, 3, 1, 1, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.47462 | 1.04244 | 0.90271 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.25 | 0.5 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.9787 | 0.65455 | 0.85805 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.08304 | 0.5 | 0.5 |
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 |
|---|---|---|---|---|---|
 |
hqc989 | *222222 | (2,5,3) | {12,3} | {4.3.8.8.3.4.4.3.8.8.3.4}{3.8.8} |