s-net: sqc2012
 |
|
| 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 | 16 |
| Transitivity (vertex,edge) | (2,4) |
| Vertex degrees | {6,4} |
| Vertex coordination sequence | [(6, 20, 50, 95, 145, 214, 298, 384, 492, 615), (4, 14, 44, 84, 136, 208, 284, 372, 484, 600)] |
| Wells’ vertex symbol | [3^2.4^3.6^9.7, 3^2.6^4] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 3, 0, 1, 0, 2, 4, 1, 0, 1, 2, 5, 0, 0, 1, 2, 6, 1, -1, 2, 3, 4, 1, -1, 1, 3, 5, 0, -1, 1, 3, 6, 1, -1, 2, 3, 6, 2, -1, 2, 4, 6, 0, 0, 0, 5, 6, 0, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 4.14994 | 1.95607 | 1.69483 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.16667 | 0.25 | 0.25 |
| 0.25 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.47898 | 2.30779 | 1.0425 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.1523 | 0.25 | 0.49851 |
| 0.25 | 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 |
|---|---|---|---|---|---|
 |
hqc644 | *22222 | (2,4,3) | {6,4} | {4.6.3.3.6.4}{6.3.6.3} |