s-net: sqc270
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 4 |
| Edges per primitive translational unit | 9 |
| Transitivity (vertex,edge) | (3,5) |
| Vertex degrees | {4,4,6} |
| Vertex coordination sequence | [(4, 14, 36, 68, 108, 154, 210, 278, 350, 432), (4, 10, 24, 48, 80, 124, 176, 232, 304, 384), (6, 18, 40, 70, 106, 156, 214, 274, 352, 438)] |
| Wells’ vertex symbol | [4^3.6^2.8, 4.6^4.8, 4^2.6^10.8^3] |
| Systre key | (3, 1, 1, -1, 0, 0, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 3, 0, 0, 0, 1, 3, 0, 1, 0, 2, 3, 0, 0, 1, 2, 4, 0, 0, 0, 3, 4, 0, 0, 0, 4, 4, -1, 0, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.2843 | 1.81625 | 2.3436 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.2 |
| 0 | 0 | 0 |
| 0 | 0.5 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Pmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.00114 | 0.95808 | 2.84379 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0.324 |
| 0 | 0 | 0 |
| 0 | 0.5 | 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 |
|---|---|---|---|---|---|
 |
hqc1117 | *222222 | (3,5,2) | {6,4,4} | {6.6.6.6.6.6}{6.6.6.6}{6.6.6.6} |