s-net: sqc2638
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| Systre crystallographic geometry file (.cgd) |
Links to this net in other databases
| topcryst |
Topological data
| Vertices per primitive translational unit | 8 |
| Edges per primitive translational unit | 18 |
| Transitivity (vertex,edge) | (2,5) |
| Vertex degrees | {3,6} |
| Vertex coordination sequence | [(3, 10, 29, 60, 100, 150, 210, 278, 358, 448), (6, 19, 42, 75, 118, 170, 232, 305, 386, 477)] |
| Wells’ vertex symbol | [4^2.6, 4^5.6^10] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 2, 0, 1, 0, 1, 2, 1, 0, 0, 1, 3, 0, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 2, 8, 0, 0, 0, 3, 4, 0, 0, 1, 3, 6, 0, 1, 0, 4, 5, -1, 0, -1, 4, 8, 0, 0, 0, 4, 8, 0, 1, 0, 4, 8, 1, 0, 0, 5, 7, 0, 1, 0, 6, 8, 0, 0, 1, 7, 8, 1, 0, 1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.85807 | 5.05065 | 2.06148 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.07143 | 0.25 | 0.25 |
| 0.35714 | 0.125 | 0 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Fmmm
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 3.06558 | 5.62398 | 1.69283 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.16308 | 0.25 | 0.25 |
| 0.33688 | 0.08891 | 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 |
|---|---|---|---|---|---|
 |
hqc990 | *22222 | (2,5,3) | {6,3} | {4.6.4.4.6.4}{6.4.4} |