s-net: sqc3640
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 10 |
| Edges per primitive translational unit | 20 |
| Transitivity (vertex,edge) | (4,6) |
| Vertex degrees | {6,3,4,4} |
| Vertex coordination sequence | [(6, 18, 51, 105, 174, 275, 401, 557, 721, 947), (3, 13, 38, 88, 153, 241, 361, 503, 676, 860), (4, 10, 37, 77, 134, 223, 335, 493, 645, 855), (4, 12, 32, 78, 132, 214, 336, 474, 644, 844)] |
| Wells’ vertex symbol | [6^5.7^4.8^6, 6^2.7, 6.7^4.8, 7^5.8] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 2, 3, 0, 0, 1, 2, 4, 0, 1, 0, 3, 5, 0, 0, 0, 3, 6, 0, 0, 0, 4, 7, 0, 0, 0, 4, 8, 0, 0, 0, 5, 9, -1, 0, -1, 5, 9, 0, 0, 0, 6, 9, -1, -1, -1, 6, 9, -1, -1, 0, 7, 10, 0, -1, 0, 7, 10, 0, 0, 0, 8, 10, -1, -1, -1, 8, 10, 0, 0, -1, 9, 10, 0, 0, 0, 9, 10, 0, 1, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: I212121
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.23498 | 2.91358 | 2.55656 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.25 | 0.04167 |
| 0.33333 | 0.41667 | 0.33333 |
| 0 | 0.25 | 0.58333 |
| 0.25 | 0.91667 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: I212121
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.99743 | 2.79198 | 1.98299 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0.75 | 0.51394 |
| 0.20247 | 0.46716 | 0.28081 |
| 0 | 0.25 | 0.70598 |
| 0.25 | 0.02346 | 1 |
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 |
|---|---|---|---|---|---|
 |
hqc1481 | *222222 | (4,5,2) | {6,3,4,4} | {6.7.6.6.7.6}{6.7.7}{7.7.7.7}{7.... |