s-net: sqc2349
 |
|
| 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 | 18 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {3,12} |
| Vertex coordination sequence | [(3, 20, 75, 154, 262, 390, 531, 710, 909, 1116), (12, 44, 94, 180, 288, 400, 560, 738, 914, 1148)] |
| Wells’ vertex symbol | [3.6^2, 3^16.4^22.5^18.6^8.7^2] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, -2, 0, 0, 1, 2, -2, 1, 0, 1, 2, -1, 0, 0, 1, 2, -1, 1, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 1, 6, 0, 0, 0, 2, 2, -1, 0, 0, 2, 3, 2, 0, 0, 2, 4, 0, 0, 0, 2, 5, 2, -1, 0, 2, 6, 0, -1, 0, 3, 6, 0, 0, 1, 4, 5, 0, -1, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.75665 | 4.97354 | 0.87851 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.125 | 0 |
| 0 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Cmma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.5968 | 5.49949 | 0.79834 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.25 | 0.15644 | 0 |
| 0 | 0 | 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} |