s-net: sqc56
 |
|
| 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 | 7 |
| Transitivity (vertex,edge) | (2,4) |
| Vertex degrees | {4,6} |
| Vertex coordination sequence | [(4, 12, 30, 58, 94, 138, 190, 250, 318, 394), (6, 18, 38, 66, 102, 146, 198, 258, 326, 402)] |
| Wells’ vertex symbol | [4^2.6^4, 4^8.6^6.8] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 1, 0, -1, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 2, 2, -1, 0, 0, 2, 3, 0, 0, 1, 3, 3, 0, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P-4m2
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.08535 | 1.08535 | 2.6586 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.16667 |
| 0 | 0 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P-4m2
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.00001 | 1.00001 | 2.99995 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.16667 |
| 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 |
|---|---|---|---|---|---|
 |
hqc351 | *2244 | (2,4,3) | {4,6} | {8.4.4.8}{4.4.4.4.4.4} |