s-net: sqc152
 |
|
| 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 | 8 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {6,4} |
| Vertex coordination sequence | [(6, 20, 46, 84, 132, 190, 260, 340, 430, 532), (4, 16, 42, 78, 126, 186, 254, 334, 426, 526)] |
| Wells’ vertex symbol | [4^8.5^3.6^4, 5^4.6^2] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 1, 3, 0, 2, 0, 2, 2, 0, -1, 0, 2, 3, 0, 0, 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 |
|---|---|---|---|---|---|
| 1.1895 | 0.97178 | 2.57143 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.5 | 0 | 0.42857 |
| 0.5 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.03287 | 0.8016 | 2.86649 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.5 | 0 | 0.36031 |
| 0.5 | 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 |
|---|---|---|---|---|---|
 |
hqc575 | *222222 | (2,5,3) | {6,4} | {4.4.8.8.4.4}{8.8.8.8} |