s-net: sqc68
 |
|
| 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, 16, 48, 86, 150, 204, 298, 368, 494, 580), (6, 22, 50, 98, 142, 222, 282, 394, 470, 614)] |
| Wells’ vertex symbol | [5^5.6, 5^8.6^4.8^3] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 2, 1, 1, 3, 0, 0, 0, 1, 3, 0, 0, 1, 2, 3, 0, -1, 0, 2, 3, 1, -1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P-42m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.58201 | 1.58201 | 1.2257 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.33333 |
| 0.5 | 0.5 | 0.5 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P-42m
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.49323 | 1.49323 | 1.29194 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.25037 |
| 0.5 | 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 |
|---|---|---|---|---|---|
 |
hqc481 | *222222 | (2,4,2) | {4,6} | {6.8.8.6}{6.8.8.6.8.8} |