s-net: sqc380
 |
|
| 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) | (2,5) |
| Vertex degrees | {7,6} |
| Vertex coordination sequence | [(7, 21, 45, 79, 123, 177, 241, 315, 399, 493), (6, 16, 40, 72, 118, 170, 236, 308, 394, 486)] |
| Wells’ vertex symbol | [4^17.6^4, 4^10.6^5] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, -2, 0, 1, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 2, 2, -1, 0, 0, 2, 3, 1, 0, -1, 2, 3, 1, 1, -1, 3, 3, -1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.83532 | 1.86802 | 2.15629 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.375 |
| 0 | 0.5 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 0.95402 | 1.94357 | 1.47885 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.3384 |
| 0 | 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 |
|---|---|---|---|---|---|
 |
hqc1309 | *222222 | (2,5,4) | {7,6} | {4.4.4.4.4.4.4}{4.4.4.4.4.4} |