s-net: sqc669
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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 | 11 |
| Transitivity (vertex,edge) | (4,5) |
| Vertex degrees | {4,6,8,4} |
| Vertex coordination sequence | [(4, 16, 58, 118, 214, 318, 466, 614, 814, 1006), (6, 30, 90, 158, 268, 382, 542, 700, 912, 1114), (8, 36, 86, 166, 260, 392, 530, 714, 896, 1132), (4, 12, 48, 110, 192, 308, 434, 600, 770, 988)] |
| Wells’ vertex symbol | [4^4.5.6, 4^4.5^6.6^4.7, 4^4.5^12.6^7.7^4.8, 4^4.5.6] |
| Systre key | (3, 1, 1, -1, 1, 0, 1, 2, -2, 1, 1, 1, 2, 0, 0, 0, 1, 2, 0, 0, 1, 1, 2, 0, 1, 0, 1, 3, -1, 0, 0, 1, 3, 0, 0, 0, 2, 4, -1, 1, 0, 2, 4, 0, 0, 0, 3, 4, -1, 1, 1, 3, 4, 0, 1, 0) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: P222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.62363 | 1.62349 | 1.25822 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.5 | 0 | 0.5 |
| 0 | 0.5 | 0 |
| 0.5 | 0 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: P222
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 1.63356 | 1.63343 | 1.24314 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0 | 0 | 0 |
| 0.5 | 0 | 0.5 |
| 0 | 0.5 | 0 |
| 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 |
|---|---|---|---|---|---|
 |
hqc1830 | *222222 | (4,5,2) | {8,6,4,4} | {6.4.4.6.6.4.4.6}{6.4.4.6.4.4}{4... |