s-net: sqc2921
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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 | {5,4} |
| Vertex coordination sequence | [(5, 12, 25, 48, 75, 106, 147, 188, 237, 298), (4, 12, 26, 46, 75, 108, 145, 192, 240, 294)] |
| Wells’ vertex symbol | [3^2.4^2.5^2.6^2.7^2, 3.6^5] |
| Systre key | (3, 1, 2, 0, 0, 0, 1, 3, 0, 0, 0, 1, 3, 1, 0, 0, 1, 4, 0, 0, 0, 1, 5, 0, 0, 0, 2, 3, 0, 0, 0, 2, 6, 0, 0, 0, 2, 7, 0, 0, 0, 3, 4, -1, 0, 0, 3, 8, 0, 0, 0, 4, 6, 0, 0, 1, 4, 7, 0, 1, 0, 5, 6, 0, -1, 1, 5, 7, 0, 0, 1, 5, 8, 0, 0, 0, 5, 8, 1, 0, 0, 6, 8, 0, 1, -1, 7, 8, 1, 0, -1) |
Geometric data
Systre equilibrium placement (barycentric embedding) maximising unit cell volume
Spacegroup: Imma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.95195 | 2.01617 | 4.94061 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.15 | 0 | 0 |
| 0.2 | 0.25 | 0.625 |
Edge end points:
Systre coordinates favouring equal edge-lengths
Spacegroup: Imma
Parameters:
| a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|
| 2.87421 | 2.00001 | 4.7893 | 90.0 | 90.0 | 90.0 |
Vertex positions:
| X-pos | Y-pos | Z-pos |
|---|---|---|
| 0.17396 | 0 | 0 |
| 0.17396 | 0.25 | 0.6561 |
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 |
|---|---|---|---|---|---|
 |
hqc1046 | *222222 | (2,5,3) | {5,4} | {4.8.6.8.4}{8.8.6.6} |